Substances made only of one type of atom are called , Mixtures, Elements, Compounds, Isotopes, These substances are made from more than one type of atom and easy to separate, Mixtures , Elements, Compounds, Isotopes, CO2 and NaCl are examples of , Mixtures , Elements, Compounds, Isotopes, These subatomic particles have a relative mass of one, Protons, Neutrons, Electrons, These subatomic particles have a charge, Protons, Neutrons, Electrons, The noble gases , Have a full outer electron shell, Have 7 electrons in the outer shell, Have one electron in the outer shell, Are highly reactive metals, Are unreactive, Are highly reactive non metals, Isotopes have a varying number of, Protons, Electrons, Neutrons, The mass number of an element is the number of , Protons and electrons, Neutrons and electrons, Protons and neutrons, Approximately how many times smaller is the radius of the nucleus than the radius of the atom?, 100 , 1,000, 10,000, 100,000, Identify the correct statements, The nucleus has a negative charge, The nucleus has a positive charge, The atom is neutral overall, The atom has a positive charge, The atom has a negative charge, The nucleus is neutral overall.

Atomic structure

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