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22 votes
22 votes
Which of the following always increases as you move from left to right across a row in the periodic table?

Question 18 options:
Number of neutrons
Atomic mass
Number of isotopes
Atomic number

User Icj
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1 Answer

15 votes
15 votes

Answer:

Number of energy levels or electrons increases.

Step-by-step explanation:

Other factors are almost constant


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User Winston Smith
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