Chapter 5-Chemistry_Chemical Reactions Flashcards
Aqueous Solution
A solution of a substance dissolved in water
Balanced Equation
A chemical equation in which the number of each type of atom is the same on both sides of the equation
Chemical Equation
A short-hand notation that scientists use to communicate what happens during a chemical reaction
Formula Equation
A chemical equation where the reactants and products are identified by their chemical formulas
Law of Conservation of Mass
The law states that atoms cannot be created or destroyed during a chemical reaction
Product
A substance produced by a chemical reaction
Reactant
The initial substance of a chemical reaction
Word Equation
A chemical equation where the reactants and products are identified by their chemical names
Anion
A negatively charged ion
Carbon Reduction
A chemical process of separation of metals from their ores using carbon
Cation
A positively charged ion
Combination Reaction
A chemical reaction where two reactants combine to form one product
Combustion Reaction
Any chemical reaction where a substance burns in oxygen to produce heat and light
Decomposition Reaction
A chemical reaction where one reactant breaks apart in two or more products
Electrolysis
A technique for reducing the ions of highly reactive metals by using an electrical current to force electrons into the ions
Electrowinning
A process of extracting metals from solutions using electrolysis
Froth Flotation
A physical process of separation of metals from their ores
Insoluble
Does not dissolve
Ion
An atom that has gained or lost electrons to become electrically charged
Iconic Compound
A substance made up of positive and negative ions
Oxidation
When a substance gains oxygen atoms or loses electrons
Polyatomic
Having many atoms
Precipitate
The insoluble product of a precipitation reaction
Redox
An abbreviation for Oxidation and reduction pairs of reactions
