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24-10-2022
Chemistry

Answered

50. Table 7 shows the number of elements in the first five
periods of the periodic table. Explain why some of the
periods have different numbers of elements.
Table 7 Number of Elements in Periods 1-5
Period
3
Number of elements
8
1
2
of the transi
2
8
4
18
5
18

Answer :

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