The electronic configuration of the atom of an element ‘X’ is (n-2)S2 (n-1)s2(n-1)P6 ns2np5 If n=3, the element ‘X’ is placed in modern periodic table |
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(a) |
7th group, 3rd period |
(b) |
17th group, 3rd period |
(c) |
17th group, 5th period |
(d) |
3rd group, 3rd period |
The electronic configuration of the atom of an element ‘X’ is (n-2)S2 (n-1)s2(n-1)P6 ns2np5 If n=3, the element ‘X’ is placed in modern periodic table |
|||
(a) |
7th group, 3rd period |
(b) |
17th group, 3rd period |
(c) |
17th group, 5th period |
(d) |
3rd group, 3rd period |