Solved papers for JEE Main & Advanced AIEEE Paper (Held On 11 May 2011)

done AIEEE Paper (Held On 11 May 2011) Total Questions - 29

• question_answer1) Identify the incorrect statement from the following:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   Ozone absorbs the intense ultraviolet radiation of the sun.
  done clear
  B)
   Depletion of ozone layer is because of its chemical reactions with chlorofluoro alkanes.
  done clear
  C)
   Ozone absorbs infrared radiation.
  done clear
  D)
   Oxides of nitrogen in the atmosphere can cause the depletion of ozone layer.                
  done clear
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• question_answer2) When r, P and M represent rate of diffusion, pressure and molecular mass, respectively, then the ratio of the rates of diffusion \[({{r}_{A}}/{{r}_{B}})\]of two gases A and B, is given as:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[({{P}_{A}}/{{P}_{B}}){{({{M}_{\text{B}}}/{{M}_{A}})}^{1/2}}\]                
  done clear
  B)
  \[{{({{P}_{A}}/{{P}_{B}})}^{1/2}}({{M}_{\text{B}}}/{{M}_{A}})\]
  done clear
  C)
  \[({{P}_{A}}/{{P}_{B}}){{({{M}_{\text{A}}}/{{M}_{\text{B}}})}^{1/2}}\]                  
  done clear
  D)
  \[{{({{P}_{A}}/{{P}_{B}})}^{1/2}}({{M}_{\text{A}}}/{{M}_{\text{B}}})\]
  done clear
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• question_answer3) Consider thiolanion \[(R{{S}^{\Theta }})\]and alkoxyanion \[(R{{O}^{\Theta }}).\]Which of the following statements is correct?     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[R{{S}^{\Theta }}\]is less basic but more nucleophilic than \[R{{O}^{\Theta }}.\]
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  B)
   \[R{{S}^{\Theta }}\]is more basic and more nucleophilic than \[R{{O}^{\Theta }}.\]
  done clear
  C)
  \[R{{S}^{\Theta }}\]is more basic but less nucleophilic than \[R{{O}^{\Theta }}.\]
  done clear
  D)
  \[R{{S}^{\Theta }}\]is less basic and less nucleophilic than \[R{{O}^{\Theta }}.\]
  done clear
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• question_answer4) The change in the optical rotation of freshly prepared solution of glucose is known as:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   racemisation                                    
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  B)
   specific rotation    
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  C)
   mutarotation       
  done clear
  D)
   tautomerism
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• question_answer5) The molality of a urea solution in which 0.0100 g of urea, \[[{{(N{{H}_{2}})}_{2}}CO]\]is added to \[0.3000\,d{{m}^{3}}\]of water at STP is:
  A)
   \[5.55\times {{10}^{-4}}\]
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  B)
   \[33.3m\]
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  C)
  \[3.33\times {{10}^{-2}}m\]
  done clear
  D)
  \[0.55m\]
  done clear
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• question_answer6) The molecular velocity of any gas is:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   inversely proportional to absolute temperature.
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  B)
   directly proportional to square of temperature.
  done clear
  C)
   directly proportional to square root of temperature.
  done clear
  D)
   inversely proportional to the square root of temperature.
  done clear
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• question_answer7) The correct order of acid strength of the following compounds:   Phenol              p-Cresol             m-Nitrophenol        p-Nitrophenol is :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   D > C > A > B
  done clear
  B)
   B > D > A > C
  done clear
  C)
   A > B > D > C
  done clear
  D)
   C > B > A > D
  done clear
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• question_answer8) The value of enthalpy change \[(\Delta H)\]for the reaction\[{{C}_{2}}{{H}_{5}}O{{H}_{(l)}}+3{{O}_{2(g)}}\to 2C{{O}_{2(g)}}+3{{H}_{2}}{{O}_{(l)}}\]at 27°C is  \[-1366.5\text{ }kJ\text{ }mo{{l}^{-1}}.\]The value of internal energy change for the above reaction at this temperature will be :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  -1369.0 kJ        
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  B)
  -1364.0kJ        
  done clear
  C)
  -1361.5 kJ        
  done clear
  D)
  -1371.5 kJ
  done clear
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• question_answer9) Thermosetting polymer, Bakelite is formed by the reaction of phenol with :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[C{{H}_{3}}CHO\]
  done clear
  B)
  \[HCHO\]
  done clear
  C)
  \[HCOOH\]
  done clear
  D)
  \[C{{H}_{3}}C{{H}_{2}}CHO\]
  done clear
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• question_answer10) Ozonolysis of an organic compound 'A' produces acetone and propionaldehyde in equimolar mixture. Identify 'A' from the following compounds :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   1 -Pentene                               
  done clear
  B)
   2-Pentene
  done clear
  C)
   2-Methyl-2-pentene                       
  done clear
  D)
   2-MethyM -pentene
  done clear
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• question_answer11) Consider the reaction : \[4N{{O}_{2(g)}}+{{O}_{2(g)}}\to 2{{N}_{2}}{{O}_{5}}_{(g)}'\]\[{{\Delta }_{r}}H=-111\,kJ.\] If \[{{N}_{2}}{{O}_{5(s)}}\]is formed instead of \[{{N}_{2}}{{O}_{5(g)}}\]in the above reaction, the \[{{\Delta }_{r}}H\]value will be: (given, \[\Delta H\]of sublimation for \[{{N}_{2}}{{O}_{5}}\]is \[54kJ\,mo{{l}^{-1}}\])     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   +54kJ           
