Methane lewis dot structure

Hey everyone, welcome to the Mentor Center! In today's video, I draw out the Lewis dot structure for CH4, commonly known as methane.👍 Like 📽️ Subscribe ...

Methane lewis dot structure. This page titled 4.1: Lewis Electron Dot Structures is shared under a CK-12 license and was authored, remixed, and/or curated by CK-12 Foundation via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request. Ionic substances are completely held together by ionic bonds.

2. ) Lewis Structure and Steps of Drawing. In Chlorodifluromethane (CCl 2 F 2) molecule, there are only one carbon atom, one hydrogen atom, one chlorine atoms and two fluorine atoms. In Chlorodifluromethane lewis structure, there are two C-F single bonds, one C-Cl bond and one C-H bond around the center atom (carbon) in CHClF 2 lewis structure.

Jan 23, 2023 · Correct Correct Wrong. CCl 4 (A refrigerant) C 2 H 6 (Ethane) CHClCH (Bad layout, hydrogen and chlorine are central atoms) Note: Electronegativity values: C = 2.55; Cl = 3.16; H = 2.20. Step 2: Add up the valence electrons for each atom in the molecule. For example, H 2 O 2 H: 2 x 1 electron = 2 electrons. 1 O: 1 x 6 electrons = 6 electrons. This type of Lewis dot structure is represented by an atomic symbol and a series of dots. See the following examples for how to draw Lewis dot structures for common atoms involved in covalent bonding. Example 1. Draw the Lewis Dot Structure for the Hydrogen atom. Since Hydrogen is in Group I it has one (1) valence electron in its shell.2. ) Lewis Structure and Steps of Drawing. In Chlorodifluromethane (CCl 2 F 2) molecule, there are only one carbon atom, one hydrogen atom, one chlorine atoms and two fluorine atoms. In Chlorodifluromethane lewis structure, there are two C-F single bonds, one C-Cl bond and one C-H bond around the center atom (carbon) in CHClF 2 lewis structure.There are two constitutional isomers for the molecular formula C 4 H 10. Figure 4 demonstrates drawing Lewis electron dot structures for these compounds. Figure 4. Constitutional Isomers of C 4 H 10. The name of the compound on the left in Figure 4 is butane. It is a colorless liquid with a boiling point of 0 o C.What is Lewis Structure. Lewis structure, also known as Lewis dot structure or electron dot structure, is a simple and straightforward way of representing the outermost electron shell in a chemical species like an atom, ion, or molecule. It shows how electrons are positioned around the atoms either as lone pairs or in a chemical bond, typically ...How to draw methane ch4 lewis structure. Jul 1, 2012 • Download as PPTX, PDF •. 2 likes • 14,530 views. G. gengarl. Education Technology. 1 of 23. Download now. How to draw methane ch4 lewis structure - Download as a PDF or view online for free.

Check me out: http://www.chemistnate.comNeed a dot net developer in Salt Lake City? Read reviews & compare projects by leading dot net developers. Find a company today! Development Most Popular Emerging Tech Development ...Learn more. The CH4 Lewis structure represents the arrangement of electrons in a methane molecule. Methane is a simple organic compound that consists of one carbon atom and four hydrogen atoms. The Lewis structure shows the position of all valence electrons in the molecule and is an important tool for predicting the shape and reactivity …The annual Lantern Festival signifies the end of Chinese New Year and the beginning of spring. HowStuffWorks takes a look. Advertisement It's the stuff artsy photographers dreams a...May 14, 2012 · A video explanation of how to draw the Lewis Dot Structure for Methane, along with information about the compound including Formal Charges, Polarity, Hybrid ... Green Dot debit card accounts are prepaid. The account must be loaded with funds for activation and usage. Green Dot accounts can be loaded and reloaded in a number of ways. The mo...Methane, nitro-. Formula: CH 3 NO 2. Molecular weight: 61.0400. IUPAC Standard InChI: InChI=1S/CH3NO2/c1-2 (3)4/h1H3. Copy Sheet of paper on top of another sheet. IUPAC Standard InChIKey: LYGJENNIWJXYER-UHFFFAOYSA-N. Copy Sheet of paper on top of another sheet. CAS Registry Number: 75-52-5. Chemical structure: So we're going to a lot more examples for drawing dot structures in the next several videos, and see how drawing dot structures allows you to predict the shapes of different molecules. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more.

