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Chemistry · 2022 · 27 Jul · Shift 2

21 questions from this JEE Main paper
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Chemistry · 2022 · 27 Jul · Shift 2

21 questions from this JEE Main paper

Structure of Atom2 questionsChemical Bonding and Molecular Structure2 questionsIonic Equilibrium1 questionsElectrochemistry1 questionsD and F Block Elements1 questionsCoordination Compounds2 questionsAldehydes Ketones and Carboxylic Acids3 questionsHaloalkanes and Haloarenes1 questionsCompounds Containing Nitrogen1 questionsBiomolecules1 questionsBasics of Organic Chemistry1 questionsRedox Reactions1 questionsThermodynamics1 questionsSolutions1 questionsChemical Kinetics and Nuclear Chemistry1 questionsPractical Organic Chemistry1 questions
  1. Q1.The correct decreasing order of energy for the orbitals having, following set of quantum numbers : (A) n = 3, l = 0, m = 0 (B) n = 4, l = 0, m = 0 (C) n = 3, l = 1, m = 0 (D) n = 3, l = 2, m = 1 is :
    Chemistry · Structure of Atom · MCQ
  2. Q2.Match List - I with List - II. Choose the correct answer from the options given below : Includes table
    Chemistry · Chemical Bonding and Molecular Structure · MCQ
  3. Q3.The plot of pH-metric titration of weak base NH4​OH vs strong acid HCl looks like :
    Chemistry · Ionic Equilibrium · MCQ
  4. Q4.Given below are two statements : Statement I : For KI, molar conductivity increases steeply with dilution Statement II : For carbonic acid, molar conductivity increases slowly with dilution In the light of the above statements, choose the…
    Chemistry · Electrochemistry · MCQ
  5. Q5.Outermost electronic configurations of four elements A, B, C, D are given below : (A) 3s2(B) 3s23p1(C) 3s23p3(D) 3s23p4 The correct order of first ionization enthalpy for them is :
    Chemistry · Structure of Atom · MCQ
  6. Q6.In neutral or alkaline solution, MnO4−​ oxidises thiosulphate to :
    Chemistry · D and F Block Elements · MCQ
  7. Q7.Low oxidation state of metals in their complexes are common when ligands :
    Chemistry · Coordination Compounds · MCQ
  8. Q8.The structure of A in the given reaction is : Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  9. Q9.Major product 'B' of the following reaction sequence is : Includes diagram
    Chemistry · Haloalkanes and Haloarenes · MCQ
  10. Q10.Match List - I with List - II. Choose the correct answer from the options given below : Includes table Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  11. Q11.An organic compound ′A′ contains nitrogen and chlorine. It dissolves readily in water to give a solution that turns litmus red. Titration of compound ′A′ with standard base indicates that the molecular weight of ′A′…
    Chemistry · Compounds Containing Nitrogen · MCQ
  12. Q12.Match List - I with Match List - II. Choose the correct answer from the options given below: Includes table
    Chemistry · Biomolecules · MCQ
  13. Q13.Match List - I with List - II. Choose the correct answer from the options given below : Includes table
    Chemistry · Basics of Organic Chemistry · MCQ
  14. Q14.Fe3+ cation gives a prussian blue precipitate on addition of potassium ferrocyanide solution due to the formation of :
    Chemistry · Coordination Compounds · MCQ
  15. Q15.The normality of H2​SO4​ in the solution obtained on mixing 100 mL of 0.1MH2​SO4​ with 50 mL of 0.1MNaOH is ​…
    Chemistry · Redox Reactions · Numerical
  16. Q16.A gas (Molar mass = 280  g mol−1) was burnt in excess O2​ in a constant volume calorimeter and during combustion the temperature of calorimeter increased from 298.0 K to 298.45K.…
    Chemistry · Thermodynamics · Numerical
  17. Q17.When a certain amount of solid A is dissolved in 100 g of water at 25∘C to make a dilute solution, the vapour pressure of the solution is reduced to one-half of that of pure water. The vapour pressure of pure…
    Chemistry · Solutions · Numerical
  18. Q18.[A]Reactantolimits​→​[B]Productolimits​ If formation of compound [B] follows the first order of kinetics and after 70…
    Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
  19. Q19.The number of molecule(s) or ion(s) from the following having non-planar structure is ​. NO3−​,H2​O2​,BF3​,PCl3​,XeF4​,SF4​,XeO3​,PH4+​,SO3​,[Al(OH)4​]−…
    Chemistry · Chemical Bonding and Molecular Structure · Numerical
  20. Q20.The spin only magnetic moment of the complex present in Fehling's reagent is ​ B.M. (Nearest integer).
    Chemistry · Aldehydes Ketones and Carboxylic Acids · Numerical
  21. Q21.In the above reaction, 5 g of toluene is converted into benzaldehyde with 92% yield. The amount of benzaldehyde produced is ​×10−2 g. (Nearest integer) Includes diagram
    Chemistry · Practical Organic Chemistry · Numerical