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WorksheetsFormula Writing
Total questions: 15
Worksheet time: 42mins
Name
Class
Date
1.
What is the formula for magnesium chloride?
a)
MgCl
b)
Mg2Cl
c)
MgCl2
d)
Mg(ClO3)2
2.
The chemical formula of magnesium hydroxide is
a)
MgOH₂
b)
Mg(OH)₂
c)
Mg(OH)
d)
MgH₂
3.
The chemical formula of Iron (III)bromide is
a)
FeBr
b)
Fe(III)Br
c)
FeBr₃
d)
Fe₂Br₃
4.
The chemical compound for sodium phosphate would be:
a)
NaPO4
b)
Na2PO4
c)
Na3PO4
d)
Na(PO4)3
5.
Metals tend to _____ electrons to form _______; nonmetals tend to _____ electrons to form ________.
a)
lose, cations ; lose, anions
b)
gain, cations ; lose, anions
c)
gain, anions ; gain, cations
d)
lose, cations ; gain, anions
6.
Ionic compounds generally form when ____________ and ________________ react with each other.
a)
nonmetals and nonmetals
b)
metals and metals
c)
metals and nonmetals
d)
polyatomic elements & nonmetals
7.
What is the formula for manganese(III) oxide?
a)
MgO
b)
Mg2O3
c)
MnO
d)
Mn2O3
8.
When naming ionic compounds with transition metals you need to include roman numerals to show the _____ of the metal..
a)
atomic number
b)
mass number
c)
charge
d)
ionization energy
9.
Fe(NO3)2
a)
iron nitrate
b)
iron dinitrate
c)
iron(II) nitrate
d)
iron(I) nitrate
10.
Fe+3 combines with S-2 to form
a)
Fe+4(S)=3
b)
Fe2S4
c)
Fe2S3
d)
Fe3S2
11.
The name of Cu₃N₂ is
a)
copper (III) nitride
b)
copper (II) nitride
c)
copper nitride
d)
tricopper dinitride
12.
The formula for copper (II) hydroxide is
a)
Cu(II)OH
b)
Cu(OH)2
c)
Cu2OH
d)
CuOH2
13.
Lead (II) Nitrate
a)
PB(NO3)2
b)
Pb(NO3)2
c)
Pb(NO3)
14.
What is the chemical name for Cr(NO2)3?
a)
chromium nitrite
b)
chromium nitride
c)
chromium III nitride
d)
chromium III nitrite
15.
Iron (III) nitride = Fe3N2
a)
CORRECT
b)
INCORRECT
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