1) What is a substance that cannot be separated into simpler substances by physical or chemical means? a) An Atom b) An Element c) An Valence electron  2) What is the smallest piece of an element that still has properties of that element. a) A Proton b) A Electron  c) A Neutron d) A Atom 3) What is a list of all the elements that have been discovered and named a) Periodic Table b) The Atomic # c) The Atomic Mass d) The Atomic structure 4) On the periodic table what is the number of protons in each atom of the element? a) Atomic Mass b) Atomic Number c) Atomic structure 5) What is the average sum of protons and neutrons in each atom of an element? a) Atomic mass b) Atom c) Isotope 6) The number of neutrons in an atom of a particular element a) Isotope b) Atom c) Atomic structure 7) The horizontal (left-to-right) rows of the periodic table a) Periods b) Pairs c) Shells 8) The electrons in the outer shell of the atom a) Valence electrons b) Varying electrons c) Atomic electrons

Atoms and the Periodic table

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