Polyatomic Prefixe/Suffixes

Question 1

-ite

Answer 1

one LESS oxygen atom than “-ate”
(same charge)

e.g. sulfite, phosphite, chlorite

Question 2

per-

Answer 2

one MORE oxygen atom than “-ate”
(same charge)

e.g. percholate, periodate, peroxide

Question 3

hypo-

Answer 3

one LESS oxygen atom than “-ite”
(same charge)

e.g. hypochlorite, hypobromite, hypoiodite

Question 4

-ide

Answer 4

only ONE kind of atom in anion

e.g. bisulfide, cyanide, hydroxide

Question 5

thio-

Answer 5

ONE oxygen atom replaced by S

e.g. thiocyanate, thiosulfate

Question 6

bi-

Answer 6

ONE H+ added to divalent anion

e.g. bisulfate, bisufide, bisulfite

Question 7

di-

Answer 7

TWO H+ added to divalent anion

e.g. dihydrogen phosphate, dichromate

Question 8

-ate

Answer 8

most common variety

e.g. sulfate, chromate, carbonate