CHEM: Naming ions & ion charges
Na
K
Li
Mg
Al
H
S
O
B
2+
Br
Ca
Cl
Si
C
P
N
Be
F
1-

Write

the

charge

on

the

usual

ion

=)

Element
Ne
Mg
Si
Cl
O
P
K
B
no ions
?
2-
?
2+
?
3+
?
4+
?
1-
?
3-
?
1+
?

Charge on

the ion

Number of

valence electrons

Electron Donor

or Stealer??

neither!
stealer
donor

Match

the

charge

on

the

usual

ion

=)

AlCl
Put numbers in the formula to give a neutral molecule
H
O
BF
BeBr
MgCl
Na
CaCl
SiO
CH
S
MnO4-
C2H3O2-
SO2−
4
NH4+
NO2
SO2−
3
ClO-
2
CN-
ClO-
3
permanganate ion
?
ammonium ion
?
sulphate ion
?
chlorite ion
?
sulphite ion
?
chlorate ion
?
acetate ion
?
nitrite ion
?
cyanide
?
CO2−
3
OCN-
NO3
CrO42-
OH-
 PO43-
Cl
S2−
N3–
carbonate ion
?
hydroxide ion
?
phosphate ion
?
sulphide ion
?
chromate ion
?
chloride ion
?
cyanate ion
?
nitride ion
?
nitrate ion
?

Match

the

name

&

the

formula

=)

MnO4-
?
NH4+
?
C2H3O2-
?
SO2−
4
?
SO2−
3
?
ClO-
3
?
NO2
?
ClO-
2
?
CN-
?
permanganate ion
ammonium ion
sulphate ion
chlorite ion
sulphite ion
chlorate ion
acetate ion
nitrite ion
cyanide
OCN-
?
CO2−
3
?
OH-
?
CrO42-
?
 PO43-
?
NO3
?
S2−
?
N3–
?
Cl
?
carbonate ion
hydroxide ion
phosphate ion
sulphide ion
chromate ion
chloride ion
cyanate ion
nitride ion
nitrate ion

Match

the

name

&

the

formula

=)

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