WorksheetsUnit 4 Review
Total questions: 25
Worksheet time: 24mins
Name
Class
Date
1.
Metal ions are always
a)
positive
b)
negative
c)
neutral
d)
free
2.
Non-Metal ions are always
a)
positive
b)
negative
c)
neutral
d)
free
3.
What kind of bond forms when atoms share electrons?
a)
Chemical bond
b)
Ionic bond
c)
Covalent bond
d)
Electron bond
4.
SnO2
a)
tin(II) oxide
b)
tin(IV)oxide
c)
tin(II)oxegen
d)
tin oxide
5.
What is the name of the compound with the formula FePO4?
a)
iron phosphate
b)
iron (II) phosphate
c)
iron (IV) phosphate
d)
iron (III) phosphate
6.
Name that Ion
Li+
Li+
a)
copper (III)
b)
lithium
c)
ladmium
d)
iodine
7.
Name that Ion
Cu+2
Cu+2
a)
Iron(III)
b)
colbalt(II)
c)
copper(II)
d)
cadmium
8.
Ni+2
a)
zinc
b)
Osmium(IV)
c)
Silver
d)
nickel(II)
9.
Br-
a)
bromide
b)
bromine
c)
boron
d)
barium
10.
Ca+2 combines with Br- to form
a)
Ca2Br2
b)
CaBr
c)
Ca(br)2
d)
CaBr2
11.
Ni+2 combines with (PO4)-3 to form
a)
Ni3(PO4)2
b)
Ni3(PO4)2
c)
Ni(PO4)2
d)
Ni(PO)
12.
MgF2
a)
magnesium fluoride
b)
manganese Phosphide
c)
magnesium(III) fluoride
d)
magnesium fluoride(II)
13.
Fe+3 combines with O-2 to form
a)
iron (III) oxide
b)
iron(II) oxide
c)
iron(III) nitride
d)
oxide dihydride
14.
Name the following ionic compound: MgSO4
a)
magnesium sulfoxide
b)
magnesium sulfide
c)
magnesium sulfate
d)
magnesium oxide
15.
What kind of chemical bond forms between a metal and a nonmetal?
a)
Covalent bond
b)
Ionic bond
c)
Can be either covalent or ionic
d)
Hydrogen bond
16.
What kind of bond forms between two nonmetals?
a)
Covalent bond
b)
Ionic bond
c)
Can be either covalent or ionic
d)
Hydrogen bond
17.
What is the name for an ion with a positive charge?
a)
Anion
b)
Cation
c)
Dogion
d)
Ion
18.
How many moles are in 16.94g of water?
a)
16.94
b)
0.9403
c)
305.2
d)
1.063
19.
How many particles are in a mole?
a)
602
b)
602 million
c)
602 moles
d)
6.02 x 1023
20.
Balancing this reaction: ____ CH4 + ____ O2 ---> ____ CO2 + ____ H2O
a)
2,1,3,1
b)
1,2,1,2
c)
1,2,2,1
d)
2,1,1,2
21.
Balance this reaction: ____ NaF + ____ Br2 ---> ____ NaBr + ____ F2
a)
3,1,2,1
b)
1,2,3,4
c)
2,1,2,1
d)
1,2,1,2
22.
Name this reaction, C4H12 + O2 --> H2O + CO2
a)
Decomposition
b)
Single Replacement
c)
Double Replacement
d)
Combustion
23.
Balance the following reaction: H2O ---> H2 + 02.
a)
1,1,1
b)
1,2,1
c)
2,2,1
d)
1,2,2
24.
In the equation, 2Mg + O2 ---> 2MgO, which are the reactants?
a)
Mg and O
b)
MgO
c)
Mg and MgO
d)
O and MgO
25.
In chemical reactions, the law of conservation of mass is......
a)
disobeyed
b)
does not apply
c)
obeyed
d)
used sometime
100 %
