Slides in this set
· Atomic nucleus comprises of Protons and
neutrons with electrons orbiting in shells.
o Isotopes: atoms of the same element
with different numbers of neutrons.
o Ion: A positively or negatively charged
atom or (covalently bonded) group of atoms.
Atomic number Z…read more
o Relative isotopic mass: the mass of an
atom of an isotope... Compared
o Relative atomic mass: the weighted mean
mass of an atom of an element...
o Relative molecular mass: the
twelfth of the
mass of a molecule... mass of an
o Relative formula mass: The weighted atom mean
of a formula unit...
· Relative atomic mass is an average of the isotopes:
(massXabundance)+ (massXabundance)...…read more