Amino Acids, Amides and Chirality (OCR A-Level Chemistry A): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What is the general formula for an α-amino acid?
What is the general formula for an α-amino acid?
What does it mean for amino acids to be amphoteric?
What does it mean for amino acids to be amphoteric?
They react with both acids and bases
What happens to the amine group when an amino acid reacts with HCl?
What happens to the amine group when an amino acid reacts with HCl?
It gains a proton to form
What ion forms when an amino acid reacts with sodium hydroxide?
What ion forms when an amino acid reacts with sodium hydroxide?
What is the amine group in the esterification product of an amino acid with ethanol?
What is the amine group in the esterification product of an amino acid with ethanol?
What is the structure of an amino acid zwitterion?
What is the structure of an amino acid zwitterion?
What is the net charge of an amino acid at pH above its isoelectric point?
What is the net charge of an amino acid at pH above its isoelectric point?
Negative
How is a secondary amide classified?
How is a secondary amide classified?
Two carbons bonded to nitrogen
What defines a chiral centre?
What defines a chiral centre?
A carbon bonded to four different groups
Why is glycine not chiral?
Why is glycine not chiral?
Its R group is H, giving two H on α-carbon
