Chemical Reactions

The process in which one or more substances is changed into one or more new substances is called…

starting materials and are written on the left-hand side of the equation

the end result of the reaction and are written on the right-hand side of the equation.

concise representation of chemical reactions

the ___ of the reactants and products are written in parentheses to the right of each compound

____ are inserted to balance the equation. Tells the number of molecules

___ tell the number of atoms of each element in a molecule

Two or more substances react to form one product

one substance breaks down into two or more substances

Rapid reactions that produce a flame. Most often involve hydrocarbons reacting with oxygen in the air

occurs when a more reactive element displaces, or pushes out, a less reactive element from a compound that contains the less reactive element.

came from the Greek word that means “to transpose”

a double decomposition between two electrolytes, where the ions of the reactants exchange places to form new compounds.

Start by ___ those elements that appear in only one reactant and one product

Balance those ___ that appear in two or more reactants or products

check to make sure that you have the ____ of each type of atom on both sides of the equation

__ nail is coated in Cu and the solution has changed from a blue color to a greenish color

___ metal is now coated with Ag and the solution is beginning to take on a slightly blue tint

___ solution begins to vigorously bubble when the Mg ribbon is added.

____ are evident as they wisp through the air int othe collecting tube; gas in flammable

The alcohol vapor in a person’s breath reacts with an orange solution known as potassium dichromate. When alcohol is present, this solution turns green.

compound present in chemistry in metals from the sea