As you move left to right across a period, which of the following always increases? A) Atomic number B) Atomic mass C) Atomic weight D) Shell number

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asked Sep 27, 2021 55.6k views

1 vote

As you move left to right across a period, which of the following always increases?

A)

Atomic number

B)

Atomic mass

C)

Atomic weight

D)

Shell number

Chemistry
high-school

Saon asked

by Saon

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2 Answers

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Answer:

A) Atomic number

Step-by-step explanation:

Tom Rose answered Sep 28, 2021

by Tom Rose

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2 votes

The Atomic number increases

Bobwienholt answered Oct 3, 2021

by Bobwienholt

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