Question

5.
An element ‘X' is forming an acidic oxide. Its position in modern periodic
table will be
(a) Group 1 and Period 3
(b) Group 2 and Period 3
(C) Group 13 and Period 3
(d) Group 16 and Period 3​

Answer 1

Answer:

d) group 17 and period 3

Answer 2

Answer:

group 16 and period 3 ......