READY-MADE CLASSROOM REVIEW
Chemical Reactions Review
Physical Science · Grades 6-8 · about 20 minutes. Project the board, share one room code, and keep the class on the same review.
Review before you host
Check the clues and answers for your group. Answers stay hidden during live play until the host reveals them.
Foundations
$200This term matches this description: process that leads to chemical changes.
$400This term matches this description: symbolic representation of a chemical reaction.
$600This term matches this description: chemical reaction between a fuel and oxygen.
$800This term matches this description: scientific law that a closed system's mass remains constant.
$1000This term matches this description: reaction in which one element replaces another element in a compound.
Key Vocabulary
$200This term matches this description: process of increasing the rate of a chemical reaction.
$400This term matches this description: measure of the level of acidity or basicity of an aqueous solution.
$600This term matches this description: minimum energy required for a chemical reaction.
$800This term matches this description: chemical compound giving a proton or accepting an electron pair.
$1000This term matches this description: reaction in which electrons are transferred and oxidation states change.
Systems and Parts
$200This term matches this description: ratio of part of a mixture to the whole.
$400This term matches this description: large biological molecule that acts as a catalyst.
$600This term matches this description: capacity of a substance to dissolve in a homogeneous way.
$800This term matches this description: speed at which a chemical reaction takes place.
$1000This term matches this description: thermodynamic process that releases energy to its surroundings.
Cause and Effect
$200This term matches this description: substance whose dissolved ions conduct electricity.
$400This term matches this description: gradual destruction of materials by chemical reaction with its environment.
$600This term matches this description: when the ratio of reactants to products of a chemical reaction is constant with time.
$800This term matches this description: chemical reaction whose products can react together to produce the reactants again.
$1000This term matches this description: use of electric current to drive a chemical change that would not occur on its own.
Apply It
$200This term matches this description: mineral composed of sodium chloride.
$400This term matches this description: electron in the outer shell of an atom's energy levels.
$600This term matches this description: chemical reactant totally consumed when the reaction is finished.
$800This term matches this description: model explaining reaction rates through the frequency and energy of particle collisions.
$1000This term matches this description: change which affects the form of an object/substance, but not its chemical composition.
Challenge Round
$200This term matches this description: study of the rates of chemical reactions.
$400This term matches this description: chemical equilibrium of a reversible reaction.
$600This term matches this description: principle to predict effects of a change in conditions on a chemical equilibrium.
$800This term matches this description: chemical reaction between an acid and a base.
$1000This term matches this description: relation between chemical reaction rate and concentrations of the reactants.
