Science, asked by vanshikachawla99, 4 months ago

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Answered by sukashyap705

13

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i hope you understand the answer..................... dear

I helped you please help me

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Answered by mohammedadilsaju

2

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(ii) element B is a non metal.Because it's atomic number is 17.we know that as we move along the period the metallic property of elements decrease.

(iii)A and B are two pairs of isobars.

(iv)B and C are two pairs of isotopes.

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