
15.1-15.3 Fuels & Crude Oils
Authored by Wenqing Yang
Chemistry
10th Grade
Used 13+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main component in natural gas?
carbon dioxide
methane
nitrogen
oxygen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the gas required in the combustion of fossil fuels to produce energy?
carbon dioxide
chlorine
nitrogen
oxygen
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement explains why crude oil has to be separated before being used as fuel?
It is a non-renewable source of energy.
It appears as a dark, sticky liquid.
It is a large molecule of hydrocarbon.
It is a mixure of hydrocarbons with different properties.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can crude oil be separated into different fractions?
The fractions have different colours.
The fractions have different boiling points.
The fractions have different solubilities in water.
The fractions are in different physical states at room temperature.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Order the steps to show the correct sequence in the fractional distillation of crude oil.
1. The vapour is passed to the fractionating column.
2. The crude oil is heated to 400 ºC and boiling occurs.
3. Fractions with lower boiling points rise further up the fractionating column before they condense.
4. Fractions with higher boiling points are collected at the lower levels of the fractionating column.
1, 2, 3, 4
2, 1, 3, 4
2, 1, 4, 3
2, 3, 4, 1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which sentence about fractional distillation of crude oil is true?
Natural gas is collected at the bottom of the fractionating column.
The hydrocarbon with the lowest boiling point remains in the furnace.
The fractions are collected one after the other during the process.
Shorter hydrocarbons are collected near the top of the fractionating column.
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The diagram shows a fractionating column used to separate crude oil. Which of the following statements is correct?
Fraction X is more viscous than fraction Z.
Fraction X is less flammable than fraction Y.
Fraction Y has a lower boiling point than fraction Z.
Fraction Y contains molecules of larger molecular masses than fraction Z.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?