Ben Mills. Lewis structures, also known as electron dot structures, are named after Gilbert N. Lewis, who described them in a 1916 article titled, "The Atom and the Molecule." Lewis structures depict the bonds between atoms of a molecule, as well as any unbonded electron pairs. You can draw a Lewis dot structure for any covalent … In the above structure, there are no charges on carbon and hydrogen atoms. Therefore, we can think, we have obtained the lewis structure of CH 4. Methane lewis structure contains four C-H bonds. There are no lone pairs in the valence shells of carbon atom. Carbon atom is the center atom and it is very easy to draw CH4 lewis structure. Solutions to Example 10.4.1. Steps for Writing Lewis Structures. Example 10.5. 1. 1. Determine the total number of valence electrons in the molecule or ion. Each H atom (group 1) has 1 valence electron, and the O atom (group 16) has 6 valence electrons, for a total of 8 valence electrons. 2.Lewis Structures are visual representations of the bonds between atoms and illustrate the lone pairs of electrons in molecules. They can also be called Lewis dot diagrams and are used as a simple way to show the configuration of atoms within a molecule. Electrons are shown as "dots" or for bonding electrons as a line between the two atoms.Interpreting Lewis Structures. A Lewis structure contains symbols for the elements in a molecule, connected by lines and surrounded by pairs of dots. For example, here is the Lewis structure for water, H 2 O. Each symbol represents the nucleus and the core electrons of the atom. Here, each “H” represents the nucleus of a hydrogen atom, and ...Geoff Lewis of Founders Fund on investing in Privateer on Disrupt New York '15 created by travis.bernard, panel Geoff Lewis of Founders Fund on investing in Privateer on Disrupt Ne...

Flea markets in green bay wi.

In the CH4 Lewis structure, there are four single bonds around the carbon atom, with four hydrogen atoms attached to it, and none of the atoms has a lone pair. ... October 31, 2023 by Deep. The information on this page is fact-checked. CH 4 Lewis structure. CH 4 (methane) has one carbon atom and four hydrogen atoms. In the CH 4 …Part 1: Electron dot structure: It defines the nature of the bond and position of atoms of the molecule which are connected in the molecule. The structures also display the total number of lone pairs present in each of the atoms that constitute the molecule. Part 2: Electron dot structure of methane : The core element in methane CH 4 is carbon.Learn how to draw the lewis structure of methane (CH4), a naturally occurring gas and a greenhouse gas, using valence electrons and octet rule. Find out t…Sep 26, 2013 · A step-by-step explanation of how to draw the CH2N2 Lewis Dot Structure (Diazomethane).For the CH2N2 structure use the periodic table to find the total numbe... Draw Lewis dot diagram for the following. Methane (CH 4) VIEW SOLUTION ... Draw Lewis dot diagram for the following. Lifthium Fluoride (LiF) VIEW SOLUTION. Exercises | Q 2. (B) | Page 79. Draw diagram for bonding in ethene with sp 2 Hybridisation. VIEW SOLUTION. Exercises | Q 2. (C)(a) | Page 79. Draw Lewis electron dot structure of …Step by step explanation showing how to draw the Lewis structure of Methane (CH4).

