Note: If the cation has a Roman numeral, you MUST include the correct Roman numeral!
Cu +2 copper (II)
iron (III) Fe +3
nickel (II) Ni +2
peroxide O 2 2
iron (II) Fe +2
NO 3 1 nitrate
Cr +3 chromium (III)
manganese (II) Mn +2
Fr +1 francium
zinc Zn +2
nitrite NO 2 1
Cr + 2 chromium (II)
nitric acid HNO 3
MnO 4 1 permanganate
copper (II) Cu +2
O22O22 peroxide
Fe +3 iron (III)
Mn +2 manganese (II)
Ni +2 nickel (II)
chromium (III) Cr +3
francium Fr +1
copper (I) Cu +1
Ra +2 radium
Zn +2 zinc
chromium (II) Cr + 2
nitrate NO 3 1
Fe +2 iron (II)
NO 2 1 nitrite
permanganate MnO 4 1
Cu +1 copper (I)
HNO 3 nitric acid
radium Ra +2