The Nucleus
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Atomic nuclei are made up of | protons and neutrons
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| Atomic nuclei are made of protons and neutrons, which are collectively called | nucleons.
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| In Nucleus Chemistry an atom that is identified by the number of protons and neutrons in its nucleus is called | nuclide
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| In the symbol 228/88Ra what is the superscript and the subscript meant | the superscript is the mass number and the subscript is the atomic number
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| The same nuclide 228/88Ra can also be written as | radium-228, where the mass number is written following the element name.
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Created by:
tbstinso
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