The Chemical Reaction - Quiz -
(119).jpg "The Chemical Reaction - Quiz -")
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- 1.Pb(NO3)2 + 2 KI ---> PbI2 + 2 KNO3 What constitutes this reaction?
- A.
Decomposition
- B.
Combustion
- C.
Double displacement
- D.
Synthesis
- 2.In a chemical reaction, a hydrocarbon compound reacts with the diatomic element oxygen. What type of reaction is this?
- A.
Single replacement
- B.
Combustion
- C.
Formation
- D.
Double replacement
- 3.Is the following reaction a synthesis, decomposition, single replacement, double replacement, neutralization (acid-base), or combustion reaction? C10H8 + 12O2 → 10CO2 + 4H2O
- A.
Single replacement
- B.
Combustion
- C.
Synthesis
- D.
Decomposition
- 4.Which of the following represents a chemically balanced decomposition reaction of nickel (III) oxide into its elements?
- A.
Ni2O3 + H2O2 → 2Ni + 3O2 + H2
- B.
2Ni3O2 → 4Ni + 3O2
- C.
2Ni2O3 → 4Ni + 3O2
- D.
2NiO → 2Ni + O2
- 5.You can tell a chemical reaction because it always produces …
- A.
A different substance
- B.
Reactants
- C.
A change of state
- D.
Water
- 6.Which one of the following is a chemical equation?
- A.
Ice + heat --> water
- B.
Iron + oxygen --> rust
- C.
CO2
- D.
C + O2 --> CO2
- 7.BaCO3 --> BaO + CO2
- A.
Synthesis reaction
- B.
Decomposition reaction
- C.
Single replacement reaction
- D.
Double replacement reaction
- E.
Combustion reaction
- 8.What is the product of neutralization?
- A.
Sugar
- B.
Salt
- C.
Water
- D.
Salt + water
- 9.C2H5OH + 3 O2 à 2 CO2 + 3H2O Combustion
- A.
True
- B.
False
- 10.9) H2SO4 + 2NaOH à Na2SO4 + 2H2O Decomposition
- A.
True
- B.
False
- 11.Mg + HCl à MgCl2 + H2 Single replacement
- A.
True
- B.
False
- 12.Fe (II) + CuSO4 à FeSO4 + Cu Single replacement
- A.
True
- B.
False
- 13.Na2SO4 + BaCl2 à 2NaCl + BaSO4 Double replacement
- A.
True
- B.
False
- 14.2 Na(OH) à Na2O + H2O Double replacement
- A.
True
- B.
False
- 15.Is the following reaction a synthesis, decomposition, single replacement, double replacement, neutralization (acid-base), or combustion reaction? C10H8 + 12O2 → 10CO2 + 4H2O
- A.
Single replacement
- B.
Combustion
- C.
Synthesis
- D.
Decomposition
- 16.Is the following reaction a synthesis, decomposition, single replacement, double replacement, neutralization (acid-base), or combustion reaction? C10H8 + 12O2 → 10CO2 + 4H2O
- A.
Single replacement
- B.
Combustion
- C.
Synthesis
- D.
Decomposition
- 17.Is the following reaction a synthesis, decomposition, single replacement, double replacement, neutralization (acid-base), or combustion reaction? C10H8 + 12O2 → 10CO2 + 4H2O
- A.
Single replacement
- B.
Combustion
- C.
Synthesis
- D.
Decomposition
Questions: 12 | Attempts: 10454 | Last updated: Apr 6, 2021
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Sample QuestionWhich one of the following represents a physical change?
Questions: 8 | Attempts: 9251 | Last updated: Mar 19, 2019
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Sample QuestionProperties that do depend on the amount of matter present.
Questions: 10 | Attempts: 3621 | Last updated: May 26, 2021
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Sample QuestionC6H12O6 + 6O2 à 6CO2 + 6H2O ∆H = -2803 kJ
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