combustion of alkanes Flashcards
1
Q
Combustion of Alkanes
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2
Q
When hydrocarbons/ alkanes are bumed in a plentiful supply of orygen (complete combustion) the carbon oxidises
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3
Q
into carbon disxide and the hydrogen oxidises into water
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4
Q
If there isn’t enough oxygen
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incomplete combustion takes place and carbon monoxide or carbon /soot is made.
5
Q
Set-up
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6
Q
2U-turoe
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7
Q
tube to vacuum pump
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8
Q
inverted funnel -
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9
Q
methane gas →>
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10
Q
ice water
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11
Q
umewater tuns mihy
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12
Q
due to presence of COz
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13
Q
- Bunsen bur nev
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14
Q
on low flame
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15
Q
water condenses
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16
Q
hexe
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17
Q
Questions
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18
Q
Butane + oxygen
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19
Q
2C
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H10 + 1302
20
Q
Pentane + oxygen
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21
Q
CsHv2 +
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22
Q
802
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23
Q
Hexane + oxygen
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24
Q
2C6H14 + 1902
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25
Q
Carbon dioxide + water
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26
Q
3C02
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27
Q
+
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28
Q
4H20
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29
Q
carbon dioxide + water
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30
Q
8C02
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31
Q
+ 10H20
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32
Q
carbon dioxide + water
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33
Q
5C02
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34
Q
+
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35
Q
6H20
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36
Q
carbon dioxide + water
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37
Q
12 CO2
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38
Q
+ 14H20
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39
Q
283
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