Q. In the modern periodic table, which of the two periods contain 8 elements each?
A) 3 and 4
B) 4 and 5
C) 2 and 3
D) 1 and 2
✔ Correct Answer: 2 and 3
Exam Insight
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A) 3 and 4
B) 4 and 5
C) 2 and 3
D) 1 and 2
✔ Correct Answer: 2 and 3
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