Solved papers for JEE Main & Advanced AIEEE Solved Paper-2003

done AIEEE Solved Paper-2003 Total Questions - 3

• question_answer1) The IUPAC name of \[C{{H}_{2}}COCH{{(C{{H}_{3}})}_{2}}\] is     AIEEE  Solved  Paper-2003
  A)
  isopropylmethyl ketone
  done clear
  B)
  2-methyl-S-butanone
  done clear
  C)
  4-methyli-sopropyl ketone
  done clear
  D)
  3-methyl-2-butanone
  done clear
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• question_answer2) The general formula \[{{C}_{n}}{{H}_{2n}}{{O}_{2}}\] could be for open chain     AIEEE  Solved  Paper-2003
  A)
  diketones           
  done clear
  B)
        carboxylic-acids
  done clear
  C)
                        diols                      
  done clear
  D)
        dialdehydes
  done clear
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• question_answer3) Among the following four structures I to IV \[{{C}_{2}}{{H}_{5}}-\overset{\begin{smallmatrix}  C{{H}_{3}} \\  || \end{smallmatrix}}{\mathop{C}}\,H-{{C}_{3}}{{H}_{7}}C{{H}_{3}}-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{C}}\,-\overset{\begin{smallmatrix}  C{{H}_{3}} \\  || \end{smallmatrix}}{\mathop{C}}\,H-{{C}_{2}}{{H}_{5}}\]                                 (I)                           (II)              \[H-\overset{\begin{smallmatrix}  H \\  | \end{smallmatrix}}{\mathop{{{\underset{\begin{smallmatrix}  | \\  H \end{smallmatrix}}{\mathop{C}}\,}^{\oplus }}}}\,\]                         \[{{C}_{2}}{{H}_{5}}-\overset{\begin{smallmatrix}  C{{H}_{3}} \\  | \end{smallmatrix}}{\mathop{C}}\,H-{{C}_{2}}{{H}_{5}}\]                   (III)                                       (IV) it is true that     AIEEE  Solved  Paper-2003
  A)
  all four are chiral compounds
  done clear
  B)
  only I and II are chiral compounds
  done clear
  C)
  only III is a chiral compound
  done clear
  D)
  only II and IV are chiral compounds
  done clear
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