Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Chemistry · 2023 · 12 Apr · Shift 1

22 questions from this JEE Main paper
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /JEE Main
  3. /Papers
  4. /2023 · 12 Apr · Shift 1
  5. /Chemistry

Chemistry · 2023 · 12 Apr · Shift 1

22 questions from this JEE Main paper

P Block Elements2 questionsCoordination Compounds1 questionsAldehydes Ketones and Carboxylic Acids6 questionsChemical Bonding and Molecular Structure1 questionsD and F Block Elements1 questionsSome Basic Concepts of Chemistry1 questionsAlcohols Phenols and Ethers1 questionsCompounds Containing Nitrogen1 questionsElectrochemistry1 questionsBiomolecules1 questionsSolutions1 questionsStructure of Atom1 questionsBasics of Organic Chemistry1 questionsChemical Kinetics and Nuclear Chemistry1 questionsIonic Equilibrium1 questionsThermodynamics1 questions
  1. Q1.Given below are two statements : Statement I : Boron is extremely hard indicating its high lattice energy. Statement II : Boron has highest melting and boiling point compared to its other group members. In the light of the above…
    Chemistry · P Block Elements · MCQ
  2. Q2.Match List I with List II Choose the correct answer from the options given below: Includes table
    Chemistry · Coordination Compounds · MCQ
  3. Q3.The two products formed in above reaction are - Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  4. Q4.The bond order and magnetic property of acetylide ion are same as that of
    Chemistry · Chemical Bonding and Molecular Structure · MCQ
  5. Q5.'A' in the above reaction is: Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  6. Q6.Given below are two statement: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: 5f electrons can participate in bonding to a far greater extent than 4f…
    Chemistry · D and F Block Elements · MCQ
  7. Q7.A metal chloride contains 55.0% of chlorine by weight . 100 mL vapours of the metal chloride at STP weigh 0.57 g. The molecular formula of the metal chloride is (Given: Atomic mass of chlorine is 35.5u…
    Chemistry · Some Basic Concepts of Chemistry · MCQ
  8. Q8.Correct statements for the given reaction are : A. Compound 'B' is aromatic B. The completion of above reaction is very slow C. 'A' shows tautomerism D. The bond lengths of C−C in compound B are found to be same Choose the… Includes diagram
    Chemistry · Alcohols Phenols and Ethers · MCQ
  9. Q9.The incorrect statement regarding the reaction given below is Includes diagram
    Chemistry · Compounds Containing Nitrogen · MCQ
  10. Q10.For lead storage battery pick the correct statements A. During charging of battery, PbSO4​ on anode is converted into PbO2​ B. During charging of battery, PbSO4​ on cathode is converted into PbO2​…
    Chemistry · Electrochemistry · MCQ
  11. Q11.Given below are two statements : Statement I : SbCl5​ is more covalent than SbCl3​ Statement II: The higher oxides of halogens also tend to be more stable than the lower ones. In the light of the above statements,…
    Chemistry · P Block Elements · MCQ
  12. Q12.In the following reaction 'A' is Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  13. Q13.The major product 'P' formed in the following sequence of reactions is Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  14. Q14.In an oligopeptide named Alanylglycylphenyl alanyl isoleucine, the number of sp2 hybridised carbons is ​.
    Chemistry · Biomolecules · Numerical
  15. Q15.80 mole percent of MgCl2​ is dissociated in aqueous solution. The vapour pressure of 1.0 molal aqueous solution of MgCl2​ at 38∘C is ​mm Hg. (Nearest integer)…
    Chemistry · Solutions · Numerical
  16. Q16.Values of work function (W 0​) for a few metals are given below The number of metals which will show photoelectric effect when light of wavelength 400 nm falls on it is ​ Given: h=6.6×10−34 J s… Includes table
    Chemistry · Structure of Atom · Numerical
  17. Q17.Three organic compounds A, B and C were allowed to run in thin layer chromatography using hexane and gave the following result (see figure). The Rf​ value of the most polar compound is ​… Includes diagram
    Chemistry · Basics of Organic Chemistry · Numerical
  18. Q18.The value of x in compound 'D' is ​. Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · Numerical
  19. Q19.The mass of NH 3​ produced when 131.8 kg of cyclohexanecarbaldehyde undergoes Tollen's test is ​ kg. (Nearest Integer) Molar Mass of C = 12g/mol N = 14g/mol O = 16g/mol
    Chemistry · Aldehydes Ketones and Carboxylic Acids · Numerical
  20. Q20.The reaction 2NO+Br2​→2NOBr takes places through the mechanism given below: NO+Br2​⇔NOBr2​(fast) NOBr2​+NO→2NOBr…
    Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
  21. Q21.An analyst wants to convert 1 L HCl of pH=1 to a solution of HCl of pH 2. The volume of water needed to do this dilution is ​mL. (Nearest integer)
    Chemistry · Ionic Equilibrium · Numerical
  22. Q22.One mole of an ideal gas at 350 K is in a 2.0 L vessel of thermally conducting walls, which are in contact with the surroundings. It undergoes isothermal reversible expansion from 2.0 L to 3.0 L against…
    Chemistry · Thermodynamics · Numerical