1.

      The nucleus of a singly ionized carbon atom contains    [NDA]

A. 6 protons and 6 neutrons
B. 5 protons and 6 neutrons
C. 6 protons, 6 neutrons and 6 electrons
D. 12 protons, 6 neutrons and 6 electrons
Answer» B. 5 protons and 6 neutrons


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