IGCSE A Level Chemistry Online Tests
Protons, Electrons and Neutrons MCQ (Multiple Choice Questions) PDF Download
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The MCQ: The number of electrons (e-) are always equal to number of protons(p+) in a; "Protons, Electrons and Neutrons" App Download (Free) with answers: Neutral atom; Positive ion; Negative ion; Isotope; for online graduate programs. Practice Protons, Electrons and Neutrons Quiz Questions, download Google eBook (Free Sample) for free online college classes.
Protons, Electrons and Neutrons MCQs: Questions and Answers PDF Download
The number of proton, neutron and electron in sulfide ion is respectively
- 16,17 and 18
- 17,16 and 18
- 18,17 and 16
- 18,16 and 17
The number of electrons (e-) are always equal to number of protons(p+) in a
- neutral atom
- positive ion
- negative ion
- isotope
IGCSE A Level Chemistry Practice Tests
Protons, Electrons and Neutrons Textbook App: Free Download (Android & iOS)
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