Solved papers for JEE Main & Advanced AIEEE Solved Paper-2007

done AIEEE Solved Paper-2007 Total Questions - 3

• question_answer1) Assuming that water vapour is an ideal gas, the internal energy change(\[\frac{mF}{(m+M)}\])when 1 mole of water is vapourised at 1 bar pressure and\[\frac{MF}{(m+M)}\](Given : molar enthalpy of vaporisation of water at 1 bar and 373\[-20cm\]and\[-10cm\])will be       AIEEE  Solved  Paper-2007
  A)
   \[+20\text{ }cm\]           
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  B)
   \[+10\text{ }cm\]
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  C)
          \[{{T}_{1}}\]
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  D)
          \[{{T}_{2}}\]
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• question_answer2) Identify the correct statement regarding a spontaneous process       AIEEE  Solved  Paper-2007
  A)
   For a spontaneous process in an isolated system, the change in entropy is positive
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  B)
   Endothermic processes are never spontaneous
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  C)
   Exothermic processes are always spontaneous
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  D)
   Lowering of energy in the reaction process is the only criterion for spontaneity
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• question_answer3) In conversion of limestone to lime, \[pOH\] the values of\[2A+B\xrightarrow[{}]{{}}products\]and\[L\,mo{{l}^{-1}}{{s}^{-1}}\]are\[mol\,{{L}^{-1}}{{s}^{-1}}\]\[{{s}^{-1}}\]and\[Co=27,Ni=28,Fe=26,Pt=78\]respectively at 298 K and 1 bar. Assuming that\[{{[COC{{l}_{4}}]}^{2-}}\]and\[{{[FeC{{l}_{4}}]}^{2-}}\]do not change with temperature, temperature above which conversion of limestone to lime will be spontaneous is       AIEEE  Solved  Paper-2007
  A)
   1008 K                 
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  B)
          1200 K 
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  C)
          845 K                   
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  D)
          1118 K
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