Question

(i) Name the most reactive element.
(ii) How many shells does D have?
(iii) Name the element having 2 valency
(iv) How many valence electrons does J have.
(v) Which is more reactive H or I.
(vi) The atom of which element is bigger in size E or H. ​

Answer 1

Answer:

i) Name the most reactive element.

(ii) How many shells does D have?

(iii) Name the element having 2 valency

(iv) How many valence electrons does J have.

(v) Which is more reactive H or I.

(vi) The atom of which element is bigger in size E or H.

Explanation:

1. A
2. 4
3. E
4. 0
5. H
6. H