Aug 2, 2020 · Hey everyone, welcome to the Mentor Center! In today's video, I draw out the Lewis dot structure for CH4, commonly known as methane.👍 Like 📽️ Subscribe ... Mar 24, 2021 · Write the Lewis Structure for H 2 O. Solution. Steps for Writing Lewis Structures. Example 15.4.1 15.4. 1. 1. Determine the total number of valence electrons in the molecule or ion. Each H atom (group 1) has 1 valence electron, and the O atom (group 16) has 6 valence electrons, for a total of 8 valence electrons. 2. Jan 23, 2023 · Correct Correct Wrong. CCl 4 (A refrigerant) C 2 H 6 (Ethane) CHClCH (Bad layout, hydrogen and chlorine are central atoms) Note: Electronegativity values: C = 2.55; Cl = 3.16; H = 2.20. Step 2: Add up the valence electrons for each atom in the molecule. For example, H 2 O 2 H: 2 x 1 electron = 2 electrons. 1 O: 1 x 6 electrons = 6 electrons. Step by step explanation showing how to draw the Lewis structure of Methane (CH4).Here is another example: the Lewis dot diagram for methane, CH 4. Fig. 4: A Lewis dot diagram for methane. Anna Brewer, StudySmarter Originals. Lewis dot diagram for carbon. We can also draw Lewis dot diagrams for uncombined atoms that have yet to form a molecule. One example is carbon. Here is its Lewis dot diagram: Fig. 5: A Lewis dot …Learn how to draw the lewis structure of methane (CH4), a naturally occurring gas and a greenhouse gas, using valence electrons and octet rule. Find out t…Methane, nitro-. Formula: CH 3 NO 2. Molecular weight: 61.0400. IUPAC Standard InChI: InChI=1S/CH3NO2/c1-2 (3)4/h1H3. Copy Sheet of paper on top of another sheet. IUPAC Standard InChIKey: LYGJENNIWJXYER-UHFFFAOYSA-N. Copy Sheet of paper on top of another sheet. CAS Registry Number: 75-52-5. Chemical structure:So we're going to a lot more examples for drawing dot structures in the next several videos, and see how drawing dot structures allows you to predict the shapes of different …Amazon is launching two new designs for its Echo Dot Kids devices, the company announced at its virtual event today. Amazon is launching two new designs for its Echo Dot Kids devic...We can illustrate the formation of a water molecule from two hydrogen atoms and an oxygen atom using Lewis dot symbols: The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. Moreover, by sharing a bonding …A step-by-step explanation of how to draw the CO2 Lewis Dot Structure (Carbon dioxide).For the CO2 structure use the periodic table to find the total number ... Lewis structures: Structures that can be drawn for covalently bonded molecules, which means that the electron pairs are shared. These are drawn as a pair of dots or lines and are used to represent molecules. Methane: Natural gas component with the chemical composition of carbon (C) and hydrogen (H).

Q 5. Question 41. In electron dot structure, the valence shell electrons are represented by crosses or dots. (a) The atomic number is 17. Write its electronic configuration. (b) Draw the electron dot structure of chlorine molecule. View Solution.

In the correct Lewis structure for the methane (CH 4) molecule, how many unshared electron pairs surround the carbon? ? 0 ? 2 ? 4 ? 8; In the correct Lewis structure for water, how many unshared pairs of electrons will oxygen have? ... In drawing Lewis structures, a single line (single bond) between two elements represents: ? an unshared …MolView consists of two main parts, a structural formula editor and a 3D model viewer. The structural formula editor is surround by three toolbars which contain the tools you can use in the editor. Once you’ve drawn a molecule, you can click the 2D to 3D button to convert the molecule into a 3D model which is then displayed in the viewer.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Dot matrix and inkjet printers share one key characteristic -- both make images out of small dots. With a dot matrix printer, a pin presses through a ribbon to make an impact on th... Linear way is easier to understand. You have to take the central atom and draw the bonds. Based on the number of bonds you have to find how many pi bonds and sigma bonds are there. Based on this info you can tell its structure.Please see the videos on Hybridisation. I quickly take you through how to draw the Lewis Structure of methane, CH4. I also go over hybridization, shape and bond angle.The U.S. Department of Transportation rolled out its family seating dashboard Monday, showing which airlines guarantee family seating at no additional cost. So far, only American, ...Aug 15, 2020 · 1. The central atom, beryllium, contributes two valence electrons, and each hydrogen atom contributes one. The Lewis electron structure is. 2. There are two electron groups around the central atom. We see from Figure 9.2 that the arrangement that minimizes repulsions places the groups 180° apart. 3. Jan 15, 2023 · draw Lewis Dot Symbols for main group elements and ions. describe the three-dimensional nature of molecules. sketch a tetrahedral molecule, CX 4, using the “wedge-and-broken-line” method of representation. make a ball-and-stick model of a simple tetrahedral molecule such as methane, CH 4. draw Lewis Dot Structures for 2 electron group ... Feb 3, 2564 BE ... ... Methane has a single bond to each Hydrogen ... Methane molecule will be non ... How to Draw the Lewis Dot Structure for Hydrogen chloride.

