CH-1168
Subatomic particles
Chemistry · Secondary 4 · Medium · Subatomic particles
A chloride ion has the symbol .
How many protons, neutrons and electrons are there in this ion?
How many protons, neutrons and electrons are there in this ion?
- 17 protons, 18 neutrons, 18 electrons
- 17 protons, 18 neutrons, 17 electrons
- 18 protons, 17 neutrons, 18 electrons
- 18 protons, 17 neutrons, 17 electrons
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