PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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43. Nature of carbon and its compounds: Assertion and reasoning, match the following

Choose the correct answer for the given assertion and reason:

Assertion:	Detergents are more effective cleansing agents than soaps in hard water.
Reason:	Calcium and magnesium salts of detergents are water soluble.

Both assertion and reason are true, but reason is not the correct explanation of assertion
Both assertion and reason are correct; reason explains the assertion.
Assertion is incorrect, but the reasoning is true.
The assertion is correct, but the reasoning is wrong

Match the correct answer:

2. Heterocyclic

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