Vocabulary
The substances that undergo a change in a chemical reaction
What are reactants
Name 3 of the 5 types of chemical reactions
What is Synthesis, Decomposition, Single-Replacement, Double-Replacement, Combustion
The subatomic particle that is responsible for reduction and oxidation of elements
What is the electron
This law explains that mass is neither created nor destroyed
What is the Law of Conservation of Mass
The term we use to show an exact amount of atoms in a compound or substance
What is mole
New substances that are formed as a result of a chemical reaction
What are products
AB --> A + B
What is Decomposition Reaction
Elements are said to be (reduced or oxidized?) if they gain an electron
What is reduced
In order to show that mass is conserved, chemical equations...
What is must be balanced
Endothermic or Exothermic: Energy is greater in the products than in reactants
What is endothermic
A representation of a chemical reaction in which the reactants and products are expressed as formulas
What is a chemical reaction
A + B --> AB
What is Synthesis Reaction
Elements are said to be (reduced or oxidized?) if they lose an electron
What is oxidized
According to the Law of Conservation of Mass, the amount of reactants must equal...
What is the amount of the products
Endothermic or Exothermic: Energy is needed in larger quantity to break the bonds in this reaction
What is Endothermic
The mass of one mole of a substance
What is molar mass
AB + CD --> ?
What is AD + CB
The transfer of electrons from one reactant to the other is called
What is an oxidation-reduction reaction
In an unbalanced equations, the arrow doesn't show that..
What is mass is conserved
Endothermic or Exothermic: Energy would be found on the products side of a chemical equation
What is Exothermic
Energy stored in the chemical bonds of a substance
What is chemical energy
AB + C --> B + AC
What is Single-Replacement
True or False: Oxidation and Reduction must occur together
What is true
The third planet from the sun
What is Earth
Name 3 of the 5 ways to increase the rate of a chemical reaction.
What is stirring, increase temp, increase concentration of reactants, introduce a catalyst, increase the surface area of the reactants