Solved papers for JEE Main & Advanced AIEEE Solved Paper-2010

done AIEEE Solved Paper-2010 Total Questions - 30

• question_answer1) In aqueous solution the ionization constants for carbonic acid are\[{{K}_{1}}=4.2\times {{10}^{-7}}\]and \[{{K}_{2}}=4.8\times {{10}^{-11}}\]Selection the correct statement for a saturated 0.034 M solution of the carbonic acid.       AIEEE  Solved  Paper-2010
  A)
  The concentration of\[{{H}^{+}}\]is double that of\[CO_{3}^{2-}\]
  done clear
  B)
  The concentration of\[{{H}^{+}}\]is 0.034 M.
  done clear
  C)
  The concentration of\[CO_{3}^{2-}\]is greater than that of\[HCO_{3}^{-}\]
  done clear
  D)
  The concentration of\[{{H}^{+}}\]and\[HCO_{3}^{-}\]are approximately equal.
  done clear
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• question_answer2)   Solution product of silver bromide is\[5.0\times {{10}^{-13}}\]. The quantity of potassium bromide (molar mass taken as\[120\text{ }g\text{ }mo{{l}^{-1}}\]) to be added to 1 litre of 0.05 M solution of silver nitrate to start the precipitation of \[AgBr\]is       AIEEE  Solved  Paper-2010
  A)
  \[5.0\times {{10}^{-8}}g\]            
  done clear
  B)
         \[1.2\times {{10}^{-10}}\]            
  done clear
  C)
         \[1.2\times {{10}^{-9}}g\]            
  done clear
  D)
         \[6.2\times {{10}^{-5}}\]
  done clear
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• question_answer3)   The correct sequence which shows decreasing order of the ionic radii of the elements is       AIEEE  Solved  Paper-2010
  A)
  \[{{O}^{2-}}>{{F}^{-}}>N{{a}^{+}}>A{{l}^{3+}}\]
  done clear
  B)
  \[A{{l}^{3+}}>M{{g}^{2+}}>N{{a}^{+}}>{{F}^{-}}>{{O}^{2-}}\]
  done clear
  C)
  \[N{{a}^{+}}>M{{g}^{2+}}>A{{l}^{3+}}>{{O}^{2-}}>{{F}^{-}}\]
  done clear
  D)
  \[N{{a}^{+}}>{{F}^{-}}>M{{g}^{2+}}{{O}^{2-}}A{{l}^{3+}}\]
  done clear
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• question_answer4)   In the chemical reactions. The compounds 'A' and 'B' respectively are       AIEEE  Solved  Paper-2010
  A)
  nitrobenzene and chlorobenzene
  done clear
  B)
  nitrobenzene and flurobenzene
  done clear
  C)
  phenol and benzene
  done clear
  D)
  benzene diazonium chloride and flurobenzene
  done clear
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• question_answer5) If\[{{10}^{-4}}d{{m}^{-3}}\]of water is introduced into a 1.0\[d{{m}^{-3}}\]flask at 300 K, how many moles of water are in in the vapour phase when equilibrium is established? (Given: Vapour pressure of \[{{H}_{2}}O\]at 300 is 3170 pa;\[R=8.314\text{ }J\text{ }{{K}^{-1}}mo{{l}^{-1}})\]       AIEEE  Solved  Paper-2010
  A)
  \[1.27\times 10\text{ }mo{{l}^{-3}}\]
  done clear
  B)
         \[5.56\times 10\text{ }mo{{l}^{-3}}\]     
  done clear
  C)
  \[1.53\times 10\text{ }mo{{l}^{-2}}\]
  done clear
  D)
         \[4346\times 10\text{ }mo{{l}^{-2}}\]
  done clear
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• question_answer6)   From amongst the following alcohols the one that would react fastest with conc,\[HCl\]and anhydrous\[ZNC{{l}_{2}},\]is       AIEEE  Solved  Paper-2010
  A)
  1- Butanol          
  done clear
  B)
         2- Butanol
  done clear
  C)
  2- Methylpropan -2-ol
  done clear
  D)
  2- Methylpropanol
  done clear
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• question_answer7)   If sodium sulphate is considered to be completely dissociated into cations and anions in equeous solution, the change in freezing point of water\[(\Delta {{T}_{f}}),\], When 0.01 mol of sodium sulphate is dissolved in 1 kg of water, is\[({{K}_{f}}=1.86K\text{ }Kg\text{ }mo{{l}^{-1}})\]       AIEEE  Solved  Paper-2010
  A)
  0.0186 K              
  done clear
  B)
         0.0372 K              
  done clear
  C)
         0.0558 K              
  done clear
  D)
         0.0744 K
  done clear
