CBSE Class 11 Chemistry Organic Chemistry: Some Basic Principles and Techniques Quiz 2

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CBSE › Class 11 › Chemistry › Organic Chemistry: Some Basic Principles and Techniques

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1. Which one of the following conformations of cyclohexane is chiral?

A Twist boat B Rigid C Chair D Boat

2. If 0. 228 g of silver salt of dibasic acid gave a residue of 0. 162 g of silver on ignition then molecular weight of the acid is

A 70 B 80 C 90 D 100

3. If there is no rotation of plane polarized light by a compound in a specific solvent, thought to be chiral, it may mean that

A The compound may be a racemic mixture B The compound is certainly a chiral C The compound is certainly meso D There is no compound in the solvent.

4. Which element is estimated by Carius method

A Carbon B Hydrogen C Halogen D Nitrogen

5. Inductive effect involves

A displacement of σ electrons B delocalization of π electrons C delocalization of σ-electrons D displacement of π-electrons

6. A crystalline solid possess which one of the following property?

A Irregularity B Non- symmetric C Perfect geometric pattern D non- stability

7. Which of the following behaves both as a nucleophile and as an electrophile?

A CH C ≡ N B CH OH C CH = CHCH D CH NH

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