Chemistry, asked by dafeni, 5 months ago

write all the elements in period -2

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Answered by aadhavbharani

Answer:

The periodic table has seven periods. Apart from period 1, every period begins with an alkali metal and ends with a noble gas. Period 1 contains only two elements: hydrogen and helium. Periods 6 and 7 are the longest periods, each containing 32 elements.

Answered by Anonymous

Answer:

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