boiling points of the alkanes 12 34 56 7 8 9 10 x 200 150 100 50 0 100 150 200 x x x x x x x x x...
TRANSCRIPT
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
This axis shows the number of carbons in the hydrocarbon
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
As we reach the boiling point of methane what happens?
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
As we reach the boiling point of methane what happens?
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
As we reach the boiling point of methane what happens?
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
As we reach the boiling point of methane what happens?
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
As we reach the boiling point of methane what happens?
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
If we start at a very cold –200 0C, which alkane will boil first as we raise the temperature ?
Starting temp.
As we reach the boiling point of methane what happens?
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we reach the boiling point of methane what happens?The methane boils and changes to a gas!
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Starting temp.
As we raise the temperature ethane will be next to boil …
Ethane now boiling
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Then propane …
Propane now boiling
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
Then butane …
Butane now boiling
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
By the time we reach room temp at 20 C methane, ethane, propane and butane are all liquids
Room temp.
Boiling points of the alkanesBoiling points of the alkanes
1 2 3 4 5 6 7 8 9 10
x
200
150
100
50
0
50
100
150
200
x
x
x
x
x
xx
xx
Temp 0C
The alkanes below room temperature are gases, those above it are still liquids
Room temp.
GASES
LIQUIDS
Boiling points of the alkanesBoiling points of the alkanes
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