Cross over rule Flashcards
1
Q
The formula of magnesium chloride?
A
Mg+1
Cl-1
MgCl2- stays the same because it is already rationalised
2
Q
The formula for Sodium oxide?
A
Sodium= Na+ Oxide= O2-
Sodium Oxide
Na2O1
3
Q
The formula of Iron (III) oxide?
A
Iron (III) = Fe3+
Oxide = O2-
Iron (III) Oxide
Fe2O3
4
Q
The formula for Calcium Hydroxide?
A
Calcium = Cu2+ Hydroxide = OH-
Calcium Hydroxide
Cu1OH2
5
Q
The formula for Ammonium Sulphate?
A
Ammonia = NH4 +1
Sulphate = SO4 2-
(NH4)2 (SO4)1
6
Q
The formula for Aluminium Carbonate?
A
Aluminium = Al 3+ Carbonate = CO3 2-
Al2(CO3)3