Q. How many groups and periods are present in the Modern Periodic Table?
A) 7 groups, 8 periods
B) 9 groups, 9 periods
C) 8 groups, 7 periods
D) 18 groups, 7 periods
✔ Correct Answer: 18 groups, 7 periods
Exam Insight
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A) 7 groups, 8 periods
B) 9 groups, 9 periods
C) 8 groups, 7 periods
D) 18 groups, 7 periods
✔ Correct Answer: 18 groups, 7 periods
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