valency definition
please don't copy paste from Google or chatgpt, I want a new defination according to class 7
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valency definition
please don't copy paste from Google or chatgpt, I want a new defination according to class 7
please don't do scam
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valency of an element means the capacity of the element.
Answer: the number of hydrogen atoms which combine directly or indirectly with one atom of an element .
Explanation:
The combining capacity of an element is called valency .
example : N + H3 = NH3
Valency always start from a pair i.e.,
Hydrogen = 1
helium = 0
lithium = 1
berrylium = 2
boron = 3
carbon = 4
nitrogen = 3
0xygen = 2
fluroine = 1
neon = 0
{ 1 , 0 ,1, 2, 3, 4, 3 ,2 ,1 ,0 ,1 .........}
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