Reactions
Two or more substances are combined to form one product
What is Combination reaction
A substance that is formed as a result of a chemical reaction
What is a product
A formula giving the proportions of the elements present in a compound but not the actual numbers or Arrangements of atoms
What is an empirical formula
The substance that is totally consumed when the chemical reaction is complete
What is a limiting reactant
The amount of energy required to remove a valence electron
What is ionization energy
A single compound breaks down into simpler substances
What is decomposition reaction
A scale where 7 is neutral
What is pH
A formula giving the numbers of atoms in each of the elements present in one molecule of a specific compound
What is a molecular formula
The reactant in a chemical reaction which greater amount the necessary to react completely with in the limiting reactant
What is the excess reactant
Radiation consisting of alpha particles emitted by some substances during an radioactive decay
What is Alpha radiation
One element replaces another in the reaction
What is a single replacement reaction
A measure of hydroxide ion concentration
What is pOH
Any of a material properties that become evident during or after a chemical reaction that is inequality that can be established only by changing a substances chemical identity
What is a chemical property
The ratio between the amounts in moles of any two compounds involved in a chemical reactionthe ratio between the amounts in moles of any two compounds involved in a chemical reaction
What is a mole ratio
Radiation do to beta particles
What is beta radiation
Exchange the positive and negative ions in both compounds
What is a double replacement reaction
A change affecting the form of a chemical substance but not its chemical composition
What is a physical change
A property of matter that changes as the amount of matter changes
What is an extensive property
The formation of rust on iron
What is a chemical change
Lots of gamma rays and it can go through human skin very easily
What is gamma radiation
An element or a compound reacts with oxygen
What is a combustion reaction
A property that is measurable whose values describe a state of a physical system
What is a physical property
A physical property of a system that does not depend on the system size or the amount of material in the system
What is an intensive property
The typical distance from the center of the nucleus to the boundary of the surrounding cloud of electrons
What is atomic radius
A cup of coffee is an example of this
What is a homogeneous mixture