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In which list are the elements arranged in order of increasing atomic mass? A) CI ,K ,Ar B) Fe ,Co ,Ni C) Te ,I ,Xe D) NE ,F,Na
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In which list are the elements arranged in order of increasing atomic mass?

A) CI ,K ,Ar
B) Fe ,Co ,Ni
C) Te ,I ,Xe
D) NE ,F,Na

User Toerktumlare
by
8.0k points

1 Answer

6 votes
It would be A) Cl, K, Ar
Because Cl=35,K=39,Ar=40
User DrHall
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