सभी अम्ल धातुओं से प्रतिक् – McqOptions

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1.	सभी अम्ल धातुओं से प्रतिक्रिया कर कौन-सी गैस निकालते हैं -
A.	हाइड्रोजन
B.	नाइट्रोजन
C.	ऑक्सीजन
D.	क्लोरीन
Answer» B. नाइट्रोजन

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