JEE Main 26-Aug-2021 Shift 2 Solved Paper

Section: Chemistry

Question : 32 of 90

Marks: +1, -0

Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) Photochemical smog causes cracking of rubber.
Reason (R) Presence of ozone, nitric oxide, acrolein, formaldehyde and peroxyacetyl nitrate in photochemical smog makes it oxidising.
Choose the most appropriate answer from the options given below.

[26 Aug 2021 Shift 2]

Both (A) and (R) are true but (R) is not the correct explanation of (A).
Both (A) and (R) are true and (R) is the correct explanation of (A).
(A) is false but (R) is true.
(A) is true but (R) is false.

Validate

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