नाइट्रिक अम्ल किस धातु पर � – McqOptions

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1.	नाइट्रिक अम्ल किस धातु पर बेअसर होता है -
A.	निकल
B.	चाँदी
C.	सोना
D.	ताँबा
Answer» D. ताँबा

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