Lab

Question 1

two types of reaction of hexane w/ bromine

Answer 1

1. substitution reaction (light)
2. addition reaction (dark)

Question 2

equation of the formation of ethyne

Answer 2

calcium carbide + water –> calcium hydroxide + ethyne (acetylene)

Question 3

aromatic hydrocarbons used

Answer 3

1. toluene
2. phenol
3. aniline
4. benzene
5. napthalene

Question 4

equation for the formation of aspirin

Answer 4

salicylic acid + acetic anhydride (phosphoric acid) –> acetylsalicylic acid (aspirin) + salicylic acid

Question 5

percenteage yield formula

Answer 5

actual yield (g) x 100 / theoretical yield (g)

Question 6

equation for the decomposition of acetic anhydride

Answer 6

acetic anhydride + water –> acetic acid

Question 7

equation for wine making

Answer 7

glucose (yeast) –> ethanol + carbon dioxide

Question 8

equation for soap making

Answer 8

fat + sodium hydroxide –> glycerol + 3 crude soap