Question

How to find the valency of metals , non- metals , metalloids .met

Answer 1

Answer:

make shell arrange them in k,l,m,n and further according to their electrons then if a is more then 5 then subtract by 8 in outer shell you get your answer.

Explanation:

Sodium

Electron-11

k l m

2 8 1

valency-1

Carbon

Electron-6

k l

2 4

valency-4

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