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• question_answer8)   Three reactions involving \[{{H}_{2}}Po_{4}^{-}\] are given below:       AIEEE  Solved  Paper-2010
  A)
  (1)\[{{H}_{3}}P{{o}_{4}}+{{H}_{2}}O\to {{H}_{3}}{{O}^{+}}\to {{H}_{3}}{{O}^{+}}{{H}_{2}}Po_{4}^{-}\] (2) \[{{H}_{2}}Po_{4}^{-}+{{H}_{2}}O\to HPO_{4}^{2-}+{{H}_{3}}{{O}^{+}}\] (3) \[{{H}_{2}}Po_{4}^{-}+O{{H}^{-}}\to {{H}_{3}}P{{O}_{4}}+{{O}^{2-}}\] In which of the above does \[{{H}_{2}}PO_{4}^{-}\]act as an acid? (i) Only                
  done clear
  B)
  (ii) Only
  done clear
  C)
         (iii) and (ii)          
  done clear
  D)
         (iii) only
  done clear
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• question_answer9)   The main product of the following reaction is \[{{C}_{6}}{{H}_{5}}C{{H}_{2}}CH(OH)CH{{(C{{H}_{3}})}_{2}}\xrightarrow[{}]{conc.\,{{H}_{2}}S{{O}_{4}}}?\]                AIEEE  Solved  Paper-201
  A)
   
  done clear
  B)
   
  done clear
  C)
   
  done clear
  D)
   
  done clear
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• question_answer10)   The energy required to break one mole of \[ClCl\]bonds in\[C{{l}_{2}}\]is \[242\text{ }kJ\text{ }mo{{l}^{-1}}\]. The longest wavelength of light capable of breaking a single\[ClCl\]bond is (\[C=3\times {{10}^{8}}m{{s}^{-1}}\]and\[{{N}_{A}}\text{=}6.02\times {{10}_{23}}\text{ }mo{{l}^{-1}}\])       AIEEE  Solved  Paper-2010
  A)
  494 nm
  done clear
  B)
                         594                        
  done clear
  C)
         640 nm
  done clear
  D)
         700 nm
  done clear
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• question_answer11)   29.5 mg of an organic compound containing nitrogen was digested according to Kjeldahl's method and the evolved ammonia was absorbed in 20 mL of\[0.1\text{ }M\text{ }HCl\]solution. The excess of the acid required 15 mL of 0.1 M\[NaOH\]solution for complete neutralization. The percentage of nitrogen in the compound is       AIEEE  Solved  Paper-2010
  A)
  29.5
  done clear
  B)
                         59.0                       
  done clear
  C)
         47.4       
  done clear
  D)
         23.7
  done clear
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• question_answer12)   Ionisation energy of\[H{{e}^{+}}\]is \[19.6\times {{10}^{-18}}J\,ato{{m}^{-1}}\]. The energy of the first stationary state (\[n=1\]) of \[L{{i}^{2+}}\]is       AIEEE  Solved  Paper-2010  
  A)
  \[8.82\times {{10}^{-17}}J\text{ }ato{{m}^{-1}}\]
  done clear
  B)
  \[4.41\times {{10}^{-16}}J\text{ }ato{{m}^{-1}}\]
  done clear
  C)
  \[-4.41\times {{10}^{-17}}J\text{ }ato{{m}^{-1}}\]
  done clear
  D)
  \[-2.2\times {{10}^{-15}}J\text{ }ato{{m}^{-1}}\]
  done clear
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• question_answer13)   On mixing, heptane and octane form an ideal solution At 373 K, the vapour pressures of the two liquid components (Heptane and octane) are 105 kPa and 45 kPa respectively. Vapour pressure of the solution obtained by mixing 25.0 g of heptane and 35 g of octane will be (molar mass of heptane\[=100\text{ }g\text{ }mo{{l}^{1}}\]and of octane \[=114\text{ }g\text{ }mo{{l}^{-1}}\])       AIEEE  Solved  Paper-2010
  A)
  144.5 kPa            
  done clear
  B)
         72.0 kPa              
  done clear
  C)
         36.1 kPa              
  done clear
  D)
         96.2 kPa  
  done clear
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• question_answer14) Which one of the following has an optical isomer?       AIEEE  Solved  Paper-2010
  A)
  \[{{[Zn{{(en)}_{2}}]}^{2+}}\]      
  done clear
  B)
         \[{{[Zn(en){{(N{{H}_{3}})}_{2}}]}^{2+}}\]
  done clear
  C)
  \[{{[CO{{(en)}_{3}}]}^{3+}}\]
  done clear
  D)
  \[{{[CO{{({{H}_{2}}O)}_{4}}(en)]}^{3+}}\]
  done clear
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• question_answer15)   Consider the following bromides The correct order of\[{{S}_{N}}1\]reactivity is       AIEEE  Solved  Paper-2010
  A)
