Solved papers for JEE Main & Advanced JEE Main Online Paper (Held On 23 April 2013)

done JEE Main Online Paper (Held On 23 April 2013) Total Questions - 3

• question_answer1)                 Which has bipyramidal shape?     JEE Main Online Paper ( Held On 23  April 2013 )
  A)
                   \[\operatorname{X}{{\operatorname{eOF}}_{4}}\]                       
  done clear
  B)
                                          \[\operatorname{X}{{\operatorname{eO}}_{3}}\]
  done clear
  C)
                                          \[\operatorname{X}{{\operatorname{eO}}_{3}}{{\operatorname{F}}_{2}}\]                     
  done clear
  D)
                                          \[\operatorname{X}\operatorname{eO}{{\operatorname{F}}_{2}}\]
  done clear
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• question_answer2)                 The shape of \[\operatorname{IF}_{6}^{-}\]is :     JEE Main Online Paper ( Held On 23  April 2013 )
  A)
                   Trgonally distorted octahedron
  done clear
  B)
                                           pyramidal         
  done clear
  C)
                                           Octahedral
  done clear
  D)
                                           Square antiprism
  done clear
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• question_answer3)                 Bond distance in HF is \[9.17\times {{10}^{-11}}\operatorname{m}.\] Dipole moment of HF is \[6.104\times {{10}^{-30}}\operatorname{Cm}.\] The percent ionic character in HF will be (electron charge = \[6.104\times {{10}^{-19}}\operatorname{C}\])     JEE Main Online Paper ( Held On 23  April 2013 )
  A)
                    61.0 %
  done clear
  B)
                                                           38.0%
  done clear
  C)
                                           35.5 %                
  done clear
  D)
                                           41.5 %
  done clear
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