lulu897217 lulu897217

08-12-2021
Chemistry

contestada

What does an atom's period tell us?
Select one:
a. Number of protons

b. Number of shells

c. Number of valence
electrons

d. Number of electron

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robertfmontefolka robertfmontefolka

08-12-2021

Question;

What does an atom's period tell us?

Answer:

•A Number of protons

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