  \[A>B>C\]          
  done clear
  B)
         \[B>C>A\]          
  done clear
  C)
         \[B>A>C\]          
  done clear
  D)
         \[C>B>A\]
  done clear
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• question_answer16)   One mole of a symmetrical alkene on ozonolysis gives two moles of an aldehyde having a molecular mass of 44 u. The alkene is-       AIEEE  Solved  Paper-2010
  A)
  ethene
  done clear
  B)
                         propene                             
  done clear
  C)
  1-butene            
  done clear
  D)
         2-butene
  done clear
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• question_answer17)   Consider the reaction: \[C{{l}_{2}}(aq)+{{H}_{2}}S(aq)\to S(s)+2{{H}^{+}}(aq)+2C{{l}^{-}}(aq)\] The rate equation for this reaction is Rate\[=k[C{{l}_{2}}][{{H}_{2}}S]\] Which of these mechanisms is/are consistent with this rate equation? (A) \[\begin{align}   & C{{l}_{2}}+{{H}_{2}}S\to {{H}^{+}}+C{{l}^{-}}+C{{l}^{-}}+H{{S}^{-}}(slow) \\  & Cl+H{{S}^{-}}\to {{H}^{+}}+C{{l}^{-}}+S(fast) \\ \end{align}\] (B) \[\begin{align}   & {{H}_{2}}S\Leftrightarrow {{H}^{+}}+H{{S}^{-}}(fast\text{ }equilibrium) \\  & C{{l}_{2}}+H{{S}^{-}}\to 2C{{l}^{-}}+{{H}^{+}}+S(slow) \\ \end{align}\]       AIEEE  Solved  Paper-2010
  A)
  A only                  
  done clear
  B)
  B only   
  done clear
  C)
         Both A and B     
  done clear
  D)
  Neither A nor B
  done clear
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• question_answer18) The Gibbs energy for the decomposition of \[A{{l}_{2}}{{O}_{3}}\]at\[500{}^\circ C\]is as follows: \[\frac{2}{3}A{{l}_{2}}{{O}_{3}}\to \frac{4}{3}Al+{{O}_{2}},\]                                        \[{{\Delta }_{r}}G=+966\,kJ\,mo{{l}^{-1}}\] The potential difference needed for electrolytic reduction of\[A{{l}_{2}}{{O}_{3}}\]at\[500{}^\circ C\]is at least       AIEEE  Solved  Paper-2010
  A)
  5.0 V
  done clear
  B)
                         4.5 V     
  done clear
  C)
         3.0 V     
  done clear
  D)
         2.5 V
  done clear
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• question_answer19) The correct order of increasing basicity of the given conjugate bases\[(R=C{{H}_{3}})\]is       AIEEE  Solved  Paper-2010
  A)
  \[RCO\overline{O}<HC\equiv \overline{C}<\overline{N}{{H}_{2}}<\overline{R}\]
  done clear
  B)
  \[RCO\overline{O}<HC\equiv \overline{C}<\overline{R}<\overline{N}{{H}_{2}}\]
  done clear
  C)
  \[\overline{R}<HC\equiv \overline{C}<RCO\overline{O}<\overline{N}{{H}_{2}}\]
  done clear
  D)
  \[RCO\overline{O}<\overline{N}{{H}_{2}}<HC\equiv \overline{C}<\overline{R}\]
  done clear
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• question_answer20)   The edge length of a face centered cubic cell of an ionic substance is 508 pm. If the radius of the cation is 110 pm, the radius of the anion is       AIEEE  Solved  Paper-2010
  A)
  144 pm                
  done clear
  B)
  288 pm
  done clear
  C)
         398 pm
  done clear
  D)
         618 pm
  done clear
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• question_answer21)   Out of the following the alkene that exhibits optical isomerism is       AIEEE  Solved  Paper-2010
  A)
  2-methyl-2-pentene
  done clear
  B)
  3-methyl-2-pentene
  done clear
  C)
  4-methyl-pentene
  done clear
  D)
  3-methyl-1-pentene
  done clear
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• question_answer22)   For a particular reversible reaction at temperature T, \[\Delta H\] and\[\Delta S\]were found to be both +ve. If\[{{T}_{e}}\]is the temperature at equilibrium, the reaction would be spontaneous when       AIEEE  Solved  Paper-2010
  A)
  \[T={{T}_{e}}\]                 
  done clear
  B)
  \[{{T}_{e}}>T\] 
  done clear
  C)
         \[T>{{T}_{e}}\] 
  done clear
  D)
         \[{{T}_{e}}\]is 5 times T
  done clear
