4.5 (carboxylic acids)

Question 1

what determins the acidity of a compound

Answer 1

the number of hydrogen ions disassociated (liberated in aqueous soln)

Question 2

what conditions are needed to convert a primary alcohol to a carboxylic acid

Answer 2

acidic conditions and potassium dichromate (k2cr07)

Question 3

how far can a primary alcohol be oxidised

Answer 3

primary alcohol=>aldehyde=>carboxylic acid

Question 4

how far can a secondary alcohol be oxidised

Answer 4

secondary alcohol=>ketone

Question 5

difference between aldehyde and ketone

Answer 5

aldehyde- carbonyl group (C=O) is attached to carbon at end of the carbon chain

ketone- carbonyl group is attached to carbon atom WITHIN the carbon chain

Question 6

formula for reduction of a carboxylic acid

Answer 6

RCOOH + 4[H] => RCH2OH + H2O