1) What is A? a) Proton b) Electron c) Neutron 2) What is B? a) Proton b) Electron c) Neutron 3) What is C? a) Proton b) Electron c) Neutron 4) What is the charge of a proton? a) +1 b) 0 c) -1 5) What is the charge of an electron? a) +1 b) 0 c) -1 6) What is the charge of a neutron? a) 0 b) +1 c) -1 7) What does the atomic number mean? a) the number of protons b) the number of electrons c) the number of protons and neutrons 8) What does the mass number mean? a) the number of protons b) the number of electrons c) the number of protons and neutrons 9) How many electrons can go in the first shell? a) 1 b) 2 c) 8 10) How many electrons can go in the second shell to fill it? a) 1 b) 2 c) 8 11) What does the number of electrons in the outer shell tell us? a) Reactivity b) Group number c) Period number 12) What is the relative mass of a proton? a) 0 b) 1/1840 c) 1 13) What is the relative mass of a neutron? a) 0 b) 1/1840 c) 1 14) What is the relative mass of an electron? a) 0 b) 1/1840 c) 1 15) Where are the protons and neutrons found? a) Shell b) Nucleus 16) Where are the electrons found? a) Shell b) Nucleus

Atom Structure quiz

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