CH3NH2 Step 1. Draw the lewis structure Step 2. Description of shape: Central Atom 1= ___ Electron groups = ___ ____ non bonding= ____ total Central Atom 2= ___ Electron groups = ___ ____ non bonding= ____ total Electron group arrangement for central atom 1: Electron group arrangement for central atom 2: Geometry (shape) around central atom 1: Geometry (shape) around central atom 2: Step 3: List and Name all bond angles and give the degree.

CH3NH2 Step 1. Draw the lewis structure Step 2. Description of shape: Central Atom 1= _ Electron groups = _ __ non bonding= total Central Atom 2= _ Electron groups = _ non bonding= __ total Electron group arrangement for central atom 1: Electron group arrangement for central atom 2: Geometry (shape) around central atom 1: Geometry (shape) around central atom 2: Step 3: List and Name all bond angles and give the degree.

Chemistry In Focus

7th Edition

ISBN:9781337399692

Author:Tro, Nivaldo J.

Publisher:Tro, Nivaldo J.

Chapter5: Chemical Bonding

Section: Chapter Questions

Problem 3SC

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A. HSCH3 Step 1. Draw the lewis structure Step 2. Description of shape: Central Atom 1= ___ Electron groups = ___ ____ non bonding= ____ total Central Atom 2= ___ Electron groups = ___ ____ non bonding= ____ total Electron group arrangement for central atom 1: Electron group arrangement for central atom 2: Geometry (shape) around central atom 1: Geometry (shape) around central atom 2: Step 3: List and Name all bond angles and give the degree.
1. Which element will have 5 electrons in its Lewis dot symbol? a. Argon b. Boron c. Carbon d. Phosphorus e. Sulfur 2. Which of the following elements can only form one bond in a Lewis structure? a. O b. C c. N d. Al e. H 3. Write the correct Lewis dot structure for O2. Which statement correctly describes the structure of the whole molecule? a. There is a double bond and four lone pairs. b. There is a double bond and six lone pairs. c. There is a single bond and four lone pairs. d. There is a single bond and six lone pairs. e. There is a single bond, a double bond, and six lone pairs. 4. The electron pair in a C - F bond could be considered… a. Closer to C because Carbon has a larger radius and thus exerts greater control over the shared electron pair b. Closer to F because Fluorine has a higher electronegativity than Carbon c. Closer to C because Carbon has a lower electronegativity than Fluorine d. An inadequate model since the bond is ionic e. Centrally…
Which element will have 5 electrons in its Lewis dot symbol? a. Argon b. Boron c. Carbon d. Phosphorus e. Sulfur Which of the following elements can only form one bond in a Lewis structure? a. O b. C c. N d. Al e. H Write the correct Lewis dot structure for O2. Which statement correctly describes the structure of the whole molecule? a. There is a double bond and four lone pairs. b. There is a double bond and six lone pairs. c. There is a single bond and four lone pairs. d. There is a single bond and six lone pairs. e. There is a single bond, a double bond, and six lone pairs.
2. Avogadro does not "waste" his time drawing a Lewis structure before determining the shape of PF3. He thinks that the shape of PF3 must be trigonal planar because there are three fluorine atoms bonded to the central phosphorus atom. a. Draw the Lewis structure for PF3. b. Was Avogadro's answer for the shape of a PF3 molecule correct? Explain c. Why is it important to draw the Lewis structure for a molecule before identifying the shape of the molecule?
2. Avogadro does not "waste" his time drawing a Lewis structure before determining the shape of PF3. He thinks that the shape of PF3 must be trigonal planar because there are three fluorine atoms bonded to the central phosphorus atom. a. Draw the Lewis structure for PF3. b. Was Avogadro's answer for the shape of a PF3 molecule correct? Explain c. Why is it important to draw the Lewis structure for a molecule before identifying the shape of the molecule? 3. Draw the Lewis structure of ozone, O3. Describe why ozone has a bent shape instead of a linear shape.
4. Lewis dot structures are good tools for showing the arrangement of valence electrons in a molecule. They don't however convey correct information about the shape of a molecule. A student described the shapes of the molecules shown below. Both are incorrect. Write an explanation for this student explaining what he did wrong and giving the correct shape of each molecule based on VSEPR theory. Lewis Structure Student identified molecule geometry as... Н—О—H Linear WATER H H:C:H Square planar H МЕТHANE
For each compound below, identify if ionic, polar covalent or nonpolar covalent and write the Lewis structure with its correct geometry.a. SOCl2 b. BaCO3 c. C2H2 d. PCl5 e. CH3Cl
1-What is the formal charge of the nitrogen atom in hydrogen cyanide (HCN)? a.5 b.−1 c.0 d.1 e.2 2-Which of the following diatomic molecules has the least number of valence electrons? a.N2 b.F2 c.O2 d.Cl2 e.NO
A east.cengagenow.com 103 003 General ChemistryI C OWLV2 | Online teaching and learning resource from Cengage Learning [References] Use the References to access important values if needed for this question. Please note that "geometry" refers to the molecular or ionic geometry. H-N-H A. The Lewis diagram for NH3 is: The electron-pair geometry around the N atom in NH3 is There are lone pair(s) around the central atom, so the geometry of NH3 is 13- :0: B. The Lewis diagram for PO,* is: :0: The electron-pair geometry around the P atom in PO is There are lone pair(s) around the central atom, so the geometry of PO, is Submit Answer Try Another Version 5 item attempts remaining Cengage Learning | Cengage Technical Support
3. What type of elements form ionic bonds with metals? 4. What type of elements form ionic bonds with nonmetals? 5. Write the chemical formula that results when the following pairs of ions combine to form an ionic bond. a. Sr2+ and 02- b. Mn4+ and O2- C. Lil+ and CI- d. Cs1+ and S2-
To answer the questions, interpret the following Lewis diagram for NO2CI. :0-N=0 1. For the central nitrogen atom: The number of non-bonding electrons The number of bonding electrons The total number of electrons 2. The central nitrogen atom A. obeys the octet rule. B. has less than an octet. C. has more than an octet.
3 Please note that "geometry" refers to the molecular or ionic geometry. The Lewis diagram for PCl3 is: :CI—P—CI: CIB the References to access important values if needed for this question. The electron-pair geometry around the P atom in PCI3 is There is/are HISIH lone pair(s) around the central atom, so the geometry of PCl3 is The Lewis diagram for SiH4 is: H-Si-H The electron-pair geometry around the Si atom in SiH4 is There is/are lone pair(s) around the central atom, so the geometry of SiH4 is