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

  1. H2S < NH3 < SiH4 < BF3
  2. NH3 < H2S < SiH4 < BF3
  3. H2S < SiH4 < NH3 < BF3
  4. H2S < NH3 < BF3 < SiH4
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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?

  1. Bond length is unpredictable
  2. Bond length in NO+ is equal to that in NO
  3. Bond length in NO+ is greater than in NO
  4. Bond length in NO is greater than in NO+
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The molecule having smallest bond angle is

The molecule having smallest bond angle is

  1. AsCl3
  2. PCl3
  3. SbCl3
  4. NCl3
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A square planar complex is formed by hybridisation

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

  1. s, px, py, pz
  2. s, px, py, pz, d
  3. d, s, px, py
  4. s, px, py, pz, d, d
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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?

  1. NH3
  2. SH2
  3. SO2
  4. OH2
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