JEE Main Organic Revision - Isomerism-2

Attempt now to get your rank among 1010 students!

Question 1

Which of the following shows geometrical isomer?

• ABut-1-ene
• BBut-2-ene
• C2,3-dichlorobutane
• Dethane

Question 2

The number of optically active isomers of tartaric acid is?

• A2
• B3
• C4
• D1

Question 3

The R and S enantiomers of an optically active compound differs in

• ATheir optical rotation of plane polairised light
• BTheir reactivity with chiral reagents
• CTheir solubility in achiral reagents
• DTheir melting points

Question 4

An organic molecule necessarily shows optical activity if it

• AContains asymmetric carbon atoms
• BIs non-polar
• CIs non-superimposable on its mirror image
• DIs superimposable on its mirror image

Question 5

A compound with molecular formula C₇H₁₆ shows optical isomerism. The compound will be

• A2-methylhexane
• B2,2-dimethylpentane
• C2,3-dimethylpentane
• Dnone of these

Question 6

Racemic mixture is formed by mixing two:

• Aisomeric compounds
• Bchiral compounds
• Cmeso compounds
• Denantiomers 

Question 7

Following types of compounds (as I, II)


 
are studied in terms of isomerism in:

• Achain isomerism
• Bposition isomerism
• Cconformers
• Dstereoisomerism

Question 8

The optically inactive compound from the following is:

• A2 - chloropropanal
• B2 – chloropentane
• C2 - chlorobutane
• D2 - chloro - 2 – methylbutane

• 1010 attempts
• 3 upvotes
• 46 comments