Nomenclature

1
Nomenclature And Classifying Compounds Lesson 9
2
Classifying and Naming Matter The way you name a
chemical formula depends on its
classification. Ionic Salt Bas
e MgS Ca(OH)2 magnesium
sulphide Calcium hydroxide Co2(SO4)3 Pb(OH)
4 cobalt III sulphate lead IV
hydroxide BiCl5.4H2O Zn(OH)2 bismuth V
chloride tetrahydrate zinc hydroxide
SO42- SO42- SO42-
Co3 Co3
3
Covalent Acids
ate to ic ite to ous
Binary Oxy
Pure Aqueous Pure Aqueous HCl(g) HCl(aq)
H2SO4(l) H2SO4(aq) hydrogen chloride hydrochlori
c acid hydrogen sulphate sulphuric
acid HF(g) HF(aq) H2CO3(l) H2CO3(aq) hydrogen
fluoride hydrofluoric acid hydrogen carbonate
carbonic acid H2S(g) H2S(aq) H2SO3(l) H2SO3(a
q) hydrogen sulphide hydrosulphuric
acid hydrogen sulphite sulphurous acid
4
Covalent Acids
ate to ic ite to ous
Binary Oxy
Pure Aqueous Pure Aqueous HI(g) HI(aq
) H2CrO4(l) H2CrO4(aq) hydrogen
iodide hydroiodic acid hydrogen chromate
chromic acid HBr(g) HBr(aq) CH3COOH(l)
CH3COOH(aq) hydrogen bromide hydrobromic acid
hydrogen acetate acetic acid H3P(g) H
3P(aq) HClO4(l) HClO4(aq) hydrogen
phosphide hydrophosphoric acid hydrogen
perchloric perchlorate acid
5
Molecular Compounds Use Greek prefixes mono di t
ri tetra penta hexa hepta octa nona
deca CO2 CO N2H5 carbon dioxide carbon
monoxide dinitrogen pentahydride P3I6 P4O9
triphosphorus hexaiodide tetraphosphorus
nonoxide SiI4 N2O4 Silicon
tetraiodide dinitrogen tetroxide
6
Common Names for some Non-Acids (molecular
compounds)
CH3OH C2H5OH C6H12O6 C12H22O11 H2O H2O2 O3
methanol ethanol glucose sucrose water hydrogen
peroxide ozone