CH3-CH2-OH এবং CH3-O-CH3 পরস্পরের কী?

A আইসোটোপ

B আইসোমার বা সমাবয়ব

C অ্যালট্রোপ

D আইসোবার

Correct Answer & Explanation

Option B

Option B is the correct answer according to official curriculum guidelines.

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