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Chemistry · 2023 · 29 Jan · Shift 1

21 questions from this JEE Main paper
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Chemistry · 2023 · 29 Jan · Shift 1

21 questions from this JEE Main paper

Compounds Containing Nitrogen2 questionsChemical Bonding and Molecular Structure3 questionsPractical Organic Chemistry1 questionsHaloalkanes and Haloarenes1 questionsBiomolecules1 questionsStructure of Atom1 questionsAlcohols Phenols and Ethers1 questionsCoordination Compounds2 questionsElectrochemistry2 questionsBasics of Organic Chemistry1 questionsIonic Equilibrium1 questionsChemical Kinetics and Nuclear Chemistry1 questionsSolutions1 questionsChemical Equilibrium2 questionsHydrocarbons1 questions
  1. Q1.The major product 'P' for the following sequence of reactions is : Includes diagram
    Chemistry · Compounds Containing Nitrogen · MCQ
  2. Q2.The magnetic behaviour of Li2​O,Na2​O2​ and KO2​, respectively, are :
    Chemistry · Chemical Bonding and Molecular Structure · MCQ
  3. Q3.Compound that will give positive Lassaigne's test for both nitrogen and halogen is :
    Chemistry · Practical Organic Chemistry · MCQ
  4. Q4.Identify the correct order for the given property for following compounds. Choose the correct answer from the option given below : Includes diagram
    Chemistry · Haloalkanes and Haloarenes · MCQ
  5. Q5.The bond dissociation energy is highest for
    Chemistry · Chemical Bonding and Molecular Structure · MCQ
  6. Q6.Number of cyclic tripeptides formed with 2 amino acids A and B is :
    Chemistry · Biomolecules · MCQ
  7. Q7.The shortest wavelength of hydrogen atom in Lyman series is λ. The longest wavelength is Balmer series of He + is
    Chemistry · Structure of Atom · MCQ
  8. Q8.Match List I with List II Choose the correct answer from the options given below : Includes table
    Chemistry · Compounds Containing Nitrogen · MCQ
  9. Q9.The increasing order of pKa​ for the following phenols is (A) 2, 4 - Dinitrophenol (B) 4 - Nitrophenol (C) 2, 4, 5 - Trimethylphenol (D) Phenol (E) 3-Chlorophenol Choose the correct answer from the option given below :
    Chemistry · Alcohols Phenols and Ethers · MCQ
  10. Q10.Chiral complex from the following is : Here en = ethylene diamine
    Chemistry · Coordination Compounds · MCQ
  11. Q11.The standard electrode potential (M3+/M2+) for V, Cr, Mn & Co are − 0.26 V, − 0.41 V, + 1.57 V and + 1.97 V, respectively. The metal ions which can liberate H2​ from a dilute acid are :
    Chemistry · Electrochemistry · MCQ
  12. Q12.Following chromatogram was developed by adsorption of compound 'A' on a 6 cm TLC glass plate. Retardation factor of the compound 'A' is ​×10−1. Includes diagram
    Chemistry · Basics of Organic Chemistry · Numerical
  13. Q13.Millimoles of calcium hydroxide required to produce 100 mL of the aqueous solution of pH 12 is x×10−1. The value of x is ​ (Nearest integer). Assume complete dissociation.
    Chemistry · Ionic Equilibrium · Numerical
  14. Q14.For certain chemical reaction X→Y, the rate of formation of product is plotted against the time as shown in the figure. The number of correct​ statement/s from the following is ​. (A)… Includes diagram
    Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
  15. Q15.The number of molecules or ions from the following, which do not have odd number of electrons are ​. (A) NO 2​ (B) ICl 4−​ (C) BrF 3​ (D) ClO 2​ (E) NO 2+​ (F) NO
    Chemistry · Chemical Bonding and Molecular Structure · Numerical
  16. Q16.Following figure shows dependence of molar conductance of two electrolytes on concentration. Λmo is the limiting molar conductivity. The number of incorrect​ statement(s) from the following… Includes diagram
    Chemistry · Electrochemistry · Numerical
  17. Q17.Solid Lead nitrate is dissolved in 1 litre of water. The solution was found to boil at 100.15 ∘ C. When 0.2 mol of NaCl is added to the resulting solution, it was observed that the solution froze at −0.8∘ C. The solubility…
    Chemistry · Solutions · Numerical
  18. Q18.Water decomposes at 2300 K H2​O(g)→H2​(g)+21​O2​(g) The percent of water decomposing at 2300 K and 1 bar is ​ (Nearest integer). Equilibrium constant for the reaction is 2×10−3 at…
    Chemistry · Chemical Equilibrium · Numerical
  19. Q19.Consider the following reaction approaching equilibrium at 27 ∘ C and 1 atm pressure A+B kr​=102⇌kf​=103​ C+D The standard Gibb's…
    Chemistry · Chemical Equilibrium · Numerical
  20. Q20.The sum of bridging carbonyls in W(CO)6​ and Mn2​(CO)10​ is ​.
    Chemistry · Coordination Compounds · Numerical
  21. Q21.17 mg of a hydrocarbon (M.F. C10​H16​) takes up 8.40 mL of the H 2​ gas measured at 0 ∘ C and 760 mm of Hg. Ozonolysis of the same hydrocarbon yields The number of double bond/s present in the hydrocarbon is ​… Includes diagram
    Chemistry · Hydrocarbons · Numerical