Common Formulae Flashcards
1
Q
Helium gas
A
He
2
Q
Iron (II) ion
A
Fe2+
3
Q
Zinc (II) ion
A
Zn2+
4
Q
Silver ion
A
Ag+
5
Q
Helium gas
A
He
6
Q
Hydrogen gas
A
H2
7
Q
Nitrogen gas
A
N2
8
Q
Nitride ion
A
N3-
9
Q
Hydroxide ion
A
Oh
10
Q
Sulphate ion
A
SO4
11
Q
Carbonate ion
A
CO2-3
12
Q
Nitrate ion
A
No-3
13
Q
Phosphate ion
A
PO43-
14
Q
Ammonium ion
A
NH4+
15
Q
Sulphuric acid
A
H2SO4
