1) Which subatomic particle has a negative electric charge? a) Proton b) Neutron c) Electron 2) Which particle is found in the nucleus and has no electric charge? a) Proton b) Electron c) Neutron 3) What determines the atomic number of an element? a) Number of electrons b) Number of neutrons c) Number of protons 4) What is the charge of a proton? a) –1 b) 0 c) +1 5) If the element has an atomic number of 12, and has an atomic mass of 18, how many neutrons are there? a) 4 b) 6 c) 8 d) 10

Subatomic Particles

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