Which of the following atoms has 12 protons?
A) Mg
B) He
C) F
D) Li...
Chemistry, 27.01.2021 20:50 ultimatesaiyan
Which of the following atoms has 12 protons?
A) Mg
B) He
C) F
D) Li
Answers: 1
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An atom of element x has one more shell of electrons than an atom of beryllium, but it has one less valance electron than beryllium. which element is x
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