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• question_answer23)   Percentages of free space in cubic close packed structure and in body centered packed structure are respectively       AIEEE  Solved  Paper-2010
  A)
  48% and 26%
  done clear
  B)
         30% and 26%
  done clear
  C)
         26% and 32%
  done clear
  D)
         32% and 48%
  done clear
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• question_answer24)   The polymer containing strong intermolecular forces e.g. hydrogen bonding, is       AIEEE  Solved  Paper-2010
  A)
  natural rubber
  done clear
  B)
         Teflon                  
  done clear
  C)
  nylon 6,6             
  done clear
  D)
         polystyrene
  done clear
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• question_answer25) At\[25{}^\circ C,\] the solubility product of\[Mg{{(OH)}_{2}}\]is\[1.0\times {{10}^{-11}}\]. At which pH, will\[M{{g}^{2+}}\]ions start precipitating in the form of\[Mg{{(OH)}_{2}}\]from a solution of\[0.001\text{ }M\text{ }M{{g}^{2+}}\]ions ?       AIEEE  Solved  Paper-2010
  A)
  8                             
  done clear
  B)
         9                             
  done clear
  C)
                         10                          
  done clear
  D)
         11
  done clear
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• question_answer26)   The correct order of\[E_{{{M}^{2+}}/M}^{o}\]values with negative sign for the four successive elements \[Cr,Mn,Fe\]and\[Co\]is       AIEEE  Solved  Paper-2010
  A)
  \[Cr>Mn>Fe>Co\]
  done clear
  B)
  \[Mn>Cr>Fe>Co\]
  done clear
  C)
  \[Cr>Fe>Mn>Co\]
  done clear
  D)
  \[Fe>Mn>Cr>Co\]
  done clear
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• question_answer27)   Biuret test is not given by       AIEEE  Solved  Paper-2010
  A)
  proteins              
  done clear
  B)
         carbohydrates  
  done clear
  C)
  polypeptides    
  done clear
  D)
  urea
  done clear
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• question_answer28)   The time for half life period of a certain reaction \[A\to \] Products is 1 hour. When the initial concentration of the reactant 'A', is 2.0 \[mol~{{L}^{-1}}\],how much time does it take for its concentration come from 0.50 to\[0.25\text{ }mol\text{ }{{L}^{-1}}\]if it is a zero order reaction?       AIEEE  Solved  Paper-2010
  A)
  1 h         
  done clear
  B)
                         4 h                         
  done clear
  C)
  0.5 h     
  done clear
  D)
         0.25 h
  done clear
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• question_answer29)   A solution containing 2.675 g of\[COC{{l}_{3}}\]⋅ \[6N{{H}_{3}}\](molar mass\[=267.5\text{ }g\,mo{{l}^{-1}}\]) is passed through a cation exchanger. The chloride ions obtained in solution were treated with excess of\[AgN{{O}_{3}}\]to give 4.78 g of\[AgCl\](molar mass\[=143.5\text{ }g\,mo{{l}^{-1}}\]). The formula of the complex is (At. mass of\[Ag=108\text{ }u\])       AIEEE  Solved  Paper-2010
  A)
  \[[COCl{{(N{{H}_{3}})}_{5}}]C{{l}_{2}}\]
  done clear
  B)
  \[[CO{{(N{{H}_{3}})}_{6}}]C{{l}_{3}}\]
  done clear
  C)
  \[[COCl{{(N{{H}_{3}})}_{4}}]Cl\]
  done clear
  D)
  \[[COC{{l}_{3}}{{(N{{H}_{3}})}_{3}}]\]
  done clear
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• question_answer30)   The standard enthalpy of formation of\[N{{H}_{3}}\]is\[-\,46.0\text{ }kJ\text{ }mo{{l}^{-1}}\]. If the enthalpy of formation of\[{{H}_{2}}\]from its atoms is\[-436\text{ }kJ\text{ }mo{{l}^{-1}}\]and that of\[{{N}_{2}}\]is\[-712\text{ }kJ\text{ }mo{{l}^{-1}}\], the average bond enthalpy of\[N-H\]bond in\[N{{H}_{3}}\]]       AIEEE  Solved  Paper-2010
  A)
  \[-1102\text{ }kJ\text{ }mo{{l}^{-1}}\]   
  done clear
  B)
  \[-964\text{ }kJ\text{ }mo{{l}^{-1}}\]
  done clear
  C)
         \[+352\text{ }kJ\text{ }mo{{l}^{-1}}\]
  done clear
  D)
         \[+1056\text{ }kJ\text{ }mo{{l}^{-1}}\]
  done clear
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