The Chemical Reaction - Quiz -

17 Questions | By Alnagar | Last updated: Sep 11, 2020 | Total Attempts: 5065

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Questions and Answers

1.

Pb(NO₃)₂ + 2 KI ---> PbI₂ + 2 KNO₃ What constitutes this reaction?

Discuss
- 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 2CO₂ + 3H₂OCombustion
- 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

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