Resonance and Hydrogen Bond, Class 11 Chemistry NCERT Solutions

1. There will be total 10  MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying.

1. The relation between bond order and the total number of resonating forms(R) is given as:

  BO = R

 BO does not depend upon R

 BO α R

 BO α 1/R

Question 1 of 10

2. Among the following compounds intramolecular hydrogen bonding is present in:

 p-nitro phenol

 H₂O

 o-nitro phenol

 HF

Question 2 of 10

3. During hydrogen bonding in ammonia molecule, nitrogen atom is bonded to:

 Two hydrogen atoms

 Three hydrogen atoms

 Four hydrogen atoms

 One hydrogen atom

Question 3 of 10

4. In formation of hydrogen bond, hydrogen has:

 Neutral

 Partial negative charge

 Partial positive charge

 2+ charge

Question 4 of 10

5. Hydrogen bond is represented by a:

 Dotted line

 Half sided arrow

 Solid line

 Orbital

Question 5 of 10

6. The compound with the lowest boiling point among the following is:

 HI

 HBr

 HCl

 HF

Question 6 of 10

7. Hydrogen bond is:

 Weaker than covalent bond

 Stronger than covalent bond

 Equivalent to covalent bond

 Not comparable in strength to covalent bond

Question 7 of 10

8. Which of the following has intermolecular hydrogen bonds?

  CH₃OH

 o-nitrophenol

 HCOOH

 H₂

Question 8 of 10

9. Resonance hybrid is more stable than the resonating forms but the energy of the resonance hybrid is:

 Does not depend upon the resonating forms

 Less than resonating forms

 Equal to resonating forms

 More than resonating forms

Question 9 of 10

10. Resonating structures in ozone:

  4

 5

 2

 3

Question 10 of 10

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