Organic Chemistry

Question 1

Catalyst for cracking alkanes through catalytic cracking

Answer 1

Zeolite

Question 2

Temp. Thermal cracking of alkanes

Answer 2

500-700

Question 3

Additions of alkenes give

Answer 3

One product only

Question 4

Ethene + hydrogen —>

Answer 4

Ethane

Question 5

Ethene + hydrogen —> ethane, what catalyst is used

Answer 5

Nickel catalyst

Question 6

Alkene reaction with steam is a ___ reaction

Answer 6

Reversible

Question 7

Ethene + steam —-> ethane, what catalyst is used?

Answer 7

Phosphoric acid

Question 8

Making ethanol through addition reaction with steam, conditions

Answer 8

Phosphoric acid catalyst
300•
60-70 atm

Question 9

What is the catalyst is fermentation to make ethanol

Answer 9

Enzymes in yeast

Question 10

Reactant in Fermentation to make ethanol

Answer 10

Aqueous glucose

Question 11

Making ethanoic acid the chemical way requires a

Answer 11

Oxidising agent

Question 12

Oxidising agent in making ethanoic acid the chemical way

Answer 12

Potassium maganate

(Purple to colourless)

Question 13

(Making esters)

Carboxylic acid + alcohol <=>

Answer 13

Ester + water

Question 14

Making esters is a _ reaction

Answer 14

Condensation

Question 15

Catalyst used in condensation reaction to make esters

Answer 15

Concentrated sulfuric acid

Question 16

Common byproduct in condensation reaction

Answer 16

Water 💦💦💦

Question 17

Explain condensation polymerisation

Answer 17

• 2 monomers used
• each has a FG
• join at FG’s
• elimination of small molecule (h2o)

Question 18

Hydrolysis

Answer 18

Chemical breakdown of a polymer by adding water