Science, asked by hs8082223381, 6 months ago

Find the valency of following elements.

1. Sodium (Na- Atomic number- 11)

2. Chlorine (Cl- Atomic number- 17)

3. Oxygen (O- Atomic number- 8)

4. Krypton (Kr- Atomic number - 36)

Answers

Answered by KongantiChayaSri

3

Answer:

Sodium valancy - 3

Chlorine valancy -3

Oxygen valancy-2

Krypton valancy-4

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