किसी तत्व के परमाणु की दूस� – McqOptions

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1.	किसी तत्व के परमाणु की दूसरी कक्षा में इलेक्ट्रॉनो की अधिकतम संख्या हो सकती है -
A.	8
B.	32
C.	18
D.	2
Answer» B. 32

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