Organic Chemistry 1 & 2

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Organic Chemistry 1 & 2 - Quiz


Questions and Answers
  • 1. 
    The bond angle that is formed in SP​​​​​2​​​​ hybridation among the three hybrid orbital  is what?
    • A. 

      1800

    • B. 

      1200

    • C. 

      1090

    • D. 

      950

  • 2. 
    In optical isomerism,for compound to be optically active,it must have a carbon atom which is substituted with how many different groups?
    • A. 

      4

    • B. 

      5

    • C. 

      6

    • D. 

      7

  • 3. 
    In the lab preparation of methane,soda-lime is used in preference to be caustic soda because?
    • A. 

      Soda-lime is a deliquescent

    • B. 

      Caustic soda can cause explosion with sodium ethanoate in the reaction 

    • C. 

      Soda-lime does not have strong affinity for water

    • D. 

      Caustic soda is efflorescent

  • 4. 
    Hexane has how many isomers?
    • A. 

      3

    • B. 

      5

    • C. 

      7

    • D. 

      10

  • 5. 
    The enzyme used in the conversion of sucrose to glucose and fructose is
    • A. 

      Diastase

    • B. 

      Maltase

    • C. 

      Zymase

    • D. 

      Invertase

  • 6. 
    The name of the compound C(CH​​​3​​​​)is  
    • A. 

      Butane

    • B. 

      Teteramethyl butane

    • C. 

      Methyl propane

    • D. 

      2-methyl propane

  • 7. 
    Functional groups in Organic compounds  
    • A. 

      Determine the chemical properties of the homologous

    • B. 

      Does not modify the other when they are more than one in a molecule.

    • C. 

      Have a general formula which may include the functional group.

    • D. 

      Are responsible for physical properties

  • 8. 
    Two or compounds obtained from C2H​6O by making adjustments in their molecule is
    • A. 

      Allotropy

    • B. 

      Tantamerism

    • C. 

      Mirror isomerism

    • D. 

      Structural isomerism

  • 9. 
    The name of the compound below is
    • A. 

      1-chloropropan-3-ol

    • B. 

      3-chloropropan-1-ol

    • C. 

      1-chloropanol

    • D. 

      3-chloropropanol

  • 10. 
    Exceptional large number of carbon compounds is essentially due to the ability of
    • A. 

      Carbon to catenate liberally.

    • B. 

      Various groups to catenate

    • C. 

      Nitrogen,hydrogen,phosphorus and the halogens to catenate with themselves

    • D. 

      Hydrocarbons to dominate other groups.

  • 11. 
    The reducing agent used to reduced ethyl ethanoate to ethanol is 
    • A. 

      Lithium tetraoxomanganate(III) solution

    • B. 

      Fehling's solution

    • C. 

      Postassium tetraoxomanganate (VII) solution

    • D. 

      Lithium tetrahydridoaluminate(III) solution

  • 12. 
    Softer toilet soaps are composed of the
    • A. 

      Postassium salts of unsaturated acids

    • B. 

      Sodium salts of saturated acids

    • C. 

      Postassium salts of saturated acids

    • D. 

      Sodium salts of unsaturated acids

  • 13. 
    In soap molecule,hydrophobic is
    • A. 

      Soluble in water

    • B. 

      An ionic head

    • C. 

      Soluble in oil

    • D. 

      A long hydrocarbon chain

  • 14. 
    Bromination of alkanes is a much slower reaction than chlorination. Which of the following is expected to be the major organic product when 2-methylbutane is allowed to react with Br​​​​​2 in the presence of light or heat?
    • A. 

      A.

    • B. 

      B.

    • C. 

      C.

    • D. 

      D.

  • 15. 
    The polymer used for making car rear light and wind shields is
    • A. 

      Perspex

    • B. 

      Propenonitrile

    • C. 

      Poly(chloroethene)

    • D. 

      Poly(ethene)

  • 16. 
    The monomer of nylon is 
    • A. 

      Benzene-1,4-dicarboxylic acid

    • B. 

      2-methyl buta-1,3-diene

    • C. 

      Hexane-1,6-diamine

    • D. 

      Poly(buta-1,3-diene)

  • 17. 
    Lactose comprises of
    • A. 

      Glucose + fructose

    • B. 

      Glucose + glucose

    • C. 

      Glucose + galactose

    • D. 

      Starch + cellulose

  • 18. 
    In the commercial manufacture of simply soaps,NaCl solution is used to
    • A. 

      Increase the solubility of the soap

    • B. 

       yield more propane-1,2,3-triol

    • C. 

      Reduce the impurities when the soap is being used

    • D. 

      Increase the insolubilty of the soap

  • 19. 
    The reagent that distinguish ethene from ehyne is
    • A. 

      Ammonical solution of copper(II) chloride

    • B. 

      Acidified solution of copper(I)chloride

    • C. 

      Ammonical solution of silver trioxonitrate(V)

    • D. 

      Acidified solution of silver trioxonitrate (V)

  • 20. 
    The derivate of benezene used for making explosives is
    • A. 

      Toluene

    • B. 

      Phenol

    • C. 

      Aniline

    • D. 

      Furan

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