What is the valency arrangement of any atom?
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We find the valency with the help of octet rule.
Means atoms except nobel gases want or give electron to complete its octet rule like Na has 1 electron in outermost shall so we say that Na has 1 velency
Octet rule r arrange in sequence like
2,8,8 in 3 shells
2,8,18,8 in 4 shells
Hope it help
Means atoms except nobel gases want or give electron to complete its octet rule like Na has 1 electron in outermost shall so we say that Na has 1 velency
Octet rule r arrange in sequence like
2,8,8 in 3 shells
2,8,18,8 in 4 shells
Hope it help
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