Chemistry · Coal and Petroleum
Assertion (A): In order to melt gold, goldsmiths blow the outermost zone of a flame using a blowpipe. Reason (R): The outermost zone of a flame is the hottest zone.
- 1Both (A) and (R) are false.
- 2(A) is true but (R) is false.✓
- 3Both (A) and (R) are true but (R) is not the correct explanation for (A).
- 4Both (A) and (R) are true and (R) is the correct explanation of (A).
Correct answer
(A) is true but (R) is false.
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