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5 votes
Which of the following two periods contain the same number of element?

A. 2 & 3
B.3 & 4
c. 4 & 6
D. 2 & 4​

User Teimurjan
by
8.0k points

1 Answer

3 votes

Answer:

4 and 6

Step-by-step explanation:

Period 4 has 18 elements and so does period 6.

User Dominic Cooney
by
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