Chemical Bonding

The correct order of bond angles (smallest first)

The correct order of bond angles (smallest first) in H₂S, NH₃, BF₃ and SiH₄ is

H₂S < NH₃ < SiH₄ < BF₃
NH₃ < H₂S < SiH₄ < BF₃
H₂S < SiH₄ < NH₃ < BF₃
H₂S < NH₃ < BF₃ < SiH₄

The bond order in NO is 2.5 while that in NO+ is 3

The bond order in NO is 2.5 while that in NO⁺ is 3. Which of the following statements is true for these two species?

Bond length is unpredictable
Bond length in NO⁺ is equal to that in NO
Bond length in NO⁺ is greater than in NO
Bond length in NO is greater than in NO⁺

The molecule having smallest bond angle is

The molecule having smallest bond angle is

AsCl₃
PCl₃
SbCl₃
NCl₃

A square planar complex is formed by hybridisation

A square planar complex is formed by hybridisation of which atomic orbitals?

s, p_x, p_y, p_z
s, p_x, p_y, p_z, d
d, s, p_x, p_y
s, p_x, p_y, p_z, d, d

Which one of the following compounds has the smallest bond angle

Which one of the following compounds has the smallest bond angle in its molecule?

NH₃
SH₂
SO₂
OH₂