Chemistry-(general)
NEET Chemistry (general) Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 12
Assertion (A): When a solid nitrite is treated with dilute sulfuric acid and warmed, reddish-brown fumes are evolved.
Reason (R): The reaction of nitrite with dilute sulfuric acid produces nitrogen dioxide gas.
A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
Both the assertion and reason are true. The reddish-brown fumes evolved are due to the formation of nitrogen dioxide gas (NO2), which is produced when nitrite reacts with dilute sulfuric acid, as described in Chunk 1.
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