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Exercise: Carboxylic Acids and Their Derivatives

Exercise

Fig.1

What is this structural unit called?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Carbonyl group.

Correct!

Carboxyl group.

No, sorry.

Carbonmonoxide.

Sorry, that is not correct.

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Exercise

Fig.2

what are these structural units called?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Alcoholic group.

No, sorry.

Aromatic alkanoles.

Sorry, that is wrong.

Acyl groups.

Correct!

Aliphatic nucleic acids.

Sorry, that is not correct.

Aspirin.

No, sorry.

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Exercise

In which compound classes may the members contain a carboxyl group?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Hormones.

Vitamins.

Amino acids.

Medicinal drugs.

Flavours.

Sweat.

Chile saltpetre.

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Exercise

Which carboxylic acid produces the odour of rotten butter?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Letta acid.

No, sorry.

Palmitic acid.

Sorry, that is wrong.

Oleic acid.

Sorry, that is not correct.

Butyric acid.

Correct!

Lactic acid.

No, sorry.

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Exercise

The Monsanto process is described by which scheme?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Fig.3

Correct!

Fig.4

No, sorry.

Fig.5

Sorry, that is wrong.

Fig.6

Sorry, that is not correct.

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Exercise

Which scheme depicts the acetic acid synthesis with acetaldehyde as a starting product?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Fig.7

No, sorry.

Fig.8

Correct!

Fig.9

Sorry, that is not correct.

Fig.10

Sorry, that is wrong.

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Exercise

Fig.11

What is this structural unit called?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Carbonyl group.

No, not exactly.

Acyl group.

No, sorry.

Alcoholic group.

Sorry, that is wrong.

Carboxyl group.

That is correct!

Aryl group.

No, sorry.

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