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Atomic Models
Unit I Atomic Model Terms
Question | Answer |
---|---|
What is a proton? | A positively charged particle in the nucleus of an atom, is equal to 1 amu |
What is a neutron? | A neutrally charged particle in the nucleus of an atom, is equal to 1 amu. |
What is an electron? | A negatively charged particle outside of the nucleaus of the atom, is negatively charged. |
Atomic mass number | Total number of protons and neutrons |
Atomic number | Total number of protons |
Ion | A charged atom or molecule. Ions of atoms have unequal numbers of protons and electrons. |
Isotopes | Two atoms with the same protons, but a difference number of neutrons. |
Atom | The simplest unit of an element. |