1.

The 19th electron of chromium has which of the following sets of quantum numbers ?

Answer»

N = 3, l = 0, m = 0 , s = 1/2
n = 3, l = 2, m = -2 , s = 1/2
n = 4, l = 0, m = 0 , s = 1/2
n = 4, l = 1, m = -1, s = 1/2

Answer :C


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