IG Chem – Reactions of Alcohols – OnlineTuition.com.my

Question 1 of 10

1 point(s)

Ethanol can be made by fermentation, which involves using yeast to break down sugar.

true
false

Question 2 of 10

1 point(s)

The optimal temperature for fermentation to produce ethanol is between 40°C and 50°C.

true
false

Question 3 of 10

1 point(s)

Enzymes in yeast are destroyed if the fermentation temperature is too high.

true
false

Question 4 of 10

1 point(s)

The balanced chemical equation for the fermentation of glucose is C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂.

true
false

Question 5 of 10

1 point(s)

Fractional distillation is used to concentrate ethanol after fermentation.

true
false

Question 6 of 10

1 point(s)

Ethanol can also be produced from ethene and steam in an addition reaction.

true
false

Question 7 of 10

1 point(s)

The reaction to produce ethanol from ethene requires a catalyst and high pressure.

true
false

Question 8 of 10

1 point(s)

Fermentation is a fast and continuous process for producing ethanol.

true
false

Question 9 of 10

1 point(s)

Producing ethanol from ethene is more energy-intensive compared to fermentation.

true
false

Question 10 of 10

1 point(s)

Ethanol produced from fermentation uses renewable resources.

true
false

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