longest & shortest periods in a periodic table

Asked by NNRAO24 | 28th Dec, 2009, 09:09: PM

Expert Answer:

The first period of the periodic table is the shortest period of the periodic table. The sixth period period of the periodic table is the longest period of the periodic table. The seventh period is still incomplete.

Answered by  | 29th Dec, 2009, 09:26: AM

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