11a Carbon Compounds I

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Question 1 of 12

1. Question
1 point(s)
Complete combustion of hydrocarbon produces
- I. Carbon Monoxide
- II. Carbon
- III. Carbon Dioxide
- IV. Water
Correct

Incorrect
Question 2 of 12

2. Question
1 point(s)
Incomplete combustion of hydrocarbon produces
- I. Carbon Monoxide
- II. Carbon
- III. Carbon Dioxide
- IV. Water
Correct

Incorrect
Question 3 of 12

3. Question
1 point(s)
The amount of soot produced during combustion of a hydrocarbon depends on
- the types of hydrocarbon.
- the density of the hydrocarbon.
- the number of carbon atoms in the molecule of the hydrocarbon
- the mass percentage of carbon in the hydrocarbon.
Correct

Incorrect
Question 4 of 12

4. Question
1 point(s)
The chart above shows the classification of carbon compounds. Possibly, X is
- I. Glucose
- II. Alcohol
- III. Carbon Dioxide
- IV. Calcium Carbonate
Correct

Incorrect
Question 5 of 12

5. Question
1 point(s)
The diagrams show the structural formula of four organic molecules. Which of the molecules are members of the same homologous series?
- Q and R
- P and S
- R and S
- P and Q
Correct

Incorrect
Question 6 of 12

6. Question
1 point(s)
Which of the following are unsaturated hydrocarbons?
- I.
- II.
- III.
- IV.
Correct

Incorrect
Question 7 of 12

7. Question
1 point(s)
Which of the following statements are true about hydrocarbon?
- I. Combustion of hydrocarbon with sufficient oxygen produces carbon dioxide and water.
- II. Hydrocarbons contain only oxygen and hydrogen in the molecule.
- III. Some hydrocarbons dissolve in water.
- IV. Hydrocarbon that burns with more soot contains a higher percentage of carbon.
- V. The more carbon atoms in a molecule of a hydrocarbon, the lower the boiling point of the hydrocarbon.
Correct

Incorrect
Question 8 of 12

8. Question
1 point(s)
Which of the following statements are true about members in a homologous series?
- I. They can be represented by a general formula.
- II. They have similar chemical properties.
- III. They contain carbon and hydrogen only.
- IV. They have same empirical formula.
Correct

Incorrect
Question 9 of 12

9. Question
1 point(s)
Both propane and heptane are hydrocarbon compounds from the same homologous series. Which of the following statements are true about propane and heptane?
- I. The boiling point of heptane is higher than propane.
- II. Combustion of propane produces less soot compare with heptane.
- III. Propane is more soluble in water compare with heptane.
- IV. heptane is more reactive than propane.
Correct

Incorrect
Question 10 of 12

10. Question
1 point(s)
Combustion of octane produces a lot of soot. Which of the following compounds can be used to replace octane as a fuel so that less soot is produced during combustion?
- Nonene
- Butanol
- Decane
- Octene
Correct

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Question 11 of 12

11. Question
1 point(s)
Which of the following occurs in the complete combustion of ethane?
- I. Production of soot
- II. Production of water
- III. Release of energy
- IV. Production of carbon dioxide
Correct

Incorrect
Question 12 of 12

12. Question
1 point(s)
Which of the following statement is true about the hydrocarbon that has molecular formula C₄H₁₀?
- It combusts in excess oxygen to produce water and carbon dioxide.
- It can dissolve in water.
- It can bleach aqueous bromine.
- It can be produced by dehydration of butanol.
Correct

Incorrect