Chemistry · 2025 · 7 Apr · 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 · 7 Apr · Shift 1
25 questions from this JEE Main paper
Ionic Equilibrium2 questionsChemical Kinetics and Nuclear Chemistry2 questionsThermodynamics1 questionsCompounds Containing Nitrogen1 questionsSalt Analysis3 questionsChemical Bonding and Molecular Structure1 questionsD and F Block Elements1 questionsPeriodic Table and Periodicity2 questionsBasics of Organic Chemistry1 questionsGaseous State1 questionsAlcohols Phenols and Ethers1 questionsBiomolecules1 questionsStructure of Atom1 questionsHydrocarbons2 questionsCoordination Compounds2 questionsSome Basic Concepts of Chemistry2 questionsElectrochemistry1 questions
- Q1.An aqueous solution of HCl with pH 1.0 is diluted by adding equal volume of water (ignoring dissociation of water). The pH of HCl solution would GivenChemistry · Ionic Equilibrium · MCQ
- Q2.A person's wound was exposed to some bacteria and then bacterial growth started to happen at the same place. The wound was later treated with some antibacterial medicine and the rate of bacterial decay(r) was found to be proportional with…Chemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
- Q3.Total enthalpy change for freezing of 1 mol of water at to ice at is (Given: …Chemistry · Thermodynamics · MCQ
- Q4.Which of the following amine (s) show (s) positive carbylamine test? B. C. D. Choose the correct answer from the options… Includes diagramChemistry · Compounds Containing Nitrogen · MCQ
- Q5.Which of the following compounds is least likely to give effervescence of in presence of aq.Chemistry · Salt Analysis · MCQ
- Q6.Match the List I with List II. Choose the correct answer from the options given below: Includes tableChemistry · Chemical Bonding and Molecular Structure · MCQ
- Q7.The first transition series metal ' ' has the highest enthalpy of atomisation in its series. One of its aquated ion exists in green colour. The nature of the oxide formed by the above …Chemistry · D and F Block Elements · MCQ
- Q8.The number of valence electrons present in the metal among and Ni which has the lowest enthalpy of atomisation is :Chemistry · Periodic Table and Periodicity · MCQ
- Q9.Which of the following is the correct IUPAC name of given organic compound (X)? Includes diagramChemistry · Basics of Organic Chemistry · MCQ
- Q10.At the sea level, the dry air mass percentage composition is given as nitrogen gas: 70.0 , oxygen gas: 27.0 and argon gas: 3.0 . If total pressure is 1.15 atm , then calculate the ratio of following respectively: (i) partial pressure of…Chemistry · Gaseous State · MCQ
- Q11.Given below are two statements : Statement I : Dimethyl ether is completely soluble in water. However, diethyl ether is soluble in water to a very small extent. Statement II : Sodium metal can be used to dry diethyl ether and not ethyl…Chemistry · Alcohols Phenols and Ethers · MCQ
- Q12.Given below are two statements : Statement I : Mohr's salt is composed of only three types of ions-ferrous, ammonium and sulfate. Statement II : If the molar conductance at infinite dilution for ferrous, ammonium and sulfate ions are …Chemistry · Salt Analysis · MCQ
- Q13.Given below are two statements: Statement I: D-(+)-glucose + D-(+) fructose Sucrose …Chemistry · Biomolecules · MCQ
- Q14.Which of the following statements are correct, if the threshold frequency of caesium is ? A. When Cs is placed inside a vacuum chamber with an ammeter connected to it and yellow light is focused on Cs ,… Includes diagramChemistry · Structure of Atom · MCQ
- Q15.The group 14 elements and have the first ionisation enthalpy values of 708 and respectively. The above values are lowest among their group members. The nature of their ions …Chemistry · Periodic Table and Periodicity · MCQ
- Q16.The reactions which cannot be applied to prepare an alkene by elimination, are Choose the correct answer from the options given below: Includes diagramChemistry · Hydrocarbons · MCQ
- Q17.When a salt is treated with sodium hydroxide solution it gives gas X . On passing gas X through reagent Y a brown coloured precipitate is formed. X and Y respectively, areChemistry · Salt Analysis · MCQ
- Q18.Reaction is a first order reaction. It was started with pure A Which of the following option is incorrect? Includes tableChemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
- Q19.An octahedral complex having molecular composition has two isomers A and B. The solution of A gives a white precipitate with solution and the…Chemistry · Coordination Compounds · MCQ
- Q20.Given below are two statements: Statement I : Ozonolysis followed by treatment with of cis-2-butene gives ethanal. Statement II : The product obtained by ozonolysis followed by treatment with …Chemistry · Hydrocarbons · MCQ
- Q21.An organic compound weighing 500 mg , produced 220 mg of , on complete combustion. The percentage composition of carbon in the compound is . (nearest integer) (Given molar mass in …Chemistry · Some Basic Concepts of Chemistry · Numerical
- Q22.The number of paramagnetic complexes among , …Chemistry · Coordination Compounds · Numerical
- Q23.1 Faraday electricity was passed through and 0.1 Faraday was passed through electrolytic cells. After this the… Includes diagramChemistry · Electrochemistry · Numerical
- Q24.The percentage dissociation of a salt solution at given temperature (van't Hoff factor ) is %(Nearest integer)Chemistry · Ionic Equilibrium · Numerical
- Q25.Thyroxine, the hormone has given below structure The percentage of iodine in thyroxine is %. (nearest integer) (Given molar mass in … Includes diagramChemistry · Some Basic Concepts of Chemistry · Numerical