1) What does the atomic number tell you about the atom? a) The number of electron shells b) The number of neutrons c) The number of protons 2) Why does an atom have no overall charge? a) The number of neutrons equals the number of protons b) The number of protons equals the number of electrons c) The number of electrons equals the number of neutrons 3) The mass number tells you... a) The number of protons plus neutrons b) The number of protons minus neutrons c) The number of protons plus electrons 4) What charge do protons have? a) Positive +1 b) Neutral (no charge) 0 c) Negative -1 5) What charge do electrons have? a) Positive +1 b) Neutral (no charge) 0 c) Negative -1 6) Where are electrons found in the atom? a) In electron shells/energy levels b) In the nucleus c) In the neutrons 7) The maximum number of electrons per shell is... a) 18, 8, 2, 8 b) 2, 8, 8, 18 c) 12, 8, 8, 18 8) How are the electron shells filled? a) Randomly b) From the outer shell and then filling each shell working towards the inner shell c) From the inner shell, then filling outwards 9) What does the Group number of the atom tell you? a) The number of electrons in the outer shell b) The number of electron shells c) Whether it is a metal or non-metal 10) What makes an atom reactive? a) Magic! b) Atoms want to have a full outer shell c) Atoms want to lose their protons 11) How does an atom become a positively charged ion? a) It gains protons b) It loses electrons from its inner shell c) It loses electrons from its outer shell 12) Which type of atoms become positively charged? a) Metals b) Non-metals c) Noble gases

Atomic structure and bonding

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