Chemistry, asked by CREATORJO, 1 month ago

Can someone please answer this fast!

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Answered by mostak4

0

Answer:

its a very hard question.

Answered by dukrishn

1

Explanation:

a) element B shows +2 oxidation state

b) element C belongs to 17th group

c) element A belongs to 3rd period . We can find it because the last shell number used is 3

d) element C and D can form basic compounds

hope you like it

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