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Chemistry · 2021 · Shift 2

19 questions from this JEE Advanced paper
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Chemistry · 2021 · Shift 2

19 questions from this JEE Advanced paper

Compounds Containing Nitrogen4 questionsChemical Kinetics and Nuclear Chemistry1 questionsElectrochemistry3 questionsCoordination Compounds1 questionsP Block Elements1 questionsRedox Reactions3 questionsBasics of Organic Chemistry2 questionsSalt Analysis2 questionsThermodynamics1 questionsStructure of Atom1 questions
  1. Q1.The reaction sequence(s) that would lead to o-xylene as the major product is(are)
    Chemistry · Compounds Containing Nitrogen · Multiple correct
  2. Q2.Correct option(s) for the following sequence of reactions is(are) Includes diagram
    Chemistry · Compounds Containing Nitrogen · Multiple correct
  3. Q3.For the following reaction, 2X+Yk​P the rate of reaction is dtd[P]​=k[X]. Two moles of X are mixed with one mole of Y to make 1.0 L of solution. At 50 s, 0.5 mole of Y is left in the reaction mixture. The…
    Chemistry · Chemical Kinetics and Nuclear Chemistry · Multiple correct
  4. Q4.Some standard electrode potentials at 298 K are given below : Pb2+ /Pb = − 0.13 V Ni2+ /Ni = − 0.24 V Cd2+ /Cd =− 0.40 V Fe2+ /Fe =− 0.44 V To a solution containing 0.001 M of X2+ and 0.1 M of Y2+…
    Chemistry · Electrochemistry · Multiple correct
  5. Q5.The pair(s) of complexes wherein both exhibit tetrahedral geometry is(are) (Note : py = pyridine) Given : Atomic numbers of Fe, Co, Ni and Cu are 26, 27, 28 and 29, respectively)
    Chemistry · Coordination Compounds · Multiple correct
  6. Q6.The correct statement(s) related to oxoacids of phosphorous is(are)
    Chemistry · P Block Elements · Multiple correct
  7. Q7.At 298 K, the limiting molar conductivity of a weak monobasic acid is 4 × 102 S cm2 mol − 1. At 298 K, for an aqueous solution of the acid the degree of dissociation is α and the molar conductivity is y × 102 S cm2…
    Chemistry · Electrochemistry · Numerical
  8. Q8.At 298 K, the limiting molar conductivity of a weak monobasic acid is 4 × 102 S cm2 mol − 1. At 298 K, for an aqueous solution of the acid the degree of dissociation is α and the molar conductivity is y × 102 S cm2…
    Chemistry · Electrochemistry · Numerical
  9. Q9.Reaction of x g of Sn with HCl quantitatively produced a salt. Entire amount of the salt reacted with y g of nitrobenzene in the presence of required amount of HCl to produce 1.29 g of an organic salt (quantitatively). (Use Molar masses…
    Chemistry · Compounds Containing Nitrogen · Numerical
  10. Q10.Reaction of x g of Sn with HCl quantitatively produced a salt. Entire amount of the salt reacted with y g of nitrobenzene in the presence of required amount of HCl to produce 1.29 g of an organic salt (quantitatively). (Use Molar masses…
    Chemistry · Compounds Containing Nitrogen · Numerical
  11. Q11.A sample (5.6 g) containing iron is completely dissolved in cold dilute HCl to prepare a 250 mL of solution. Titration of 25.0 mL of this solution requires 12.5 mL of 0.03 M KMnO4​ solution to reach the end point. Number of moles of Fe2+…
    Chemistry · Redox Reactions · Numerical
  12. Q12.A sample (5.6 g) containing iron is completely dissolved in cold dilute HCl to prepare a 250 mL of solution. Titration of 25.0 mL of this solution requires 12.5 mL of 0.03 M KMnO4​ solution to reach the end point. Number of moles of Fe2+…
    Chemistry · Redox Reactions · Numerical
  13. Q13.The amount of energy required to break a bond is same as the amount of energy released when the same bond is formed. In gaseous state, the energy required for homolytic cleavage of a bond is called Bond Dissociation Energy (BDE) or Bond… Includes table Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  14. Q14.The amount of energy required to break a bond is same as the amount of energy released when the same bond is formed. In gaseous state, the energy required for homolytic cleavage of a bond is called Bond Dissociation Energy (BDE) or Bond… Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  15. Q15.The reaction of K3​[Fe(CN)6​] with freshly prepared FeSO4​ solution produces a dark blue precipitate called Turnbull's blue. Reaction of K4​[Fe(CN)6​] with the FeSO4​ solution in complete absence of air produces a white precipitate…
    Chemistry · Salt Analysis · MCQ
  16. Q16.The reaction of K3​[Fe(CN)6​] with freshly prepared FeSO4​ solution produces a dark blue precipitate called Turnbull's blue. Reaction of K4​[Fe(CN)6​] with the FeSO4​ solution in complete absence of air produces a white precipitate…
    Chemistry · Salt Analysis · MCQ
  17. Q17.One mole of an ideal gas at 900 K, undergoes two reversible processes, I followed by II, as shown below. If the work done by the gas in the two processes are same, the value of lnV2​V3​​ is ​.… Includes diagram
    Chemistry · Thermodynamics · Numerical
  18. Q18.Consider a helium (He) atom that absorbs a photon of wavelength 330 nm. The change in the velocity (in cm s − 1) of He atom after the photon absorption is ​. (Assume : Momentum is conserved when photon is…
    Chemistry · Structure of Atom · Numerical
  19. Q19.Ozonolysis of ClO2​ produces an oxide of chlorine. The average oxidation state of chlorine in this oxide is ​.
    Chemistry · Redox Reactions · Numerical