Quiz on alkanes with answers

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suitable for SPM or O level chemistry

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Quiz on alkanes with answers

  1. 1. Quiz on alkanes=1 with answers Name……………………………………………..class……………………..Teacher…………………….. Time : 10 minutes only marks 10 marks1) State the general formula for alkanes …………………………………………..2) Name the following alkanesa) b) H H H H H H H H H HH C C C C C C H H C C CC C C H H H H H H H H H H H H C C H H Hc) d) H H H H H H H H H C C C C H H C C C C C C H H H H H H H H H C H H
  2. 2. H H H e) f) H C C CC H H H H C H H C H C H H H 3) Refer to structures no. 2 above , which two structures are of are isomers to each other ? Answer: structure .....................and structure ................... 4) Refer ONLY to structure 2 a) above , a) write the condensed structural formula ………………………………………. b) Write molecular formula …………………………………………………………. ENDANSWERS 1) CnH2n +2 2) a) n-pentane b) 3-methylhexane c) propane d) 2-methylpentane e) n-hexane f) 2,2 - dimethylpropane3) a) and f ) OR d) and e)4) a) CH3CH2CH2CH2CH3 b) C5H12

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