Alpha amino acids

Question 1

What is the functional group of alpha amino acids?

Answer 1

RCH(NH2)COOH
attached to the same alpha carbon

Question 2

What is the structural formula of alanine?

Answer 2

CH3CH(NH2)COOH

Question 3

What is the structural formula of glycine?

Answer 3

CH2(NH2)COOH

Question 4

How do you name amino acids?

Answer 4

Prefix: 2-amino
Parent: middle carbon chain
suffix: anoic acid
name: 2-amino (any branches)(longest carbon chain) anoic acid

Question 5

What happens to amino acids in high pH?

Answer 5

RCH(NH2)COO-

Question 6

What happens to amino acids in low pH?

Answer 6

RCH(NH3+)COOH