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Pericyclic & Photochemistry - GATE Chemistry MCQ


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20 Questions MCQ Test GATE Chemistry Mock Test Series - Pericyclic & Photochemistry

Pericyclic & Photochemistry for GATE Chemistry 2024 is part of GATE Chemistry Mock Test Series preparation. The Pericyclic & Photochemistry questions and answers have been prepared according to the GATE Chemistry exam syllabus.The Pericyclic & Photochemistry MCQs are made for GATE Chemistry 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Pericyclic & Photochemistry below.
Solutions of Pericyclic & Photochemistry questions in English are available as part of our GATE Chemistry Mock Test Series for GATE Chemistry & Pericyclic & Photochemistry solutions in Hindi for GATE Chemistry Mock Test Series course. Download more important topics, notes, lectures and mock test series for GATE Chemistry Exam by signing up for free. Attempt Pericyclic & Photochemistry | 20 questions in 60 minutes | Mock test for GATE Chemistry preparation | Free important questions MCQ to study GATE Chemistry Mock Test Series for GATE Chemistry Exam | Download free PDF with solutions
Pericyclic & Photochemistry - Question 1

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Pericyclic & Photochemistry - Question 2

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Undergoes [4+2] cycloaddition reaction.

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Pericyclic & Photochemistry - Question 3

The number of compounds which give Norrish-type-II reaction



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γ - H can be transferred in the (ii) compound only.

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Pericyclic & Photochemistry - Question 4

Count the number of nodes in the LUMO of cyclo octatriene under thermal condition.


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Pericyclic & Photochemistry - Question 5

In Diels-Alder reaction the number of π-electrons involved are 


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Pericyclic & Photochemistry - Question 6

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Pericyclic & Photochemistry - Question 7


The above rearrangement is called

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If the sulphur or Nitrogen as a hetero-atom or a part of ylide, the 2, 3-sigmatropic rearrangement is called Steven’s rearrangement.

Pericyclic & Photochemistry - Question 8

The major product (P) is

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Pericyclic & Photochemistry - Question 9

How many degenerate π - bonding molecular orbital pair(s) are present in benzene


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Pericyclic & Photochemistry - Question 10

Among the following dienes, how many dienes gives Diels-Alder reaction is/are




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(I) and (II) are transoid dienes and cyclic.  There is not any possibility of rotation, where as (III) and (IV) they can be rotated into cisoid form.

Pericyclic & Photochemistry - Question 11

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It is 1, 3 dipolarcyclo addition reaction and in presence of CuSO4/Na ascarbate only 1, 4-product is formed.

Pericyclic & Photochemistry - Question 12

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Pericyclic & Photochemistry - Question 13

The major product (P) is

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Pericyclic & Photochemistry - Question 14

The major product (P) is

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Pericyclic & Photochemistry - Question 15

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Pericyclic & Photochemistry - Question 16

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Pericyclic & Photochemistry - Question 17

The major product (P) is

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Pericyclic & Photochemistry - Question 18

Among the follwoing compounds, how many compounds gives barton reaction



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Pericyclic & Photochemistry - Question 19

How many amide bonds will be formed in the product (P)


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Pericyclic & Photochemistry - Question 20

The following reaction is an example of 1, 3-Dipolar cyclo-addition reaction, the total number of π-electrons involed in the reaction is/are


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