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Pericyclic & Photochemistry - Chemistry MCQ


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20 Questions MCQ Test - Pericyclic & Photochemistry

Pericyclic & Photochemistry for Chemistry 2024 is part of Chemistry preparation. The Pericyclic & Photochemistry questions and answers have been prepared according to the Chemistry exam syllabus.The Pericyclic & Photochemistry MCQs are made for Chemistry 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Pericyclic & Photochemistry below.
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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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