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JEE Main 20 July 2021 Shift 1 Solved Paper

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Question : 39

Total: 90

Given below are two statements : One is labelled as Assertion A and other is labelled as Reason R.
Assertion A : The dihedral angles in H2O2 in gaseous phase is 90.2° and in solid phase is 111.5°.
Reason R : The change in dihedral angle in solid and gaseous phase is due to the difference in the intermolecular forces.
Choose the most appropriate answer from the options given below for A and R.

[20 Jul 2021 Shift 1]

A is correct but R is not correct.
Both A and R are correct but R is not the correct explanation of A.
Both A and R are correct and R is the correct explanation of A.
A is not correct but R is correct.

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