Chemistry, asked by herolager414, 8 months ago

How many periods and groups are there in the long form of Periodic table?

Answers

Answered by mansi3028

3

Answer:

There are currently seven complete periods in the periodic table, comprising the 118 known elements.

Answered by komal123ydv456

3

Answer:

there are 18 groups and 7 periods in periodic table

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