CBSE  /  Class 12  /  Chemistry  /  Haloalkanes and Haloarenes

  • 1. 
    Which of the following reactions will give the major and minor products?

  • is major product and (b) is minor product
  • (a) is minor product and is major product
  • Both (a) and (b) are major products
  • Only (b) is formed and (a) is not formed

  • 2. 
    Methyl bromide reacts with AgF to give methyl fluoride and silver bromide. This reaction is called

  • Fittig reaction
  • Swarts reaction
  • Wurtz reaction
  • Finkelstein reaction

  • 3. 
    The alkyl halide is converted into an alcohol by

  • elimination
  • dehydrohalogenation
  • addition
  • substitution

  • 4. 
    A mixture of 1-chloropropane and 2-chloropropane when treated with alcoholic KOH gives

  • prop-1-ene
  • prop-2-ene
  • a mixture of prop-1 -ene and prop-2-ene
  • propanol

  • 5. 
    In S

  • bond breaking is followed by formation
  • bond formation is followed by breaking
  • bond breaking and formation are simultaneously
  • bond breaking and formation take place randomly

  • 6. 
    Grignard reagents are formed by the reaction of alkyl halides by warming

  • with alcoholic solution
  • with MgCl
  • Mg in presence of dry ether
  • with MgCO

  • 7. 
    Which of the following is the most reactive towards nucleophilic substitution reaction?

  • ClCH– CH = CH
  • CH= CH-Cl
  • CHCH = CH-Cl
  • CHCl
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