ALKENE AND ALKYNE (CHEMICAL PROPERTIES AND PREPARATION)
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Assessment
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I Gusti Ayu Devi -
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Chemistry
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11th Grade
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339 plays
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Medium
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10 questions
Show answers
1.
Multiple Choice
the major product when 2-pentanol react with concentrated sulphuric acid in 140oC is
1-pentene
methyl ethyl acetylne
dimethylethylene
pent-2-ene
methylpropylacetylene
2.
Multiple Choice
which statement is not true about preparation of alkene?
we can produce 1-butene by addition of hydrogen to alkane
alkene can be produced by dehydrohalogenation of alkyl halide by using alcoholic base
Lindlar's catalyst is the catalyst that we can used to produced alkene from alkyne by reaction with hydrogen
dehydration of alcohol to produce alkene is kind of elimination reaction
addition of one mol hydrogen to 2-propyne will produce 1-propene
3.
Multiple Choice
Reaction between this compound and two mole of H2 in the presence of Ni catalyst will produce
3-methylbutene
3-methylbutane
2-methylbutane
2-methylbutene
n-butane
4.
Multiple Choice
Reaction between butyne with H2O in the presence of HgSO4 and H2SO4 as catalyst will produce?
aldehyde
enol
alcohol
ketone
diol
5.
Multiple Choice
the result of this reaction is
2,2-dichloro-4,6-dimethyloctane
1,2-dichloro-4,6-dimethyloctane
2,2-dichloro-6-ethyl-4-methylhexane
1,2-dichloro-6-ethyl-4-methylhexane
2,2-dichloro-4,6-dimethylheptane
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