Vocabulary Chemical Reactions

A combination of chemical symbols and numbers used to represent a substance

• Chemical reaction

• chemical formula

• chemical equation

• reaction

Tags

NGSS.MS-PS1-1

A representation of a reaction that uses symbols to show the relationship between the starting substances and the ending substances in a reaction.

• Chemical reaction

• chemical formula

• chemical equation

• reaction

A solid that is produced as a result of a reaction that takes place in a solution

• reactant

• product

• precipitate

• chemical reaction

substance(s) that participate in a chemical reaction

• reactant

• product

• precipitate

• chemical reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

substance(s) that are formed in a chemical reaction

• reactant

• product

• precipitate

• chemical reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A process in which one or more substances change to produce one or more different substances.

• chemical reaction

• chemical formula

• chemical equation

• chemical element

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A reaction in which as the bond between valence electrons is reformed, energy is absorbed from the surroundings and stored in the bonds being created.

• chemical reaction

• chemical formula

• exothermic reaction

• endothermic reaction

Tags

NGSS.MS-PS1-4

A reaction in which as the bond between valence electrons is reformed, energy is released to the surroundings.

• chemical reaction

• chemical formula

• exothermic reaction

• endothermic reaction

Tags

NGSS.HS-PS1-4

A number placed in front of a substance to indicate the quantity required for a balanced reaction to occur

• reactant

• product

• subscript

• coefficient

Number to the lower right side of a symbol in a formula that represents the quantity of the element in that compound.

• reactant

• product

• subscript

• coefficient