How does the number of (i) Valence electrons (ii) Valency vary from moving left to right:
(a) In the second period of a periodic table?
(b) In the third period of a periodic table?
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2
Answer:
In the third periodic of a periodic table
Answered by
3
Answer:
the outer shall contain valence electrons
no it's assertion is wrong
it is d block
it is f ock
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