Periodic Classification - 2 (Class X)
Casual Mode - Take your time!
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Multiple Choice
The numbers of groups and periods present in the modern periodic table are ____ and ____, respectively.
- 16, 7
- 6, 16
- 18, 7
- 18, 6
Casual Mode - Take your time!
The numbers of groups and periods present in the modern periodic table are ____ and ____, respectively.