Kat timpf up skirt.

1986 starcraft boat.

Part 1: Electron dot structure: It defines the nature of the bond and position of atoms of the molecule which are connected in the molecule. The structures also display the total number of lone pairs present in each of the atoms that constitute the molecule. Part 2: Electron dot structure of methane : The core element in methane CH 4 is carbon.A step-by-step explanation of how to draw the CO2 Lewis Dot Structure (Carbon dioxide).For the CO2 structure use the periodic table to find the total number ...PROBLEM 4.2.4 4.2. 4. Methanol, H 3 COH, is used as the fuel in some race cars. Ethanol, C 2 H 5 OH, is used extensively as motor fuel in Brazil. Both methanol and ethanol produce CO 2 and H 2 O when they burn. Write the chemical equations for these combustion reactions using Lewis structures instead of chemical formulas.A Lewis symbol consists of an elemental symbol surrounded by one dot for each of its valence electrons: Figure 7.9 shows the Lewis symbols for the elements of the third …Lewis Structure for CH4 (Methane) Commonly Tested Lewis Structures. We draw Lewis Structures to predict: -the shape of a molecule. -the reactivity of a molecule and how it might interact with other molecules. -the physical properties of a molecule such as boiling point, surface tension, etc.The image above depicts three mesomeric structures of diazomethane ( CHX2NX2 C H X 2 N X 2 ). When you count the valence electrons for every atom, you will find that only the left and middle structure satisfy the octet / duet (for hydrogen) rule, i.e. that every C C and N N atom has 8 valence electrons, and every H H has two valence electrons.The latest research on DIM Supplements. Expert analysis on potential benefits, dosage, side effects, and more. DIM is most often used for Diindolylmethane (DIM) is a molecule which...Dr. B. explains how to draw the Lewis dot structure for CH4 (methane). The CH 4 Lewis Structure is one of the most frequently tested Lewis Structures. Note that hydrogen …In 1916, American chemist, Gilbert N. Lewis, introduced bond lines to electron dot structures. These structures, also known as lewis structures or electron dot structures, are drawings that visually demonstrate how electrons are shared and arranged around atoms. The electrons denoted as dots are called lone pairs and belong to an individual …In chemistry, the Lewis dot structure is a visual representation of the valence electrons in a molecule. It helps us understand the bonding and electron distribution within a compound. In this article, we will delve into the Lewis dot structure for CH4, which represents methane, a fundamental compound in organic chemistry. By exploring the Lewis ….

