Chemistry - Ionic formulas Flashcards
The ionic formulas that you need to memorise that are a) not able to be found via periodic table and b) hard to remember.
1
Q
ethanoate (acetate)
A
CH3COO (-) (3 is subscript)
2
Q
hydroxide
A
OH (-)
3
Q
nitrate
A
NO3 (-) (3 is subscript)
4
Q
carbonate
A
CO3 (2-) (3 is subscript)
5
Q
sulfate
A
SO4 (2-) (4 is subscript)
6
Q
phosphate
A
PO4 (3-) (4 is subscript)
7
Q
ammonium
A
NH4 (+) (4 is subscript)
8
Q
permanganate
A
MnO4 (-) (4 is subscript)
9
Q
dichromate
A
Cr2O7 (2-) (2 and 7 are subscript)
10
Q
chromate
A
CrO4 (2-) (4 is subscript)
11
Q
oxalate
A
C2O4 (2-) (2 and 4 are subscript)
12
Q
nitrite
A
NO2 (-) (2 is subscript)
13
Q
sulfite
A
SO3 (2-) (3 is subscript)
14
Q
cyanide
A
CN (-)
