A&R - colour of indicators with substances — task. Chemistry CBSE Live product, Class 7 (2026-27).

Pick out the best answer:

Assertion (A):	Vinegar turns red litmus paper blue
Reason (R):	Vinegar contains acetic acid

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

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4. A&R - colour of indicators with substances