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In Mendeleev's table, how many elements are there in each period?
a 18
b 4
C 12
d 8

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In Mendeleev's table, how many elements are there in each period?
a 18
b 4
C 12<...

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In Mendeleev's table, how many elements are there in each period? a 18 b 4 C 12 d 8

Answers

Another question on Chemistry

In Mendeleev's table, how many elements are there in each period?
a 18
b 4
C 12
d 8