Science, asked by durgeshsanjay12, 7 months ago

write 20 elemets valency​

Answers

Answered by 34181
1

Answer:

Hydrogen- 1

Helium - 0

Lithium - 1

Beryllium - 2

Boron - 3

Carbon - 4

Nitrogen - 3

Oxygen - 2

Fluorine - 1

Neon - 0

Sodium - 1

Magnesium -2

Aluminum- 3

Silicon -4

Phosphorus-3

Sulphur -2

Chlorine -1

Argon -0

Potassium-1

Calcium -2

Answered by Anonymous
0

Answer:

above answer is correct ✔️✅☑️

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