Amines, amides, amino acids

Which of the following compounds is a secondary amine?

• CH₃CH₂CH₂NH₂

• (CH₃CH₂)₃N

• CH₃CH₂NHCH₃

• (CH₃CH₂)₂NCH₃

Compound Z is an amine with four carbon atoms. Which of the following statements about compound Z is not correct?

• Compound Z has a fishy, ammoniacal odour.

• Compound Z is more volatile than butanoic acid.

• Compound Z has a higher boiling point than pentan-1-ol.

• Compound Z is more soluble in water that butane.

State the reagent used to convert butanol to butanamide.

• Nitric acid

• Ammonia

• Water

• Nitrous acid

Arrange the basic strength of the following compound from weakest to strongest

I: Ammonia

II: N,N-dimethylpropanamine

III: Phenylamine

• III, I, II

• I, II, III

• II, I, III

• They are all the same

What is the reagent required to carry out the following conversion?

Methylamine --> N-methylethanamide

• NaOH

• Methanoyl chloride

• HNO₂

• Ethanoyl chloride

name the compound pictured

• heptanenitrile
• heptanamine
• heptanol
• heptanamide

Tags

NGSS.HS-PS1-1

Amino acids all have the same general structure except for the:

• Amino Group
• Carboxyl Group
• 'R' Group
• Carbonyl Group

The number of amino acids used to produce proteins for all living things is:

• 20
• ∞
• 15
• 42

Tags

NGSS.HS-LS1-6

In an acid-base reaction, the following statements are true, EXCEPT:

• Low pH: All acid groups are protonated

• Low pH: All amino groups protonated

• High pH: All acid groups are protonated

• Neutral pH: All amino groups are protonated

Which one is an acidic amino acid?

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