1.

नाइट्रोजन द्विपरमाणुक अणु के रूप में पाया जाता है तथा फॉस्फोरस P_4 के रूप में। क्यों?

Answer»

ANSWER:

PLEASE post your question in English LANGUAGE. there are many people who don't know your language and I am ONE of them too.



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