1B - Fuels and alkanes |
1) Draw the displayed formula for 3-bromo 2-methyl butanoic acid [1]
All bonds shown and carbons included
2) Name the following molecule: [1] 3-methyl butanal
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3) Write a balanced chemical equation for the complete combustion of pentane [3]
C5H12 + 8O2 à 5CO2 + 6H2O
[1] [1] [1]
4) Write a balanced chemical equation for the incomplete combustion of butanal [3]
C4H8O + 3.5O2 à 4CO + 4H2O
[1] [1] [1]
5) The cracking of octane prodused hex-1-ene and one other product.
Write a balanced chemical equation for this reaction. [2]
C8H18 à C6H12 + C2H6
[1] [1]
6) Write out an isomerisation reaction for pentane [1]
C5H12 à CH3C(CH3)2CH3
7) A reforming reaction of 1 mole of heptane produced 1 mole of hydrogen.
Write a balanced chemical equation for this reaction [2]
C7H16 à C7H14 + H2
[1] [1]
8) A reforming reaction of 1 mole of hexane produced 4 mole of hydrogen.
Write a balanced chemical equation for this reaction [2]
C6H14 à C6H6 + 4H2
[1] [1]