module 3 definitions

of an element is the energy required to remove one electron from each atom in one mole of the gaseous element to form one mole of gaseous 1+ ions.

is the oxidation and reduction of the same element in a redox reaction.

is the minimum energy required to start a reaction by breaking bods in the reactants.

ΔrHø is the energy change associated with a given reaction.

ΔfHø is th eenergy change that takes place when 1 mole of a compound is formed fromits constituent elements in their standard state under standard conditions.

ΔcHø is the energy change that takes place when 1 mole of a substance is completely combsted.

ΔneutHø is the energy change associated with the formation of 1 mole of water from a neuralistion reaction.

is the quantitive study of energy in a chmeical reaction.

is the energy required to raise ther temprature of 1 g of a substance by 1 K.

is the mean energy needed for 1 mole of a given type of gaseous bonds to undergo homolytic fission.

States that the enthalpy change in a chemical reactionis independant of the route it takes.

is a pictorial representation showing alternative routes between reactants and products.

is the distribution of energies of molecules at a articular temperature, often shown as a graph.