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Problem
Which of the following order is incorrect ? a. Lewis basic character :
NH
3
>
PH
3
>
AsH
3
>
SbH
3
\text{NH}_3 > \text{PH}_3 > \text{AsH}_3 > \text{SbH}_3
NH
3
>
PH
3
>
AsH
3
>
SbH
3
b. Bond dissociation energy :
HF
>
HCl
>
HBr
>
HI
\text{HF} > \text{HCl} > \text{HBr} > \text{HI}
HF
>
HCl
>
HBr
>
HI
c. Thermal stability :
H
2
O
>
H
2
S
>
H
2
Se
>
H
2
Te
\text{H}_2\text{O} > \text{H}_2\text{S} > \text{H}_2\text{Se} > \text{H}_2\text{Te}
H
2
O
>
H
2
S
>
H
2
Se
>
H
2
Te
d. Bond angle :
CH
4
>
SiH
4
>
GeH
4
>
SnH
4
\text{CH}_4 > \text{SiH}_4 > \text{GeH}_4 > \text{SnH}_4
CH
4
>
SiH
4
>
GeH
4
>
SnH
4
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