Question

The atomic number of three element X y and z are 3 11 and 17 respectively. State
giving reason two element

Answer 1

Answer:

Among the elements Y , Z and X the two elements that will exhibit same kind of chemical properties are element X and element Y.

Explanation:

Reason : Element X has the atomic number 3 and Y has 11 as it atomic number. We will find that these two elements lie in the same group. And we know that elements in the identical group has same kind of chemical properties. So since element X and Y are the members of same group, their will be similarity in their chemical characters.

For example : Li, Na, K, Rb, Se, Fr belongs to the group 1.