1) What is the charge on a proton? a) Positive. b) Negative. c) No charge 2) What is the charge on a neutron? a) No charge. b) Negative. c) Positive. 3) What is the charge on an elelctron? a) Negative. b) Positive. c) No charge. 4) What is the mass of a proton? a) 1 amu. b) 1/1850 amu 5) What is the mass of a neutron? a) 1 amu b) 1/1850 amu 6) What is the mass of an elelctron? a) 1/1850 (0) amu. b) 1 amu. 7) Where are the protons found in an atom? a) In the nucleus. b) Around the nucleus. 8) Where are the neutrons found in an atom? a) In the nucleus. b) Around the nucleus. 9) Where are the electrons found in an atom? a) Around the nucleus. b) In the nucleus. 10) What charge does the nucleus have? a) Positive. b) Negative c) No charge.

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