inorganic chemistry physical chemistry definitions chemistry concepts revision notes

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Terms in this set (23)



FIRST IONISATION ENERGY The energy required to remove one electron
from each mol-1.


SECOND IONISATION ENERGY The energy required to remove one electron
from each ION in one mole of gaseous 1+ to
form one mole of gaseous 2+ ions. Units are kJ
mol-1.

, SUCCESSIVE IONISATION A measure of the energy required to remove
ENERGY each electron in turn.


OXIDATION NUMBER A measure of the number of electrons that an
atom uses to bond with atoms of a different
element.


OXIDATION The loss of electrons / an increase in oxidation
number (state).


OXIDISING AGENT A reagent which oxidises another species it
accepts electrons from the other species it (and
is itself reduced).