Question

The atomic number of element X is 16 and that of Y is 11 (symbols are not real)
i) Find the group number of X and Y?
ii) Which one of these element has bigger atom X or Y ?
iii) Which one of these is a non metal? ​

Answer 1

Answer:

a) X - group no. 16 Y- group no. 1

b) Y has bigger atom than X

c) X is a non metal