Question

Arrange the following in decreasing order of bond angles
1)CH4,NH3,H2O,BCl3.
2)H2O,H2SO,H2Te,H2S,ZnCl2.
3)NH3,NH2–,NH4+.​

Answer 1

1.

Bcl3>ch4>nh3>h2o

2.

Zncl2>h2o>h2s>h2se>h2te

3.

Nh4+>Nh3>Nh2-