Q.

Number of electrons with l=1 and m=0 in calcium atom is/are

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a

4

b

2

c

6

d

12

answer is A.

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Detailed Solution

Ca-1s22s22p63s23p64s2; l=1 means p-subshell; l=1, m=-1, 0,+1 For each p subshell 2 electrons with m=0 are possible; Thus 4 electrons2 each in 2p and 3p with l=1 and m=0 are possible
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