Hybridisation(General Knowledge > General Science ) Questions and Answers

Question 1. The electronic structure of molecule OF2 is a hybrid of
  1.    sd3
  2.    sp3
  3.    sp2
  4.    sp
Explanation:-
Answer: Option B. -> sp3
Question 2. Two carbon atoms form a linear shaped ethene, C2H4, molecule when bonded with four other hydrogen atoms
  1.    does not hybridise
  2.    undergoes sp hybridisation
  3.    undergoes sp2 hybridisation
  4.    undergoes sp3 hybridisation
Explanation:-
Answer: Option C. -> undergoes sp2 hybridisation
Question 3. As compared to pure atomic orbitals, hybrid orbitals have
  1.    Low energy
  2.    Same energy
  3.    High energy
  4.    None of these
Explanation:-
Answer: Option A. -> Low energy
Question 4. The hybridisation of the central atom in the following molecules is same EXCEPT
  1.    NH3
  2.    H2O
  3.    AlCl3
  4.    C2H6
Explanation:-
Answer: Option C. -> AlCl3
Question 5. What is the type of hybridisation of the central atom on BH3?
  1.    sp
  2.    sp2
  3.    sp3
  4.    sp3d
Explanation:-
Answer: Option B. -> sp2
Question 6. What is the type of hybridisation of the central atom on SO2?
  1.    sp
  2.    sp2
  3.    sp3
  4.    sp3d
Explanation:-
Answer: Option B. -> sp2
Question 7. What is the hybridisation of sulphur in SF4 molecule?
  1.    sp2
  2.    sp3
  3.    sp3d
  4.    sp3d2
Explanation:-
Answer: Option C. -> sp3d
Question 8. What is the hybridisation of carbon atom in hydrogen cyanide, HCN?
  1.    sp
  2.    sp2
  3.    sp3
  4.    sp3d
Explanation:-
Answer: Option A. -> sp
Question 9. For which of the following hybridisation the bond angle is maximum
  1.    sp
  2.    sp2
  3.    sp3
  4.    dsp2
Explanation:-
Answer: Option A. -> sp
Question 10. What is the type of hybridisation of the central atom on CO2?
  1.    sp
  2.    sp2
  3.    sp3
  4.    sp3d
Explanation:-
Answer: Option A. -> sp
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