An element having electronic configuration 2- 8- 7 will belong to - and - of modern periodic table-3rd group amp- 7th period17th group amp- 2nd period7th group amp- 3rd period17th group amp- 3rd period

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Groups in Modern Periodic Table

An element ha...

Question

An element having electronic configuration 2, 8, 7 will belong to _ and _ of modern periodic table.

3rd group & 7th period

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17th group & 2nd period

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7th group & 3rd period

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17th group & 3rd period

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An element having electronic configuration 2, 8, 18, 3 belongs to which group of the Modern Periodic Table?

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