1) A compound is made up of two or more ___________________ of atoms.  a) different types b) similar types c) bonded pairs d) identical sets 2) Matter is defined as anything that has ______________ and volume.  a) density b) mass c) length d) height 3) The common states of matter are solid, liquid, and __________.  a) density b) non-Newtonian fluid c) gas d) super-solid 4) Oxygen is considered a(n) ____________________ because it is made of one type of atom. a) compound b) proton c) electron d) element 5) A(n) ____________________ is a single type of atom. a) compound b) substance c) element d) nucleus 6) A molecule is made up of two or more __________________ bonded together. a) elements b) atoms c) compounds d) liquids 7) Atoms are the smallest piece of an element.  a) true b) false 8) Water (H2O) is an element.  a) true b) false 9) A molecules made up of only one type of atom are called "elemental molecules" (elements). a) true b) false 10) NaCl (salt) is considered a compound.  a) true b) false 11) All compounds are molecules, but not all molecules are compounds. a) true b) false 12) This model best describes a _________________________. a) element b) bond c) solid d) compound 13) This model best describes a _____________________. a) element b) bond c) solid d) compound 14) This model best describes a _____________________. a) molecule b) atom c) solid d) compound 15) This symbol best describes a _____________________. a) molecule b) atom c) solid d) compound

Atoms, Elements, Molecules and Compounds

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