Unit 4 Vocab: Reactions

elements or compounds that enter into a chemical reaction

• reactants

• products

• subscripts

• reaction rate

• catalysts

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The elements or compounds produced by a chemical reaction.

• reactants

• products

• chemical equation

• endothermic reaction

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products

• chemical equation

• physical change

• chemical change

• equilibrium

A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction.

• coefficient

• subscript

• chemical equation

• equilibrium

• reaction rate

a reaction in which two or more substances combine to form a new compound

• synthesis reaction

• decomposition reaction

• combustion reaction

• single replacement reaction

• double replacement reaction

Tags

NGSS.MS-PS1-5

a reaction in which a single compound breaks down to form two or more simpler substances

• decomposition reaction

• synthesis reaction

• single replacement reaction

• double replacement reaction

• combustion reaction

a chemical change involving an exchange (trade) of atoms between two compounds

• double replacement reaction

• single replacement reaction

• decomposition reaction

• synthesis reaction

• combustion reaction

a chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of heat and light

• combustion reaction

• synthesis reaction

• double replacement reaction

• single replacement reaction

• decomposition reaction

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

any chemical change in which one species is oxidized (loses electrons) and another species is reduced (gains electrons); also called redox reaction

• oxidation-reduction reaction

• combustion reaction

• synthesis reaction

• endothermic reaction

A form of potential energy that is stored in chemical bonds between atoms.

• chemical energy

• reaction rate

• endothermic reaction

• exothermic reaction

Tags

NGSS.HS-PS1-4