io-, io2-, io3- and io4- which has maximum bond angle and why? Arrange in decreasing order of bond angle
Answers
Answer:
I think io because less charge is indirectly proportional to bond angle.so io is correct
Answer:
Determine Geometry of each.
N
H
+
4
⇒
θ
b
=
109
o
B
F
3
⇒
θ
b
=
120
o
H
2
O
⇒
θ
b
=
105
o
C
2
H
2
⇒
H
−
C
≡
C
−
H
⇒
θ
b
=
180
o
H
2
O
<
N
H
+
4
<
B
F
3
<
C
2
H
2
about both carbon centers.
Explanation:
Geometry of HOH =>
A
X
2
E
2
=> Bent angular from an
A
X
4
Tetrahedral Parent. The 2 free pair repel the 2 bonded pair to compress the bond angle from
109
o
in a tetrahedron to
105
o
=> Bent Angular Geometry.
Geometry of
N
H
+
4
is
A
X
4
tetrahedral =>
θ
b
=
109
o
Geometry of
B
F
3
is
A
X
3
Trigonal Planar
A
X
3
=>
θ
b
=
120
o
Geometry of
C
2
H
2
is linear through two carbon centers.
=>
H
−
C
≡
C
−
H
⇒
θ
b
=
180
o
Explanation: