Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Lujan Test 3 Balancing Chemical Equation, Conservation Of Matter, Naming Compounds
Test Description: Test 3
Instructions: Answer all questions to get your test result.
1) What coefficients are needed to balance the following equation: __H2 + __O2 = __H2O
A
1, 2, 1
B
2, 2, 2
C
1, 1, 1
D
2, 1, 2
2) How many atoms does the compound, K2MnO7 contain?
A
11
B
14
C
1
D
10
3) Chemical equations illustrate
A
Law of Conservation of Matter
B
Law of Conservation of Energy
C
chemical reactions
D
all of the above
4) What coefficients will balance the following equation: __Na + __O2 = __Na2O
A
1, 2, 4
B
none of the above
C
4, 1, 2
D
1, 4, 2
5) Fe + Cl2 -- FeCl3, what coefficients would balance the equation?
A
2, 3, 2
B
3, 2, 2
C
1, 1, 1
D
4, 2, 2
6) How many oxygens are in 2(NO3)
A
2
B
6
C
1
D
3
7) How many aluminums are in 2Al2O3
A
4
B
8
C
2
D
6
8) What is a coefficient in a chemical equation?
A
the subscript after an atomic symbol
B
a number preceding an elemental or molecular symbol
C
a subscript before an atomic symbol
D
a number following an elemental or molecular symbol
9) MgO
A
Magnesium monoxide
B
Monomanganese monoxide
C
Magnesium Oxide
D
Manganese Oxide
10) CaSO4
A
Calcium sulfite
B
Calcium sulfate
C
calcium hydrogen sulfate
D
Calcium monosulfur tetraoxide
11) FeCl3
A
monoiron trichloride
B
Iron trichloride
C
Iron chloride
D
Iron (III) Chloride
12) K2O
A
Potassium oxalate
B
dipotassium monoxide
C
potassium oxide
D
Potassium monoxide
13) CO2
A
carbide oxide
B
monocarbon dioxide
C
carbon oxide
D
carbon dioxide
14) Sodium nitrite is
A
Na3N
B
NaNO
C
NaNO2
D
NaNO3
15) Copper (II) sulfide is
A
CuS2
B
Cu2S
C
CuS
D
Cu2S2
16) What is the correct name of CrPO4
A
Chromium (III) phosphite
B
Chromium (III) phosphate
C
Chromium (II) phosphide
D
Chromium (II) phosphate
17) The formula for calcium bromide is
A
Ca2Br
B
CaBr
C
CaBr2
D
Ca2Br2
18) If your cation is a transition metal, it should have a
A
subscript
B
prefix
C
roman numeral
D
polyatomic ion
19) What does the law of conservation of mass state?
A
Mass can be created but not destroyed
B
The total mass of the reactions equals the total mass of the products.
C
The total mass of the reactants is greater than the total mass of the products.
D
The total mass of the reactions is less than the total mass of the products.
20) Which of the following equations does NOT demonstrate the law of conservation of mass?
A
2K + 2Cl = 2KCl
B
P4 + 5O2 = 2P4O10
C
NaOH + HCl = NaCl H20
D
2Na + Cl2 = 2NaCl
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?