Question

The atomic number of an element is 11. Predict-
(a) the number of valence electrons in its atom.
(b) its valency
(c) its group number
(d) the nature of oxide formed by it
(e) whether it is a metal or a non metal
(f) the formula of its chloride​

Answer 1

Answer:

(a) 1

(b) +1

(c) 1(a) group

(d) chemical compound

(e) metal

(f)NaCl

Answer 2

Explanation:

1. The valence elctron is 1
2. The valency is 1
3. It group no. Is 1
4. chemical compound
5. Metal
6. Nacl.....