1.

Which of the following molecules has the electronic configuration ? (sigma 1s)^(2) , (sigma^(**) 1s)^(2) , (sigma 2s)^(2) , (sigma^(**) 2s)^(2) (pi 2p_(x))^(2) = (pi 2p_(y))^(2) , (sigma 2p_(z))^(2)

Answer»

CO
NO
`O_(2)`
`F_(2)`

ANSWER :A


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