Half equation (1)
Matching exercise
Match the items on the left to the items on the right.
Mg
_____
> Mg
2+
No. of electrons transferred
-4
-2
gives out 1 electron (-1)
-3
Fe
_____
> Fe
3+
No. of electrons transferred
-4
-2
gives out 1 electron (-1)
-3
Li
_____
> Li
+
No. of electrons transferred
-4
-2
gives out 1 electron (-1)
-3
C
2
O
4
2-
_____
> 2CO
2
No. of electrons transferred
-4
-2
gives out 1 electron (-1)
-3
Your score is: