Chemistry · 2025 · 28 Jan · Shift 1
25 questions from this JEE Main paperGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Chemistry · 2025 · 28 Jan · Shift 1
25 questions from this JEE Main paper
Periodic Table and Periodicity2 questionsSolutions1 questionsBiomolecules1 questionsIonic Equilibrium1 questionsChemical Kinetics and Nuclear Chemistry1 questionsAldehydes Ketones and Carboxylic Acids3 questionsHaloalkanes and Haloarenes2 questionsStructure of Atom1 questionsRedox Reactions3 questionsD and F Block Elements1 questionsChemical Bonding and Molecular Structure2 questionsBasics of Organic Chemistry1 questionsAlcohols Phenols and Ethers1 questionsThermodynamics2 questionsSome Basic Concepts of Chemistry2 questionsElectrochemistry1 questions
- Q1.The incorrect decreasing order of atomic radii isChemistry · Periodic Table and Periodicity · MCQ
- Q2.What is the freezing point depression constant of a solvent, 50 g of which contain 1 g non volatile solute (molar mass ) and the decrease in freezing point is 0.40 K ?Chemistry · Solutions · MCQ
- Q3.Given below are two statements: Statement I : D-glucose pentaacetate reacts with 2,4 -dinitrophenylhydrazine Statement II : Starch, on heating with concentrated sulfuric acid at and …Chemistry · Biomolecules · MCQ
- Q4.A weak acid HA has degree of dissociation x . Which option gives the correct expression of ( pH - )?Chemistry · Ionic Equilibrium · MCQ
- Q5.For a given reaction is related to as given in table. Given: Which of the following is true? A. The order of the reaction is . B. If … Includes diagramChemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
- Q6.A molecule ("P") on treatment with acid undergoes rearrangement and gives ("Q"). ("Q") on ozonolysis followed by reflux under alkaline condition gives (" "). The structure of (" ") is given below. The structure of ("P") is Includes diagramChemistry · Aldehydes Ketones and Carboxylic Acids · Multiple correct
- Q7.The products A and B in the following reactions, respectively areChemistry · Haloalkanes and Haloarenes · MCQ
- Q8.In a multielectron atom, which of the following orbitals described by three quantum numbers will have same energy in absence of electric and magnetic fields? A. B. …Chemistry · Structure of Atom · MCQ
- Q9.Given below are two statements: Statement I: In the oxalic acid vs (in the presence of dil ) titration the solution needs to be heated initially to , but no heating is…Chemistry · Redox Reactions · MCQ
- Q10.Consider the following elements and Ge . The most stable oxidation states of elements with highest and lowest first ionisation enthalpies, respectively, areChemistry · Periodic Table and Periodicity · MCQ
- Q11.Both acetaldehyde and acetone (individually) undergo which of the following reactions? A. Iodoform Reaction B. Cannizaro Reaction C. Aldol Condensation D. Tollen's Test E. Clemmensen Reduction Choose the correct answer from the options…Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
- Q12.The compounds that produce with aqueous solution are: Choose the correct answer from the options given below: Includes diagramChemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
- Q13.The metal ion whose electronic configuration is not affected by the nature of the ligand and which gives a violet colour in non-luminous flame under hot condition in borax bead test isChemistry · D and F Block Elements · MCQ
- Q14.Consider ' n ' is the number of lone pair of electrons present in the equatorial position of the most stable structure of . The ions from the following with ' n ' number of unpaired electrons are A. B. …Chemistry · Chemical Bonding and Molecular Structure · MCQ
- Q15.The correct order of stability of following carbocations is : Includes diagramChemistry · Basics of Organic Chemistry · MCQ
- Q16.Match the List - I with List - II Choose the correct answer from the options given below: Includes tableChemistry · Redox Reactions · MCQ
- Q17.Given below are two statements : Statement I : Statement II : In , intramolecular substitution takes place first by involving lone pair of electrons on nitrogen. In the light of the above statements, choose the most appropriate answer from… Includes diagramChemistry · Alcohols Phenols and Ethers · MCQ
- Q18.Which of the following oxidation reactions are carried out by both and in acidic medium? A. B. C. …Chemistry · Redox Reactions · MCQ
- Q19.The molecules having square pyramidal geometry areChemistry · Chemical Bonding and Molecular Structure · MCQ
- Q20.Ice and water are placed in a closed container at a pressure of 1 atm and temperature 273.15 K . If pressure of the system is increased 2 times, keeping temperature constant, then identify correct observation from followingChemistry · Thermodynamics · MCQ
- Q21.The formation enthalpies, for and are 220.0 and , respectively, at 298.15 K , and …Chemistry · Thermodynamics · Numerical
- Q22.Consider the following sequence of reactions: 11.25 mg of chlorobenzene will produce of product B. (Consider the reactions result in complete conversion.) [Given molar mass of … Includes diagramChemistry · Haloalkanes and Haloarenes · Numerical
- Q23.The molarity of a (mass/mass) aqueous solution of a monobasic acid (X) is M (Nearest integer) [Given: Density of aqueous solution of (X) is Molar mass…Chemistry · Some Basic Concepts of Chemistry · Numerical
- Q24.Given below is the plot of the molar conductivity vs for KCl in aqueous solution. If, for the higher concentration of KCl solution, the resistance of the conductivity cell is , then the… Includes diagramChemistry · Electrochemistry · Numerical
- Q25.Quantitative analysis of an organic compound (X) shows following % composition. C : Cl : 64.46% H: 1.8 % (Empirical formula mass of the compound is (Given molar mass in …Chemistry · Some Basic Concepts of Chemistry · Numerical