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1) A chart of the chemical elements that displays them in rows horizontally in order of increasing atomic number and vertically according to similarity of the chemical properties of their atoms. a) Element b) Chemical property c) Atomic Mass d) Periodic Table of Elements 2) A pure substance which consists of only one kind of atom. a) Chemical property b) Family c) Element d) Reactivity 3) Smallest particle of an element that retains the properties of the element. a) Family b) Atom c) Atomic Mass d) Reactivity 4) how likely a chemical is to react with other chemicals is called a) Reactivity b) Physical property c) Atom d) Chemical bond 5) The mass of one atom. a) Atomic Mass b) Atom c) Symbol d) Reactivity 6) A description of whether a substance will react with other chemicals. a) Family b) Periodic Table of Elements c) Chemical property d) Element 7) Descriptions of a substance based on observations that don't require you to create a new chemical. a) Physical property b) Chemical property c) Atom d) Element 8) Elements in a column in the Periodic Table. They have similar properties. a) Element b) Family c) Atom d) Periodic Table of Elements 9) Abbreviation for an element used on the Periodic Table. a) Chemical bond b) Symbol c) Element d) Atom 10) The attachment or attraction between atoms. a) Chemical property b) Chemical bond c) Symbol d) Reactivity 11) what is the speed of a reaction called? a) Reaction Rate b) Reaction Coordinate c) Potential Energy d) Collision Theory 12) The energy needed to start a reaction is called a) possible energy b) Good Energy c) Phantom Energy d) Activation Energy 13) What is the function of a catalyst? a) Increase the Activation Energy b) Decreases the activation Energy c) Increase the Temperature d) Increase the Concentration 14) Fluorine, chlorine, bromine, and iodine belong to the family of ______________ a) Noble Gas b) Alkali Metal c) Alkali Earth Metak d) Halogens 15) What number do you use to find the number of protons? a) Atomic Number b) Neutron Number c) Oxidation Number d) Mass Number

Chemistry Review

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