Get the free "Lewis Structure Finder" widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more Chemistry widgets in Wolfram|Alpha.We can illustrate the formation of a water molecule from two hydrogen atoms and an oxygen atom using Lewis dot symbols: The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. Moreover, by sharing a bonding …For the CH3NO2 Lewis structure, we have a total of 24 valence electrons. We'll form bonds between atoms, and each one of these bonds represents two electrons. We've used 12 valence electrons. And then we'll go around the outside of the Oxygens to fill their octets. So we have 12, 14, and 24 total valence electrons there.A Lewis electron dot diagram (or electron dot diagram, or a Lewis diagram, or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. The number of dots equals the number of valence electrons in the atom. These dots are arranged to the right and left and above and below the ...Methane (CH 4) Draw Lewis dot diagram for the following. Lifthium Fluoride (LiF) Draw Lewis electron dot structure of HF. Draw Lewis electron dot structure of C 2 H 6. Draw Lewis electron dot structure of C 2 H 4. Draw Lewis electron dot structure of CF 3 Cl.Sep 30, 2011 · I quickly take you through how to draw the Lewis Structure of methane, CH4. I also go over hybridization, shape and bond angle. Using Formal Charges to Distinguish Viable Lewis Structures. 9.5: Covalent Bonding- Lewis Structure. The strength of a covalent bond depends on the overlap between the valence orbitals of the bonded atoms. Bond order is the number of electron pairs that hold two atoms together. Single bonds have a ….This type of Lewis dot structure is represented by an atomic symbol and a series of dots. See the following examples for how to draw Lewis dot structures for common atoms involved in covalent bonding. Example 1. Draw the Lewis Dot Structure for the Hydrogen atom. Since Hydrogen is in Group I it has one (1) valence electron in its shell.MolView consists of two main parts, a structural formula editor and a 3D model viewer. The structural formula editor is surround by three toolbars which contain the tools you can use in the editor. Once you’ve drawn a molecule, you can click the 2D to 3D button to convert the molecule into a 3D model which is then displayed in the viewer. Methane lewis dot structure, About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... , How to Draw the Lewis Structure of CH4 (methane) chemistNATE. 1.2K Likes. 2019 Jul 26. Check me out: http://www.chemistnate.com. Show more. Key …, In the above structure, there are no charges on carbon and hydrogen atoms. Therefore, we can think, we have obtained the lewis structure of CH 4. Methane lewis structure contains four C-H bonds. There are no lone pairs in the valence shells of carbon atom. Carbon atom is the center atom and it is very easy to draw CH4 lewis structure. , A step-by-step explanation of how to draw the CH4 Lewis Dot Structure (Methane). For the CH4 structure use the periodic table to find the total number of …, Check me out: http://www.chemistnate.com, 2. ) Lewis Structure and Steps of Drawing. In Chlorodifluromethane (CCl 2 F 2) molecule, there are only one carbon atom, one hydrogen atom, one chlorine atoms and two fluorine atoms. In Chlorodifluromethane lewis structure, there are two C-F single bonds, one C-Cl bond and one C-H bond around the center atom (carbon) in CHClF 2 lewis structure. , Nov 1, 2563 BE ... Comments ; CH4 Lewis Structure - How to Draw the Dot Structure for CH4 (Methane). Wayne Breslyn · 280K views ; History of the Shogunates and the ..., A step-by-step explanation of how to draw the CH2Cl2 Lewis Dot Structure (Dichloromethane ).For the CH2Cl2 structure use the periodic table to find the total..., Why Fed watchers are keeping their eyes on the little blue dots that tell an interest-rate story, and a chart that shows the economy in the shape of a cocktail fork. By clicking "T..., PROBLEM 4.2.4 4.2. 4. Methanol, H 3 COH, is used as the fuel in some race cars. Ethanol, C 2 H 5 OH, is used extensively as motor fuel in Brazil. Both methanol and ethanol produce CO 2 and H 2 O when they burn. Write the chemical equations for these combustion reactions using Lewis structures instead of chemical formulas. , Lewis Structure for CH4 (Methane) Commonly Tested Lewis Structures. We draw Lewis Structures to predict: -the shape of a molecule. -the reactivity of a molecule and how it might interact with other molecules. -the physical properties of a molecule such as boiling point, surface tension, etc., Steps to Draw the Lewis structure of Nitromethane (CH3NO2) Step 1: Find the total number of valence electrons present in a single nitromethane molecule (CH3NO2): It is 24 as 4 are coming from the carbon atom, 1 from each hydrogen atom, 5 from the nitrogen atom, and 6 from each oxygen atom. Step 2: Find how many more valence …, How to Draw the Lewis Structure of CH4 (methane) chemistNATE. 1.2K Likes. 