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subatomic particle
What parts make up an atom
Question | Answer |
---|---|
charge on a proton | positive |
charge on an electron | negative |
charge on a neutron | neutral |
mass of an electron | 0 |
mass of a proton | 1 |
mass of a neutron | 1 |
location of a proton | nucleus |
location of a neutron | nucleus |
location of an electron | around the nucleus |
mass number | number of protons + neutrons |
atomic number | number of protons |
same as the number of protons | number of electrons |
an atom is that atom because of | the number of protons in the nucleus |
maximum number of electrons in the first orbit | 2 |
maximum number of electrons in the second orbit | 8 |