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Chemistry · 2013 · Shift 1

20 questions from this JEE Advanced paper
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Chemistry · 2013 · Shift 1

20 questions from this JEE Advanced paper

Structure of Atom1 questionsBiomolecules2 questionsThermodynamics2 questionsIonic Equilibrium1 questionsBasics of Organic Chemistry1 questionsSurface Chemistry1 questionsIsolation of Elements1 questionsHaloalkanes and Haloarenes1 questionsAlcohols Phenols and Ethers1 questionsCoordination Compounds3 questionsChemical Kinetics and Nuclear Chemistry1 questionsP Block Elements1 questionsSolid State1 questionsD and F Block Elements1 questionsHydrocarbons1 questionsAldehydes Ketones and Carboxylic Acids1 questions
  1. Q1.The atomic masses of He and Ne are 4 and 20 a.m.u., respectively. The value of the de Broglie wavelength of He gas at –73oC is “M” times that of the de Broglie wavelength of Ne at 727oC. M is
    Chemistry · Structure of Atom · Numerical
  2. Q2.The total number of lone-pairs of electrons in melamine is
    Chemistry · Biomolecules · Numerical
  3. Q3.The standard enthalpies of formation of CO2​(g), H2​O(l) and glucose(s) at 25oC are –400 kJ/mol, –300 kJ/mol and –1300 kJ/mol, respectively. The standard enthalpy of combustion per gram of glucose at 25oC is
    Chemistry · Thermodynamics · MCQ
  4. Q4.The initial rate of hydrolysis of methyl acetate (1M) by a weak acid (HA, 1M) is 1/100th of that of a strong acid (HX, 1M), at 25oC. The Ka of HA is
    Chemistry · Ionic Equilibrium · Multiple correct
  5. Q5.The hyperconjugative stabilities of tert-butyl cation and 2-butene, respectively, are due to
    Chemistry · Basics of Organic Chemistry · Multiple correct
  6. Q6.Methylene blue, from its aqueous solution, is adsorbed on activated charcoal at 25oC. For this process, the correct statement is
    Chemistry · Surface Chemistry · MCQ
  7. Q7.Benzene and naphthalene form an ideal solution at room temperature. For this process, the true statement(s) is(are)
    Chemistry · Thermodynamics · Multiple correct
  8. Q8.Sulphide ores are common for the metals
    Chemistry · Isolation of Elements · MCQ
  9. Q9.KI in acetone, undergoes SN2 reaction with each of P, Q, R and S. The rates of the reaction vary as Includes diagram
    Chemistry · Haloalkanes and Haloarenes · MCQ
  10. Q10.The compound that does NOT liberate CO2​, on treatment with aqueous sodium bicarbonate solution, is
    Chemistry · Alcohols Phenols and Ethers · MCQ
  11. Q11.Consider the following complex ions : P, Q and R. P=[FeF6​]3−, Q=[V(H2​O)6​]2+ and R=[Fe(H2​O)6​]2+ The correct order of the complex ions, according to their spin-only magnetic moment values (in…
    Chemistry · Coordination Compounds · MCQ
  12. Q12.In the reaction, P + Q → R + S, the time taken for 75% reaction of P is twice the time taken for 50% reaction of P. The concentration of Q varies with reaction time as shown in the figure. The overall order of the reaction is Includes diagram
    Chemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
  13. Q13.Concentrated nitric acid, upon long standing, turns yellow-brown due to the formation of
    Chemistry · P Block Elements · MCQ
  14. Q14.The arrangement of X − ions around A+ ion in solid AX is given in the figure (not drawn to scale). If the radius of X − is 250 pm, the radius of A+ is Includes diagram
    Chemistry · Solid State · MCQ
  15. Q15.Upon treatment with ammoniacal H2​S, the metal ion that precipitates as a sulphide is
    Chemistry · D and F Block Elements · MCQ
  16. Q16.The pair(s) of coordination complexes/ions exhibiting the same kind of isomerism is(are)
    Chemistry · Coordination Compounds · Multiple correct
  17. Q17.Among P, Q, R and S, the aromatic compound(s) is(are) Includes diagram
    Chemistry · Hydrocarbons · Multiple correct
  18. Q18.The total number of carboxylic acid groups is the product P is ​. Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · Numerical
  19. Q19.EDTA4− is ethylenediaminetetraacetate ion. The total number of N − Co − O bond angles in [Co(EDTA)]− complex ion is ​.
    Chemistry · Coordination Compounds · Numerical
  20. Q20.A tetrapeptide has − COOH group on alanine. This produces glycine (Gly), valine (Val), phenyl alanine (Phe) and alanine (Ala), on complete hydrolysis. For this tetrapeptide, the number of possible sequences (primary structures) with − NH2​…
    Chemistry · Biomolecules · Numerical