2019 Jul 26. Check me out: http://www.chemistnate.com. Show more. Key …, Aug 14, 2020 · Using Formal Charges to Distinguish Viable Lewis Structures. 9.5: Covalent Bonding- Lewis Structure. The strength of a covalent bond depends on the overlap between the valence orbitals of the bonded atoms. Bond order is the number of electron pairs that hold two atoms together. Single bonds have a …. , May 14, 2012 · A video explanation of how to draw the Lewis Dot Structure for Methane, along with information about the compound including Formal Charges, Polarity, Hybrid ... , Lewis structure: diagram showing lone pairs and bonding pairs of electrons in a molecule or an ion. Lewis symbol: symbol for an element or monatomic ion that uses a dot to represent each valence electron in the element or ion. lone pair: two (a pair of) valence electrons that are not used to form a covalent bond., [custom_reviewer] The common name of CH4 is methane. It is the simplest hydrocarbon in the organic molecule and it is a hydride of C. In the CH4 lewis structure, the molecule is a tetrahedral shape and has a bond angle of perfectly 109.50. The molecule undergoes is sp3 hybridization., Methane (CH 4) Draw Lewis dot diagram for the following. Lifthium Fluoride (LiF) Draw Lewis electron dot structure of HF. Draw Lewis electron dot structure of C 2 H 6. Draw Lewis electron dot structure of C 2 H 4. Draw Lewis electron dot structure of CF 3 Cl., Lewis Structures. Page ID. A Lewis Structure is a very simplified representation of the valence shell electrons in a molecule. It is used to show how the electrons are arranged around individual atoms in a molecule. Electrons are shown as "dots" or for bonding electrons as a line between the two atoms. The goal is to obtain the …, Dot matrix and inkjet printers share one key characteristic -- both make images out of small dots. With a dot matrix printer, a pin presses through a ribbon to make an impact on th..., Lewis Symbols. At the beginning of the 20 th century, an American physical chemist G. N. Lewis (1875–1946) devised a system of symbols—now called Lewis electron dot symbols (often shortened to Lewis dot symbols) that can be used for predicting the number of bonds formed by most elements in their compounds.Each Lewis dot symbol consists of the …, Lewis Dot Structures : Lewis Dot Structure of Atoms Link: Determining Shape Video: Determining Hybridization Video: Determining Bond Angles Video ... BeH 2: Lewis Structure: Borane: BH 3: Lewis Structure: Methane: CH 4: Lewis Structure: Ammonia: NH 3: Lewis Structure: Water: H 2 O: Lewis Structure: Tetrahydroborate(-) Ion: BH 4 …, Bromine tetraflouride has a Lewis dot structure similar to that of methane. A single B atom in the center, with four single dashes showing bonds to single F atoms. ... The Lewis dot structure is a ..., draw Lewis Dot Symbols for main group elements and ions. describe the three-dimensional nature of molecules. sketch a tetrahedral molecule, CX 4, using the “wedge-and-broken-line” method of representation. make a ball-and-stick model of a simple tetrahedral molecule such as methane, CH 4. draw Lewis Dot Structures for 2 electron group ..., The latest research on DIM Supplements. Expert analysis on potential benefits, dosage, side effects, and more. DIM is most often used for Diindolylmethane (DIM) is a molecule which..., Lewis structures: Structures that can be drawn for covalently bonded molecules, which means that the electron pairs are shared. These are drawn as a pair of dots or lines and are used to represent molecules. Methane: Natural gas component with the chemical composition of carbon (C) and hydrogen (H). , A step-by-step explanation of how to draw the CH4 Lewis Dot Structure (Methane). For the CH4 structure use the periodic table to find the total number of valence electrons for the CH4..., About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... , Drawing the Lewis Structure for C 2 H 6 - Ethane. With C 2 H 6 there are only single bonds. Whenever you see a compound made of Carbon and Hydrogen that ends in ane that means it will only have single bonds. Remember that Hydrogen (H) atoms always go on the outside of a Lewis Structure. Note that Hydrogen only needs two valence electrons to ..., Q. Write balanced equations to show the preparation of the following: (i) ethane from sodium propionate. (ii) ethene from ethanol. (iii) ethyne from calcium carbide. (iv) ethanoic acid from ethane. Q. Explain the following: (i) Ethene and ethyne burn with a sooty luminous flame. (ii) Ethane does not undergo addition reactions., Example: Write the Lewis structure for methane (CH 4). Answer: Hydrogen atoms are always placed on the outside of the molecule, so carbon should be the central atom. After counting the valence electrons, we have a total of 8 [4 from carbon + 4(1 from each hydrogen] = 8., A step-by-step explanation of how to draw the NH3 Lewis Dot Structure (Ammonia).For the NH3 structure use the periodic table to find the total number of vale..., Methane Lewis structure plus sundry other data explained.