Question

From the symbol 18^40Ar, Write down the

(i) Electrons, protons and neutrons

(ii) Valence electrons and valency

(iii) Electronic configuration

(iv) Atomic number, Mass number and

(v) Draw the structure of Argon​

Answer 1

Answer:

1st. Electrons → 18

protons → 18

neutrons → 22

2nd Valence electrons → 8

Valency → 0

3rd. Electronic configuration → 2, 8 ,8

4th. Atomic number → 18

Mass number → 40

5th can draw yourself

Answer 2

Answer:

Explanation:

this is wrong