Solved papers for JEE Main & Advanced AIEEE Solved Paper-2007
done AIEEE Solved Paper-2007 Total Questions - 40
question_answer1) The energies of activation for forward and reverse reactions for \[\frac{1}{4}\] are \[\frac{1}{2}\]and\[5\,\Omega \]respectively. The presence of a catalyst lowers the activation energy of both (forward and reverse) reactions by\[(1-e)\] The enthalpy change of the reaction \[({{A}_{2}}-{{B}_{2}}\,\to 2\,\,AB)\] in the presence of catalyst will be (in\[(1-{{e}^{-1}})\])
AIEEE Solved Paper-2007
question_answer2) The\[\frac{a}{2}\]\[2a\]was allowed to be completely discharged at 298 K. The relative concentration of\[\frac{1}{4}\]to\[\frac{1}{2}\]\[I\]is
AIEEE Solved Paper-2007
question_answer3) The\[{{M}_{n}}\]of a weak acid (H A) is 4.5. The\[({{M}_{O}}-8{{M}_{p}}){{c}^{2}}\] of an aqueous buffered solution of HA in which 50% of the acid ionized is
AIEEE Solved Paper-2007
question_answer4) Consider the reaction, \[2A+B\to \] products When concentration of B alone was doubled, the half-life did not change. When the concentration of A alone was doubled, the rate increased by two times. The unit of rate constant for this reaction is
AIEEE Solved Paper-2007
question_answer10) In the chemical reaction, \[{{V}_{0}}+g/2+f\] \[\sqrt{2}{{I}_{AC}}={{I}_{EF}}\]the compounds (A) and (B) are respectively
AIEEE Solved Paper-2007
question_answer11) The reaction of toluene with\[A={{x}_{0}}{{\omega }^{2}},\text{ }\delta =3\pi /4\]in the presence of \[FeC{{l}_{3}}\] gives predominantly
AIEEE Solved Paper-2007
question_answer13) In which of the following ionization processes, the bond order has, increased and the magnetic behaviour has changed?
AIEEE Solved Paper-2007
question_answer15) Equal masses of methane and oxygen are mixed in an empty container at\[\frac{5}{3}V/\mu m\]. The fraction of the total pressure exerted by oxygen is
AIEEE Solved Paper-2007
question_answer16) A 5.25% solution of a substance is isotonic with a 1.5% solution of urea (molar mass \[=60\,g\,mo{{l}^{-1}}\]) in the same solvent. If the densities of both the solutions are assumed to be equal to\[x\] the molar mass of the substance will be
AIEEE Solved Paper-2007
question_answer17) 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
question_answer18) In a saturated solution of the sparingly soluble strong electrolyte\[{{l}_{1}}\] (Molecular mass =283), the equilibrium which sets in, is \[{{l}_{2}}\] If the solubility product constant, \[{{k}_{1}}\]of\[{{k}_{2}},\]at a given temperature is\[({{K}_{2}}{{l}_{2}}{{T}_{1}}+{{K}_{1}}{{l}_{1}}{{T}_{2}})/({{K}_{1}}{{l}_{1}}+{{K}_{2}}{{l}_{2}})\] what is the mass of \[({{K}_{2}}{{l}_{1}}{{T}_{1}}+{{K}_{1}}{{l}_{2}}{{T}_{2}})/({{K}_{2}}{{l}_{1}}+{{K}_{1}}{{l}_{2}})\]contained in 100 mL of its saturated solution?
AIEEE Solved Paper-2007
question_answer19) A radioactive element gets spilled over the floor of a room. Its half-life period is 30 days. If the initial activity is ten times the permissible value, after how many days will it be safe to enter the room?
AIEEE Solved Paper-2007
question_answer21) Which of the following is the correct order of decreasing\[{{C}_{p}}-{{C}_{y}}=R/28\]reactivity? (\[{{C}_{p}}-{{C}_{v}}=R/14\]halogen)
AIEEE Solved Paper-2007
question_answer22) In the following sequence of reactions \[\frac{{{\mu }_{0}}}{2\pi }{{\left( \frac{{{I}_{1}}+{{I}_{2}}}{d} \right)}^{1/2}}\] \[\frac{{{\mu }_{0}}}{2\pi d}{{(I_{1}^{2}+I_{2}^{2})}^{1/2}}\] the compound 'D' is
AIEEE Solved Paper-2007
question_answer25) In the reaction, \[1\,\Omega \] \[4\,\Omega \]
AIEEE Solved Paper-2007
A)
\[3\,\Omega \] is consumed for every\[\frac{1}{2}(K-1)C{{V}^{2}}\] produced
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B)
\[C{{V}^{2}}(K-1)/K\]is' produced regardless of temperature and pressure for every mole of\[(K-1)C{{V}^{2}}\]that reacts
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C)
\[{{g}_{E}}\] at STP is produced for every mole of\[{{g}_{M}}\]that reacts
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D)
\[\frac{electronic\text{ }charge\text{ }on\text{ }the\text{ }moon}{electronic\text{ }charge\text{ }on\text{ }the\text{ }earth}\]at STP is produced for every mole of\[{{g}_{E}}/{{g}_{M}}\]consumed
question_answer29) The equivalent conductances of two strong electrolytes at infinite dilution in\[\frac{1}{3}\] (where ions move freely through a solution) at\[\frac{1}{2}\]are given below \[\frac{1}{6}\] \[\frac{1}{4}\] What additional information/quantity one needs to calculate\[I,\]of an aqueous solution of acetic acid?
AIEEE Solved Paper-2007
Silicon reacts with\[f/2\]in the presence of air to give\[f/4\]and\[4f\]
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C)
\[2f\]reacts with excess of\[i\]to give\[\text{Q}=50\text{ }cal\]and\[W=20\text{ }cal\]
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D)
\[Q=36\]reacts with hot and strong\[{{\pi }^{2}}m{{a}^{2}}{{v}^{2}}\]solution to give\[\frac{1}{4}m{{a}^{2}}{{v}^{2}}\]and\[4{{\pi }^{2}}m{{a}^{2}}{{v}^{2}}\]
question_answer36) The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizing power of the cationic species: \[2{{\pi }^{2}}m{{a}^{2}}{{v}^{2}}\]
AIEEE Solved Paper-2007
question_answer37) The density (in\[({{A}_{2}}+{{B}_{2}}\xrightarrow[{}]{{}}2AB)\]) of a 3.60 M sulphuric acid solution that is 29%\[kJ\text{ }mo{{l}^{-1}}\] (molar mass\[Zn|Z{{n}^{2+}}(1M)||C{{u}^{2+}}(1M)|Cu\]) by mass will be
AIEEE Solved Paper-2007
question_answer38) The first and second dissociation constants of an acid \[(E_{cell}^{o}=1.10V),\] are\[Z{{n}^{2+}}\]and \[C{{u}^{2+}}\] respectively. The overall dissociation constant of the acid will be
AIEEE Solved Paper-2007
question_answer39) A mixture of ethyl alcohol and propyl alcohol has a vapour pressure of 290 mm at 300 K. The vapour pressure of propyl alcohol is 200 mm. If the mole fraction of ethyl alcohol is 0.6, its vapour pressure (in mm) at the same temperature will be
AIEEE Solved Paper-2007
question_answer40) 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