Q. तांबा का शत्रु तत्व है?

(A) गंधक
(B) कार्बन
(C) नाइट्रोजन
(D) हाइड्रोजन

✅ Correct Answer: (A) गंधक

Published by Mahesh Chandra ⭐ 7.32K Points at 02-Jan-2023 07:48 pm in Chemistry

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