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Questions and Answers
Which set of atoms or ions are isoelectronic in the ground state?
Which set of atoms or ions are isoelectronic in the ground state?
- O2-, Ne, and Mg2+ (correct)
- Ni, Cu2+, and Zn2+
- Hg, Tl+, and Pb2+
- None of the above
Which atom/ion has an inert gas electron configuration?
Which atom/ion has an inert gas electron configuration?
- Mg2+
- Cl-
- Na+
- Ne (correct)
Which species are isotopic?
Which species are isotopic?
- 40Ca and 40Ar (correct)
- 40
- 24
- None of the above
Which species have the same number of neutrons?
Which species have the same number of neutrons?
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What is the relationship between the number of protons, neutrons, and electrons in an atom?
What is the relationship between the number of protons, neutrons, and electrons in an atom?
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