Chemical Reactions

Front

What type of reaction involves one element replacing another element in a compound?

Back

Single Displacement Reaction

Front

What is a coefficient in a chemical equation?

Back

The large number to the left of a formula that indicates the number of molecules or moles of a substance.

Front

What happens to energy during an endothermic reaction in relation to the surroundings?

Back

Energy is absorbed from the surroundings.

Front

What are indicators of a chemical change when baking soda is combined with calcium chloride?

Back

Temperature increase and bubbling/fizzing.

Front

What coefficient should go in the blank space to balance the equation: 2Al + ____ HCl → 2AlCl3 + 3H2?

Back

6

Front

What is a chemical reaction?

Back

A process that involves the transformation of one or more substances into different substances.

Front

What is a synthesis reaction?

Back

A type of chemical reaction where two or more reactants combine to form a single product.

Front

What is a decomposition reaction?

Back

A type of chemical reaction where a single compound breaks down into two or more simpler products.

Front

What is a double displacement reaction?

Back

A reaction where two compounds exchange ions or bonds to form two new compounds.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed; it is conserved.