Q. सामान्य किस्म का कोयला है ?

(A) लिग्नाइट
(B) बिन्टूमनस
(C) पीट
(D) एन्थ्रासाइट

✅ Correct Answer: (B) बिन्टूमनस

Published by Praveen Singh ⭐ 36.81K Points at 26-May-2024 08:45 am in Chemistry

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