Mohon bantuannya kawan

n = 3
l = p
m = +1
s = +1/2
3p3
Y = 1s2 2s2 2p6 3s2 3p3
nomor atom = 15
nomor massa = nomor atom + neutron = 15 + 16 = 31
golongan Y = V A
periode Y = 3



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