Fuel: with steam (high temperature and pressure)

Describe properties of double bonds

Are rigid and stop molecules packing together

They are soft and help molecules pack together

Test

Alkenes

Becky Hoskyns 7 preguntas

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1How do you prepare Alkenes?
1. ABy cracking large alkanes
2. BBy dehydration of alcohol
3. CBy fractional distillation
2Ethene decolourises in...
1. ABrown bromine water
2. BAcidified potassium manganate
3. Corange bromine water
3What do alkenes form when burnt in oxygen?
1. ACO2 and H2O
2. BCO2 and H2
4additional reaction react with?
1. AThe double bond of the alkene
2. BThe single bond of the alkane
5How is Ethanol made?
1. AFuel: with steam (high temperature and pressure)
2. BAlcohol: Fermentation
3. CAlcohol: Mixing
6Describe properties of double bonds
1. AThey are soft and help molecules pack together
2. BAre rigid and stop molecules packing together
7To convert vegetable oils in to solid fats what must happen to the double bonds?
1. Athey must be hydrogenated
2. BThey must be carbonated
3. CThey must be oxidised

Descripción: GCSE (Organic Chemistry) Chemistry Test sobre Alkenes, creado por Becky Hoskyns el 08/02/2015.
Autor: Becky Hoskyns
Idioma: English
Visitas: 6
Etiquetas: chemistry organic chemistry gcse
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