The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a...
The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a number of elements.
| Atom or Ion of Element | |||
| Species A | Species B | Species C | |
| Number of Electrons | 9 | 10 | 28 |
| Number of Protons | 9 | 7 | 30 |
| Number of Neutrons | 10 | 7 | 36 |
(a) Which of the species are neutral?
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(b) Which are negatively charged?
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(c) Which are positively charged?
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The following table gives numbers of electrons, protons, and
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