Oraganic Chem

Question 1

Is crude oil a finite resource

Answer 1

Yes

Question 2

Where is crude oil found

Answer 2

In rocks

Question 3

What does crude oil remain as

Answer 3

A ancient biomass

Question 4

Where is crude oil baso form

Answer 4

Plankton that was buried in mud

Question 5

What is crude oils a mixture of

Answer 5

It’s a mixture of a very large number of compounds

Question 6

What are most compounds in crude oil

Answer 6

Hydrocarbons

Question 7

What are hydrocarbons made form

Answer 7

Hydrogens and carbon atoms

Question 8

What are most of the hydrocarbons in crude oil called

Answer 8

Alkanes

Question 9

What the general formula for the homologous series of alleles

Answer 9

CnH2n+2

Question 10

What are the first four alkanes

Answer 10

Methane
Ethane
Propane
Butane

Question 11

What can alkane molecules be represented by what terms

Answer 11

C2H6 H H
| |
Or H—C—C—H
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H H

Question 12

What can the many hydrocarbons be separated into

Answer 12

Fractions each in which contain molecules with a similar number of carbon atoms

Question 13

What does the combustion of hydrocarbons allow

Answer 13

To release energy

Question 14

What happens during combustion

Answer 14

The carbon and hydrogen in the fuels are oxidised

Question 15

What does the complete combustion of a hydrocarbon produce

Answer 15

Carbon dioxide and water

Question 16

What is cracking

Answer 16

breaking down of large hydrocarbons to produce smaller and more useful materials

Question 17

What r the products form cracking

Answer 17

Alkenes

Question 18

Describe an alkene

Answer 18

more reactive than alkanes and react with bromine water

Question 19

Is there a high demand for fuels with smaller molecules

Answer 19

Yes

Question 20

What are Alkenes used to produce

Answer 20

polymers