Solution Found!
For each of the following compounds and ions,1. Draw a
Chapter 23, Problem 28SP(choose chapter or problem)
For each of the following compounds and ions,
1. Draw a Lewis structure.
2. Show the kinds of orbitals that overlap to form each bond.
3. Give approximate bond angles around each atom except hydrogen.
(a) \({\left[\mathrm{NH}_{2}\right]^{-}}\)
(b) \({\left[\mathrm{CH}_{2} \mathrm{OH}\right]^{+}}\)
(c) \(\mathrm{CH}_{2}=\mathrm{N}-\mathrm{CH}_{3}\)
(d) \(\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}_{2}\)
(e) \(\mathrm{HC} \equiv \mathrm{C}-\mathrm{CHO}\)
(f) \(\mathrm{H}_{2} \mathrm{~N}-\mathrm{CH}_{2}-\mathrm{CN}\)
Equation Transcription:
Text Transcription:
[NH_{2}]^-
[CH_{2}OH]^+
CH_{2}=N-CH_{3}
CH_{3}-CH=CH_{2}
HC{equiv}C-CHO
H_{2}N-CH_{2}-CN
CH_{3}-C-OH
Questions & Answers
QUESTION:
For each of the following compounds and ions,
1. Draw a Lewis structure.
2. Show the kinds of orbitals that overlap to form each bond.
3. Give approximate bond angles around each atom except hydrogen.
(a) \({\left[\mathrm{NH}_{2}\right]^{-}}\)
(b) \({\left[\mathrm{CH}_{2} \mathrm{OH}\right]^{+}}\)
(c) \(\mathrm{CH}_{2}=\mathrm{N}-\mathrm{CH}_{3}\)
(d) \(\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}_{2}\)
(e) \(\mathrm{HC} \equiv \mathrm{C}-\mathrm{CHO}\)
(f) \(\mathrm{H}_{2} \mathrm{~N}-\mathrm{CH}_{2}-\mathrm{CN}\)
Equation Transcription:
Text Transcription:
[NH_{2}]^-
[CH_{2}OH]^+
CH_{2}=N-CH_{3}
CH_{3}-CH=CH_{2}
HC{equiv}C-CHO
H_{2}N-CH_{2}-CN
CH_{3}-C-OH
ANSWER:
Solution 28SP
(a)
1.
The Lewis structure of - is as follows:
2.
The kinds of orbitals involved in the bonding are as follows:
3.
The remaining two hybrid orbitals are occupied by the two lone pair of electrons.
Because of the lone pair repulsions, the bond angle is reduced from to
.
b.
1.
The Lewis structure of is as follows:
2.
The kinds of orbitals involved in the bonding are as follows:
3.
The molecule is trigonal planar molecule and the bond angle is
(c)
1.
The Lewis structure of = N-
is as follows:
2.
The kinds of orbitals involved in the bonding are as follows: