Organic Chemistry 2 Alkanes And Alkenes
10 Questions
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Questions and Answers
- 1.Halogens and alkanes produce what
- A.
Halogenalkanes
- B.
Free radicals
- C.
Homolytic fission
- 2.The equation to show the formation of bromomethane from methane and bromine is Br + CH4 -----CH3Br +HBr ( numbers shd all be little)
- A.
True
- B.
False
- 3.Name the major product formed when alarge excess of bromine reacts with methane with UV light
- A.
Tetrabromomethane
- B.
Dichloromethane
- C.
Chloromethane
- D.
Sun burnt methane
- 4.What feature makes alkenes so useful for industry?
- A.
Easy to handle
- B.
More reactive
- C.
Easy to spell
- D.
Have a double bond
- 5.Double bonds joining up is called
- A.
Coupling
- B.
Polymerisation
- C.
Reactivity
- D.
Rotation
- 6.Describe one way that polypropene can be recycled
- A.
Decompose
- B.
Burying
- C.
Melted and remoulded
- 7.Describe how bromine water can be used to test for one C=C double bond in an alkene
- A.
Shake and turns orange
- B.
Shake and turns colourless
- C.
Shake and turns yellow
- D.
Shake and turns brown
- 8.What type of compounds do you get if you add hydrogen to alkenes?
- A.
Free radicals
- B.
Alkanes
- C.
Electrophiles
- D.
Big compounds
- 9.The general formula for alcohols is C n H 2n OH true or false?
- A.
True
- B.
False
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