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\[CO_{3}^{2-}\]
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B)
The concentration of\[{{H}^{+}}\]is 0.034 M.
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C)
The concentration of\[CO_{3}^{2-}\]is greater than that of\[HCO_{3}^{-}\]
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D)
The concentration of\[{{H}^{+}}\]and\[HCO_{3}^{-}\]are approximately equal.
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
question_answer23) Percentages of free space in cubic close packed structure and in body centered packed structure are respectively
AIEEE Solved Paper-2010
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
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
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
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
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