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  B)
   +219kJ         
  done clear
  C)
   -219kJ         
  done clear
  D)
  -165kJ
  done clear
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• question_answer12) An acid HA ionises as  \[HA\underset{{}}{\leftrightarrows}{{H}^{+}}+{{A}^{-}}\] The pH of 1.0 M solution is 5. Its dissociation constant would be:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   5                 
  done clear
  B)
  \[5\times {{10}^{-8}}\]
  done clear
  C)
  \[1\times {{10}^{-5}}\]
  done clear
  D)
  \[1\times {{10}^{-10}}\]
  done clear
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• question_answer13) The correct order of electron gain enthalpy with negative sign of F,CI, Brand I, having atomic number 9,17, 35 and 53 respectively, is:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  F > CI > Br > l    
  done clear
  B)
   CI > F > Br > l    
  done clear
  C)
   Br > Cl > I > F    
  done clear
  D)
   I > Br > Cl > F
  done clear
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• question_answer14) The frequency of light emitted for the transition n = 4 to n = 2 of\[H{{e}^{+}}\] is equal to the transition in H atom corresponding to which of the following?     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   n = 2 to n = 1
  done clear
  B)
   n = 3 to n = 2      
  done clear
  C)
   n = 4 to n = 3
  done clear
  D)
   n = 3 to n = 1
  done clear
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• question_answer15) A 5% solution of cane sugar (molar mass 342) is isotonic with 1% of a solution of an unknown solute. The molar mass of unknown solute in g/mol is:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   171.2             
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  B)
   68.4              
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  C)
   34.2
  done clear
  D)
   136.2
  done clear
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• question_answer16) In view of the signs of \[{{\Delta }_{r}}{{G}^{o}}\] for the following reactions : \[Pb{{O}_{2}}+Pb\to 2PbO,\]     \[{{\Delta }_{r}}{{G}^{o}}<0\] \[Sn{{O}_{2}}+Sn\to 2SnO,\]      \[{{\Delta }_{r}}{{G}^{o}}>0,\]which oxidation states are more characteristics for lead and tin ?     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   For lead +2, for tin +2                     
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  B)
   For lead +4, for tin +4
  done clear
  C)
   For lead +2, for tin +4                     
  done clear
  D)
   For lead +4, for tin +2
  done clear
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• question_answer17) The \[{{K}_{sp}}\]for \[Cr{{(OH)}_{3}}\]is \[1.6\times {{10}^{-}}^{30}.\]The molar solubiity of this compound in water is :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[4\sqrt{1.6\times {{10}^{-30}}}\]
  done clear
  B)
  \[4\sqrt{1.6\times {{10}^{-30}}/17}\]
  done clear
  C)
  \[1.6\times {{10}^{-30}}/27\]
  done clear
  D)
  \[2\sqrt{1.6\times {{10}^{-30}}}\]
  done clear
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• question_answer18) The products obtained on heating \[LiN{{O}_{3}}\]will be :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[L{{i}_{2}}O+N{{O}_{2}}+{{O}_{2}}\]
  done clear
  B)
  \[L{{i}_{3}}N+{{O}_{2}}\]
  done clear
  C)
  \[L{{i}_{3}}O+NO+{{O}_{2}}\]
  done clear
  D)
  \[LiN{{O}_{3}}+{{O}_{2}}\]
  done clear
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• question_answer19) Resistance of 0.2 M solution of an electrolyte is \[50\Omega .\]The specific conductance of the solution is \[1.3S\,{{m}^{-1}}.\]If resistance of the 0.4 M solution of the same electrolyte is \[260\Omega ,\]its molar conductivity is :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[6.25\times {{10}^{-4}}S{{m}^{2}}\,mo{{l}^{-1}}\]
  done clear
  B)
  \[625\times {{10}^{-4}}S\,{{m}^{2}}\,mo{{l}^{-1}}\]
  done clear
  C)
  \[62.5\,S\,{{m}^{2}}\,mo{{l}^{-1}}\]
  done clear
  D)
  \[6250\,S\,{{m}^{2}}\,mo{{l}^{-1}}\]
  done clear
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• question_answer20) Among the ligands \[N{{H}_{3}},en,C{{N}^{-}}\]and CO the correct order of their increasing field strength, is:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[N{{H}_{3}}<en<C{{N}^{-}}<CO\]
  done clear
  B)
  \[C{{N}^{-}}<N{{H}_{3}}<CO<en\]
  done clear
  C)
  \[en<C{{N}^{-}}<N{{H}_{3}}<CO\]
  done clear
  D)
  \[CO<N{{H}_{3}}<en<C{{N}^{-}}\]
  done clear
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• question_answer21) Consider the following reaction: \[{{C}_{2}}{{H}_{5}}OH+{{H}_{2}}S{{O}_{4}}\to \]Product Among the following, which one cannot be formed as a product under any conditions?     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   Ethylene                                
  done clear
  B)
   Acetylene
  done clear
  C)
   Diethyl ether                             
  done clear
  D)
   Ethyl-hydrogen sulphate
  done clear
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• question_answer22) The non aromatic compound among the following is:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  
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  B)
  
