hydrocarbons - alcohol/carboxylic acids

Question 1

what is alcohol produced from?

Answer 1

carbohydrates

Question 2

what is the natural catalyst found in yeast called

Answer 2

zymase

Question 3

what does the process of distillation depend on?

Answer 3

the liquids having different boiling points

Question 4

what is the general formula of the alcohols?

Answer 4

C n H 2n+1 OH

Question 5

why do increasing alcohol sizes increase mp and bp?

Answer 5

due to the sterngth of intermolecular forces

Question 6

soluble?

Answer 6

when a substance dissolves in water

Question 7

solvent?

Answer 7

able to dissolve other substances

Question 8

what happens to the solubility of alcohols as the chain length increases?

Answer 8

as the chain length increases the solubility of alcohols decreases

Question 9

what is ethanol?

Answer 9

• alcohol
• solvent

Question 10

why are alcohols used as fuels?

Answer 10

because they are highly flammable and burn with very clean flames

Question 11

carboxyl group?

Answer 11

COOH

Question 12

solute?

Answer 12

substance disolved in solvent forming a solution

Question 13

solution

Answer 13

solute dissovled in solvent

Question 14

what do the name for carboxylic acids end in?

Answer 14

‘anoic’

Question 15

general formula for carboxylic acids?

Answer 15

C n H 2n+1 COOH

Question 16

what is the chemical name for vinegar?

Answer 16

ethanoic acid

Question 17

which alcohol are soluble in water?

Answer 17

• methanol
• ethanol
• propanol
• butanol