1) Which of the following does the nucleus contain? a) protons and electrons b) protons and neutrons 2) Which of the following statements is correct? a) Protons have a negative charge and electrons are positive b) Protons have a positive charge and electrons are negative 3) What is the atomic number? a) The number of neutrons an atom contains b) The number of protons an atom contains 4) A neutron has what charge? a) no charge (neutral) b) positive 5) What is the MASS of an electron? a) 1 b) almost nothing 6) What is the CHARGE on an electron? a) -1 b) 0 7) What is the MASS of a neutron? a) 1 b) -1 8) What is the charge on a proton? a) +1 b) -1

Atomic structure quiz (SCAFFOLD)

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