Crude oil vapour passes up the column.
Each fraction (a) at a different level.
Organic Chemistry EQE
Quiz
•
Chemistry
•
9th - 10th Grade
•
Hard
L Lazarou
Used 2+ times
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42 questions
Show all answers
1.
DRAG AND DROP QUESTION
1 min • 1 pt
Crude oil vapour passes up the column.
Each fraction (a) at a different level.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do the fractions separate?
The fractions have different boiling points.
The fractions have different flammability.
The fractions have different melting points.
The fractions have different viscosity.
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Name the alkane
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Methane (CH4) is an alkane.
What is the general formula for alkanes?
5.
DROPDOWN QUESTION
1 min • 1 pt
Alkanes burn in oxygen.
Balance the equation for methane burning.
(a) CH4 + (b) O2 → (c) CO2 + (d) H2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ethene is an alkene.
Which reagent is used to test for alkenes?
Anhydrous copper sulfate
Bromine water
Damp litmus paper
Limewater
7.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Large hydrocarbon molecules can be cracked to produce smaller, more useful molecules.
Alkanes and alkenes are produced when hydrocarbons are cracked.
Give two conditions used for cracking.
Low temperature
High temperature
Steam
Low pressure
High oxygen
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