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Chemistry · 2025 · 4 Apr · Shift 2

25 questions from this JEE Main paper
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Chemistry · 2025 · 4 Apr · Shift 2

25 questions from this JEE Main paper

Chemical Bonding and Molecular Structure1 questionsChemical Kinetics and Nuclear Chemistry2 questionsPractical Organic Chemistry2 questionsP Block Elements1 questionsAldehydes Ketones and Carboxylic Acids1 questionsStructure of Atom1 questionsSolutions2 questionsBasics of Organic Chemistry3 questionsPeriodic Table and Periodicity2 questionsCoordination Compounds3 questionsThermodynamics1 questionsHaloalkanes and Haloarenes2 questionsBiomolecules1 questionsSome Basic Concepts of Chemistry1 questionsIonic Equilibrium2 questions
  1. Q1.Given below are two statements: Statement (I): For , all three possible structures may be drawn as follows. Statement (II): Structure III is most stable, as the orbitals having the lone pairs are axial, where the lp – bp repulsion is… Includes diagram
    Chemistry · Chemical Bonding and Molecular Structure · MCQ
  2. Q2.Consider the following plots of log of rate constant k(logk) vs  T1​ for three different reactions. The correct order of activation energies of these reactions is : Includes diagram
    Chemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
  3. Q3.Match List - I with List - II Choose the correct answer from the options given below : Includes table
    Chemistry · Practical Organic Chemistry · MCQ
  4. Q4.Given below are two statements : Statement (I) : The first ionisation enthalpy of group 14 elements is higher than the corresponding elements of group 13. Statement (II) : Melting points and boiling points of group 13 elements are in…
    Chemistry · P Block Elements · MCQ
  5. Q5.Which among the following compounds give yellow solid when reacted with NaOI/NaOH ? Choose the correct answer from the options given below : Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
  6. Q6.Consider the ground state of chromium atom (Z=24). How many electrons are with Azimuthal quantum number l=1 and l=2 respectively ?
    Chemistry · Structure of Atom · MCQ
  7. Q7.Given below are two statements: Statement (I) : Molal depression constant Kf​ is given by Δ Sfus​M1​RTf​​, where symbols have their usual meaning. Statement (II) : Kf​…
    Chemistry · Solutions · MCQ
  8. Q8.The IUPAC name of the following compound is: Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  9. Q9.Half life of zero order reaction A→ product is 1 hour, when initial concentration of reactant is 2.0 mol L−1. The time required to decrease concentration of A from 0.50 to 0.25 mol L−1…
    Chemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
  10. Q10.The incorrect relationship in the following pairs in relation to ionisation enthalpies is :
    Chemistry · Periodic Table and Periodicity · MCQ
  11. Q11.A toxic compound " A " when reacted with NaCN in aqueous acidic medium yields an edible cooking component and food preservative " B ". " B " is converted to " C " by diborane and can be used as an additive to petrol to reduce emission. "C"…
    Chemistry · Practical Organic Chemistry · MCQ
  12. Q12.In which pairs, the first ion is more stable than the second? Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  13. Q13.' X' is the number of electrons in t2g​ orbitals of the most stable complex ion among [Fe(NH3​)6​]3+,[FeCl6​]3−,[Fe(C2​O4​)3​]3−…
    Chemistry · Coordination Compounds · MCQ
  14. Q14.The correct order of basicity for the following molecules is : Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  15. Q15.Consider the given data : (a) HCl(g)+10H2​O(l)→HCl.10H2​OΔH=−69.01 kJ mol−1(b) HCl(g)+40H2​O(l)→HCl.40H2​OΔH=−72.79 kJ mol−1…
    Chemistry · Thermodynamics · MCQ
  16. Q16.Consider the following molecule(X). The major product formed when the given molecule (X) is treated with HBr(1eq) is : Includes diagram
    Chemistry · Haloalkanes and Haloarenes · MCQ
  17. Q17.The correct order of [FeF6​]3−,[CoF6​]3−,[Ni(CO)4​] and [Ni(CN)4​]2− complex species based on the number of unpaired electrons…
    Chemistry · Coordination Compounds · MCQ
  18. Q18.Given below are two statements : Statement (I) : Alcohols are formed when alkyl chlorides are treated with aqueous potassium hydroxide by elimination reaction. Statement (II) : In alcoholic potassium hydroxide, alkyl chlorides form alkenes…
    Chemistry · Haloalkanes and Haloarenes · MCQ
  19. Q19.A dipeptide, " x" on complete hydrolysis gives "y" and "z". "y" on treatment with aq. HNO2​ produces lactic acid. On the other hand " z " on heating gives the following cyclic molecule. Based on the information given,… Includes diagram
    Chemistry · Biomolecules · MCQ
  20. Q20.The elements of Group 13 with highest and lowest first ionisation enthalpies are respectively :
    Chemistry · Periodic Table and Periodicity · MCQ
  21. Q21.Sea water, which can be considered as a 6 molar (6M) solution of NaCl , has a density of 2 g mL−1. The concentration of dissolved oxygen (O2​) in sea water is 5.8 ppm . Then the…
    Chemistry · Solutions · Numerical
  22. Q22.The amount of calcium oxide produced on heating 150 kg limestone ( 75% pure) is ​ kg. (Nearest integer) Given: Molar mass (in gmol−1 ) of Ca-40, O-16, C-12
    Chemistry · Some Basic Concepts of Chemistry · Numerical
  23. Q23.A metal complex with a formula MCl4​⋅3NH3​ is involved in sp3 d2 hybridisation. It upon reaction with excess of AgNO3​ solution gives 'x' moles of AgCl . Consider 'x' is…
    Chemistry · Coordination Compounds · Numerical
  24. Q24.The molar conductance of an infinitely dilute solution of ammonium chloride was found to be 185 S cm2 mol−1 and the ionic conductance of hydroxyl and chloride ions are 170 and 70 S cm2 mol−1…
    Chemistry · Ionic Equilibrium · Numerical
  25. Q25.xmg of Mg(OH)2​( molar mass =58) is required to be dissolved in 1.0 L of water to produce a pH of 10.0 at 298 K . The value of x is ​ mg. (Nearest integer) (Given : Mg(OH)2​…
    Chemistry · Ionic Equilibrium · Numerical