ionic charges and formulae of ionic compounds Flashcards
1
Q
sulfide
A
S 2-
2
Q
bromide
A
Br 1-
3
Q
sodium
A
Na 1+
4
Q
calcium
A
Ca 2+
5
Q
lithium
A
Li 1+
6
Q
hydroxide
A
OH 1-
7
Q
carbonate
A
CO3 2-
8
Q
ammonium
A
NH4 1+
9
Q
zinc
A
Zn 2+
10
Q
magnesium
A
Mg 2+
11
Q
oxide
A
O 2-
12
Q
phosphate
A
PO4 3-
13
Q
chloride
A
Cl 1-
14
Q
phosphide
A
P 3-
15
Q
sulfate
A
SO4 2-
16
Q
potassium
A
K 1+
17
Q
silver
A
Ag 1+
18
Q
nitrate
A
NO3 1-
19
Q
hydrogen
A
H 1+
20
Q
fluoride
A
F 1-
21
Q
hydrogen carbonate
A
HCO3 1-
22
Q
iodide
A
I 1-
23
Q
aluminium
A
Al 3+
24
Q
nitride
A
N 3-
25
-ate -ide
-ate has oxygen -ide doesnt
26
zinc nitrate
Zn(NO3)2
27
lithium hydrogen carbonate
LiHCO3
28
aluminium carbonate
Al2(SO4)4
29
aluminium sulphate
Al2(SO4)4
30
aluminium hydroxide
Al(OH)3
31
ionic compounds overall charge
should have no overall charge
32
non variable elements
s, 1st row of p and group 0 blocks are all non variable elements. for variable charges we use stock notation (roman numerals) eg iron ii is Fe 2+. for simple ions the stock is equal to the charge.
