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likoan [24]
3 years ago
10

_____states that the physical and chemical properties of the elements are periodic within the sequence of their atomic numbers.

Chemistry
2 answers:
Brums [2.3K]3 years ago
8 0
It would be Periodic im almost one hundred percent sure about it
Novay_Z [31]3 years ago
4 0
The answer is Periodic
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