NEW
Font size
WorksheetsChemical Equations Balancing - Test
Total questions: 25
Worksheet time: 1hrs 25mins
Balance the following chemical equation: __GaF3 + __Na3PO4 → __GaPO4 + __ NaF
1, 1, 1, 1
1, 2, 1, 2
1, 1, 1, 3
2, 3, 2, 1
Balance the following equation:__NH4F + __AlCl3 → __NH4Cl + __AlF3
3, 1, 3, 1
1, 3, 3, 1
3, 1, 2, 1
3, 1, 1, 3
Name the type of reaction: H2O → O2 + H2
Synthesis
Decomposition
Single Replacement
Combustion
What type of reaction is this: C4H8O + O2 → CO2 + H2O
Single replacement
Double replacement
Decomposition
Combustion
Balance the following chemical equation: __O3 → __ O2
2 O3, 3 O2
1 O3, 3 O2
3 O3, 1 O2
3 O3, 2 O2
Name the type of reaction: CH4Br + NaOH → NaBr + CH4OH
Combustion
Quadruple replacement
Double replacement
Single replacement
Is this equation balanced? 2KClO3 --> 2KCl + 3O2
no
Which reaction is balanced?
(Check ALL answers)
PbO2 + 2H2 --> Pb&J
Al + O2 --> 2Al2O3
What type of equation is this? 2NaOH(aq) + CuCl2(aq) → 2NaCl(aq) + Cu(OH)2(s)
Algebraic
Complete Chemical
Complete Ionic
Net Ionic
What type of equation is this? 2Na+(aq) + 2OH–(aq) + Cu2+ (aq) + 2Cl–(aq) → 2Na+(aq)
+ 2Cl–(aq) + Cu(OH)2(s)
Double replacement
Complete Chemical
Complete Ionic
Net Ionic
1) 2NaOH(aq) + CuCl2(aq) → 2NaCl(aq) + Cu(OH)2(s)
2) 2Na+(aq) + 2OH–(aq) + Cu2+ (aq)+ 2Cl–(aq) → 2Na+(aq)
+ 2Cl–(aq) + Cu(OH)2(s)
3) 2OH–(aq) + Cu2+(aq) → Cu(OH)2(s)
What is equation #3 called?
Tertiary
Complete Ionic
Net Ionic
Covalent
Given the following equation, which of the equations below is the complete ionic?
Ba(NO3)2(aq) + Na2CO3(aq) → BaCO3(s) + 2NaNO3(aq)
Ba(NO3)2(aq) + Na2CO3(aq) -->
Ba2+(aq) + CO3(aq) --> BaCO3(s)
Ba2+(aq) + 2NO3−(aq) + 2Na+(aq) + CO32−(aq) → BaCO3(s) + 2Na+(aq) + 2NO3−(aq)
Br2+(aq) + 2SO3−(aq) + 2Na+cho+(aq) + CO32−(aq) → BaCO3(s) + 2Na+(aq) + 2NO3−(aq)
Which equation is balanced?
HCl+Na2S→H2S+NaCl
HCl+ 2Na2S → 2H2S + NaCl
2HCl+Na2S→ H2S+ 2NaCl
HCl + 2Na2S → H2S + 4NaCl
A(n) ______ solution contains one or more dissolved substances (called solutes) in water
solid
aqueous
plasma
a solid formed by a change in a solution, often due to a chemical reaction
chunk
precipitate
polymer
resultant
Ions that do not participate in a reaction are ______ ions and are not usually written in ionic equations
ionic
po tater
speck tater
spectator
dictator
Which is NOT evidence that a chemical reaction may have occurred?
Bubbles formed
Color change
Smell or odor
boiling
How many Bromine atoms are in the reactants of this reaction?
2NaOH(aq) + CaBr2(aq) → Ca(OH)2(s) + 2NaBr(aq)
2
1
4
none, there's no Bromine, bro
Which of the following is a synthesis reaction?
UCl4+2Mg →
U + 2MgCl2
H2O2 --> H2 + O2
2H2 + O2 --> 2H2O
C3H8 + 5O2-->
3CO2 + 4H2O
