Chemical Bonding & Molecular Structure

Section: Chemistry
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Question : 10 of 22
 
Marks: +1, -0
Among H2,He2+,Li2,Be2,B2,C2,N2,O2− and F2,the number of diamagnetic species is _________.
(Atomic numbers :H = 1, He = 2, Li = 3, Be = 4, B = 5, C = 6, N = 7, O = 8, F = 9)
[JEE Adv 2017 P1]
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