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Chapter 1: 4P (page 46)

Circle any lone pair (pairs of nonbonding electrons) in the structures you drew for Problem1-3.

Short Answer

Expert verified

The compounds having unshared electrons pair are as follows:

a)

b)

c)

d)

e)

f)

g)

h)

i

j

k)

Step by step solution

01

Definition of lone pair

Nonbonding electrons are electrons in the valence shell that are not shared by two atoms. The term ‘lone pair’ refers to a pair of nonbonding electrons. In their stable compounds, oxygen atoms, nitrogen atoms, and halogens all have nonbonding electrons.

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Most popular questions from this chapter

Give the molecular formula of each compound shown in Problem 1-37.

Write Lewis structures for the following molecular formulas.

  1. N2
  2. HCN
  3. HONO
  4. CO2
  5. CH3CHNH
  6. HCO2H
  7. C2H3Cl
  8. HNNH
  9. C3H6(one double bond)
  10. C3H4 (two double bonds)
  11. C3H4(one triple bond)

Question: Draw a Lewis structure for each species.

  1. N2H4
  2. N2H2
  3. (CH3)2NH2Cl
  4. CH3CN
  5. CH3CHO
  6. CH3S(O)CH3
  7. H2SO4
  8. CH3NCO
  9. CH3OSO2OCH3
  10. CH3C(NH)CH3
  11. (CH3)3CNO

Question: How many hydrogens are present around each carbon atom in the following molecules?

a.

b.

In pent− 2 −yne (CH3CCCH2CH3), there are four atoms in a straight line. Use dashed lines and wedges to draw three-dimensional representation of this molecule, and circle the four atoms that are in a straight line.
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