Number of electrons
126
6a
6
6
Chemistry, 23.02.2021 05:10 megankbrown
Number of protons
Number of neutrons
Number of electrons
126
6a
6
6
39 Ar
1H
75As3-
39K1+
63 Cu2+
Answers: 2
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Number of protons
Number of neutrons
Number of electrons
126
6a
6
6
Number of electrons
126
6a
6
6
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