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ElenaW [278]
3 years ago
7

1. The elements on the Periodic Table are arranged in order of increasing

Chemistry
2 answers:
s344n2d4d5 [400]3 years ago
8 0

Answer:

Atomic number

Explanation:

eduard3 years ago
8 0

Answer:

Atomic number

Explanation:

In the modern periodic table, the elements are listed in order of increasing atomic number. The atomic number is the number of protons in the nucleus of an atom.

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