Organic Chemistry

Question 1

Is crude oil a fossil fuel?

Answer 1

yes

Question 2

is crude oil renewable?

Answer 2

no

Question 3

what is crude oil made from? (think of spongebob)

Answer 3

remains of plankton

Question 4

what is crude oil used for?

Answer 4

fuel

Question 5

is crude oil a pure substance?

Answer 5

no

Question 6

what is crude oil a mixture of?

Answer 6

hydrocarbons

Question 7

how is crude oil obtained?

Answer 7

drilling through rocks

Question 8

what is the first stage of oil forming?

Answer 8

microscopic animals die and fall to the sea bed

Question 9

what happens after microscopic dead animals fall to the bottom of the sea bed?

Answer 9

layers of sand form on top

Question 10

what happens after layers of sand form on top?

Answer 10

pressure and high temps form crude oil

Question 11

what is a hydrocarbon?

Answer 11

a compound made of hydrogen and carbon

Question 12

what kind of hydrocarbons are alkenes?

Answer 12

saturated hydrocarbons

Question 13

what does saturated mean?

Answer 13

molecules that only contain single bonds

Question 14

1 carbon 4 hydrogen is called?

Answer 14

methane

Question 15

2 carbon 6 hydrogen is called?

Answer 15

ethane

Question 16

3 carbon 8 hydrogen is called?

Answer 16

propane

Question 17

4 carbon 10 hydrogen is called?

Answer 17

butane

Question 18

what is a fraction?

Answer 18

a mixture of compounds from crude oil with similar boiling points

Question 19

what happens as hydrocarbons rise up the column

Answer 19

they cool down

Question 20

where are high boiling point hydrocarbons collected?

Answer 20

at the bottom

Question 21

where are low boiling point hydrocarbons collected?

Answer 21

at the top

Question 22

at what temp is fractional distillation heated to?

Answer 22

400

Question 23

how are oils collected in fractional distillation

Answer 23

they condense and turn into a liquid

Question 24

what oil is made at 370

Answer 24

fuel

Question 25

what oil is made at 400

Answer 25

lubricating

Question 26

what oil is made at 300

Answer 26

diesel

Question 27

what oil is made at 200

Answer 27

kerosene

Question 28

what oil is made at 150

Answer 28

petrol

Question 29

what sized alkanes burn with smoky flame

Answer 29

large

Question 30

what sized alkanes are runny

Answer 30

small

Question 31

what sized alkanes have low boiling points

Answer 31

small

Question 32

what sized alkanes are harder to burn

Answer 32

large

Question 33

how can larger molecules be broken down

Answer 33

cracking

Question 34

what are two types of cracking

Answer 34

catalytic, steam

Question 35

which type of cracking is higher temp: steam or catalytic?

Answer 35

steam

Question 36

which alkanes are more desirable: small or large?

Answer 36

small

Question 37

what kind of reaction is cracking an example of?

Answer 37

thermal decomposition

Question 38

what does cracking produce?

Answer 38

alkenes

Question 39

what is the test for alkenes

Answer 39

bromine water