JEE Main 31-Aug-2021 Shift 1 Solved Paper

Section: Chemistry

Question : 38 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) Aluminium is extracted from bauxite by the electrolysis of molten mixture of Al2O3 with cryolite.
Reason (R) The oxidation state of Al in cryolite is +3.
In the light of the above statements, choose the most appropriate answer from the options given below.

[31 Aug 2021 Shift 1]

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

Validate

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