Other important addition reactions of alkenes
4 marks · NormalThe hydration and hydrogenation of ethene are both addition reactions important in industry.
Write the balanced equation for the hydrogenation of ethene including the structural formula of the product.
State a use of this reaction in the food industry.
Write the balanced equation for the hydration of ethene to form ethanol, including state symbols.
Give one industrial use for ethanol produced in this way.
Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.
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(a) (structural: H3C-CH3)
(b) Manufacture of margarine
(c)
(d) Solvent or fuel or manufacture of alcoholic drinks
Show mark scheme and worked solution
Marking points
S1 (a) · 1 mark · Balanced equation with correct structural formula for ethane.
S2 (b) · 1 mark · States relevant use in the food industry.
S3 (c) · 1 mark · Balanced equation with state symbols for hydration of ethene.
S4 (d) · 1 mark · States a valid industrial use for ethanol.
Worked solution
a) (ethane, structural: H3C-CH3)
b) Used in the manufacture of margarine
c)
d) Ethanol is used as a solvent, fuel, or in the drinks industry.