4nd1p4nd7 4nd1p4nd7

18-10-2020
Biology

contestada

please answer me im giving you 50 points !!!

please answer me im giving you 50 points class=

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Аноним Аноним

18-10-2020

Answer:

A. Their atomic numbers increase by 1 from left to right

Explanation:

If you look on the periodic table, you will notice that the atomic numbers will increase from left to right. The elements are ordered from least to greatest number of protons.

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emilybassett1970 emilybassett1970

18-10-2020

pretty sure it’s D, they have the same atomic mass or orbitals

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