  done clear
  C)
  
  done clear
  D)
  
  done clear
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• question_answer23) The number of types of bonds between two carbon atoms in calcium carbide is:     AIEEE  Solved  Paper (Held On 11 May  2011) 
  A)
   One sigma, one pi                     
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  B)
   Two sigma, one pi
  done clear
  C)
   Two sigma, two pi                      
  done clear
  D)
   One sigma, two pi
  done clear
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• question_answer24) A reactant  forms two products : \[A\xrightarrow[{}]{{{k}_{1}}}B,\]Activation Energy \[E{{a}_{1}}\] \[A\xrightarrow[{}]{{{k}_{2}}}C,\] Activation Energy \[E{{a}_{2}}\] If \[E{{a}_{2}}=2E{{a}_{1}},\]then \[{{k}_{1}}\]and \[{{k}_{2}}\] are related as :     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[{{k}_{2}}={{k}_{1}}{{e}^{E{{a}_{1}}/RT}}\]
  done clear
  B)
  \[{{k}_{2}}={{k}_{1}}{{e}^{E{{a}_{2}}/RT}}\]
  done clear
  C)
  \[{{k}_{1}}-A{{k}_{2}}{{e}^{E{{a}_{1}}/RT}}\]
  done clear
  D)
  \[{{k}_{1}}-2{{k}_{2}}{{e}^{E{{a}_{2}}/RT}}\]
  done clear
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• question_answer25) 25.          Copper crystallises in fee lattice with a unit cell edge of 361 pm. The radius of copper atom is:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   108pm         
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  B)
   128pm         
  done clear
  C)
   157pm         
  done clear
  D)
   181pm
  done clear
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• question_answer26) The mass of potassium dichromate crystals required to oxidise \[750\text{ }c{{m}^{3}}\]of 0.6 M Mohr's salt solution is : (Given molar mass potassium dichromate = 294, Mohr's salt = 392)     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   0.45g            
  done clear
  B)
   22.05 g            
  done clear
  C)
   2.2 g             
  done clear
  D)
   0.49 g
  done clear
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• question_answer27) Which of the following has maximum number of lone pairs associated with Xe ?
  A)
  \[Xe{{F}_{4}}\]
  done clear
  B)
  \[Xe{{F}_{6}}\]
  done clear
  C)
  \[Xe{{F}_{2}}\]
  done clear
  D)
  \[Xe{{O}_{3}}\]
  done clear
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• question_answer28) In the chemical reactionsthe compounds A and B respectively are:     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
   Benzene diazonium chloride and benzonitrile
  done clear
  B)
   Nitrobenzene and chlorobenzene
  done clear
  C)
   Phenol and bromobenzene
  done clear
  D)
   Fluorobenzene and phenol
  done clear
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• question_answer29) Which one of the following complex ions has geometrical isomers ?     AIEEE  Solved  Paper (Held On 11 May  2011)
  A)
  \[{{[Ni{{(N{{H}_{3}})}_{5}}Br]}^{+}}\]
  done clear
  B)
  \[{{[Co{{(N{{H}_{3}})}_{2}}{{(en)}_{2}}]}^{3+}}\]
  done clear
  C)
  \[{{[Cr{{(N{{H}_{3}})}_{4}}(en)]}^{3+}}\]
  done clear
  D)
  \[{{[Co{{(en)}_{3}}]}^{3+}}\] (en - ethylenediamine)
  done clear
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