IIT JEE / PMT Test Series : Module 9 : +1 : Chemistry : Organic Chemistry

Normal type of MCQ with one correct option The most stable carbonium ion is:
Normal type of MCQ with one correct option SN1 reaction on optically active substrates mainly gives:
Retention of configuration
Inversion in configuration
Racemic product
No product



A,C
B
C,D
A,B & C
Comprehension Conformations are structures obtained by rotation around ( bonds without breaking and remaking the bonds. Ethane has staggered and eclipsed conformation is more stable than eclipsed conformation. The total number of possible conformations of ethane are
2
3
infinite
zero
Comprehension Conformations are structures obtained by rotation around ( bonds without breaking and remaking the bonds. Ethane has staggered and eclipsed conformation is more stable than eclipsed conformation. Which conformation of cyclohexane is most stable?
chair
boat
half chair
half boar
Comprehension Conformations are structures obtained by rotation around ( bonds without breaking and remaking the bonds. Ethane has staggered and eclipsed conformation is more stable than eclipsed conformation Which of the following is correct?
Conformations cannot be isolated due to less difference in their energy
Conformations can be isolated
Conformations are obtained by breaking and remaking the bonds.
Conformations are same as configurational isomers.

Both A and R are true and R is correct explanation of A
Both A and R are true and R is not correct explanation of A
A is true, R is false
A is false, R is true

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Discussion

Umam

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2090 days 31 minutes ago

Umam

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2090 days 36 minutes ago

Aishwarya

how to score gud marks in organic chemistry sir

2560 days 16 hours 39 minutes ago

Athimoolam

SIR GIVEN ORGANIC QUESTION

2605 days 2 hours 9 minutes ago

rachanaraut

i also think ans of 5th que ie wrong

4153 days 2 minutes ago

ketan arora

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4264 days 20 hours 47 minutes ago

radhika

nyc to attempt

4390 days 3 hours 2 minutes ago

Ramninder singh

Ans of 5th qus has to be A

4398 days 21 hours 52 minutes ago

saurabh

very good

4422 days 22 hours 23 minutes ago

prakhar

vivek i think you are wrong

4432 days 21 hours 16 minutes ago

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