Correct Answer:

খ: CO-NH2

Correct Answer:

খ: -CO-O-CO-

Correct Answer:

ঘ: -COOH

Correct Answer:

ঘ: হ্যালোফর্ম বিক্রিয়া

Correct Answer:

খ: IR

Correct Answer:

ঘ: -NO2

Correct Answer:

গ: -CHO

Correct Answer:

গ: অ্যালডিহাইড

Correct Answer:

ক: -O-

Correct Answer:

খ: IR

Correct Answer:

ঘ: কোনোটিই নয়

Correct Answer:

খ: -C≡C-

Correct Answer:

খ: -CONH2

Correct Answer:

খ: -CO-O-CO

Correct Answer:

ক: -CH2OH

Correct Answer:

ঘ: -CHO

Correct Answer:

ঘ: - COOH

Correct Answer:

খ: -CHO

Correct Answer:

ক: H2SO4 solution

Correct Answer:

ক: কিটোন -CO-

Correct Answer:

ক: -CO-O-CO

Correct Answer:

খ: IR

Correct Answer:

ঘ: -CO-O-CO-

Correct Answer:

খ: /C=C/

Correct Answer:

ঘ: O      ∥        -C-0R

Correct Answer:

ঘ: - COOH

Correct Answer:

Correct Answer:

Correct Answer:

গ: -C≡N