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Chemistry · 2024 · 6 Apr · Shift 2

29 questions from this JEE Main paper

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2024 · 6 Apr · Shift 2
Chemistry

Chemistry · 2024 · 6 Apr · Shift 2

29 questions from this JEE Main paper

Redox Reactions2 questions Basics of Organic Chemistry3 questions Salt Analysis1 questions Aldehydes Ketones and Carboxylic Acids1 questions Compounds Containing Nitrogen2 questions Practical Organic Chemistry1 questions Hydrocarbons1 questions Electrochemistry1 questions Coordination Compounds3 questions Some Basic Concepts of Chemistry1 questions P Block Elements1 questions D and F Block Elements2 questions Alcohols Phenols and Ethers1 questions Biomolecules1 questions Chemical Equilibrium1 questions Chemical Bonding and Molecular Structure2 questions Thermodynamics1 questions Solutions1 questions Structure of Atom1 questions Chemical Kinetics and Nuclear Chemistry1 questions Haloalkanes and Haloarenes1 questions

Q1.The number of ions from the following that are expected to behave as oxidising agent is : $Sn^{4 +}, Sn^{2 +}, Pb^{2 +}, Tl^{3 +}, Pb^{4 +}, Tl^{+}$
Chemistry · Redox Reactions · MCQ
Q2.The correct arrangement for decreasing order of electrophilic substitution for above compounds is : Includes diagram
Chemistry · Basics of Organic Chemistry · MCQ
Q3.During the detection of acidic radical present in a salt, a student gets a pale yellow precipitate soluble with difficulty in $NH_{4} OH$ solution when sodium carbonate extract was first acidified with dil. $HNO_{3}$ …
Chemistry · Salt Analysis · MCQ
Q4.Consider the given reaction, identify the major product P. Includes diagram
Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
Q5.Match List I with List II. Choose the correct answer from the options given below : Includes table
Chemistry · Redox Reactions · MCQ
Q6.Identify the product A in the following reaction. Includes diagram
Chemistry · Compounds Containing Nitrogen · MCQ
Q7.The correct statement among the following, for a "chromatography" purification method is :
Chemistry · Practical Organic Chemistry · MCQ
Q8.Consider the above chemical reaction. Product "A" is : Includes diagram
Chemistry · Hydrocarbons · MCQ
Q9.How can an electrochemical cell be converted into an electrolytic cell ?
Chemistry · Electrochemistry · MCQ
Q10.Given below are two statements : Statement I : $PF_{5}$ and $BrF_{5}$ both exhibit $sp^{3} d$ hybridisation. Statement II : Both $SF_{6}$ and $[Co (NH_{3})_{6}]^{3 +}$ exhibit $sp^{3} d^{2}$ …
Chemistry · Coordination Compounds · MCQ
Q11.Match List I with List II. Choose the correct answer from the options given below : Includes table
Chemistry · Coordination Compounds · MCQ
Q12.Molality $(m)$ of $3 M$ aqueous solution of $NaCl$ is : (Given : Density of solution $= 1.25 g mL^{- 1}$ , Molar mass in $g mol^{- 1} : Na - 23, Cl - 35.5$ )
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q13.Evaluate the following statements related to group 14 elements for their correctness. (A) Covalent radius decreases down the group from $C$ to $Pb$ in a regular manner. (B) Electronegativity decreases from $C$ to…
Chemistry · P Block Elements · MCQ
Q14.Arrange the following elements in the increasing order of number of unpaired electrons in it. (A) $Sc$ (B) $Cr$ (C) $V$ (D) $Ti$ (E) $Mn$ Choose the correct answer from the options given below :
Chemistry · D and F Block Elements · MCQ
Q15.The major products formed : A and B respectively are : Includes diagram
Chemistry · Alcohols Phenols and Ethers · MCQ
Q16.The incorrect statements regarding enzymes are : (A) Enzymes are biocatalysts. (B) Enzymes are non-specific and can catalyse different kinds of reactions. (C) Most Enzymes are globular proteins. (D) Enzyme - oxidase catalyses the…
Chemistry · Biomolecules · MCQ
Q17.The ratio $\frac{K _{P}}{K _{C}}$ for the reaction : $CO_{(g)} + \frac{1}{2} O_{2 (g)} ⇌ CO_{2 (g)}$ is :
Chemistry · Chemical Equilibrium · MCQ
Q18.The correct IUPAC name of $[PtBr_{2} (PMe_{3})_{2}]$ is :
Chemistry · Coordination Compounds · MCQ
Q19.The incorrect statement regarding the geometrical isomers of 2-butene is :
Chemistry · Basics of Organic Chemistry · MCQ
Q20.Consider the following reactions The number of protons that do not involve in hydrogen bonding in the product B is . Includes diagram
Chemistry · Chemical Bonding and Molecular Structure · Numerical
Q21.For the reaction at $298 K, 2 A + B \to C, Δ H = 400 kJ mol^{- 1}$ and $Δ S = 0.2 kJ mol^{- 1} K^{- 1}$ . The reaction will become…
Chemistry · Thermodynamics · Numerical
Q22.Number of carbocations from the following that are not stabilized by hyperconjugation is . Includes diagram
Chemistry · Basics of Organic Chemistry · Numerical
Q23.When ' $x$ ' $\times 1 0^{- 2} mL$ methanol (molar mass $= 32 g$ ' density $= 0.792 g / cm^{3}$ ) is added to $100 mL$ . water (density $= 1 g / cm^{3}$ ), the following diagram is… Includes diagram
Chemistry · Solutions · Numerical
Q24.For hydrogen atom, energy of an electron in first excited state is $- 3.4 eV, K . E$ . of the same electron of hydrogen atom is $x eV$ . Value of $x$ is $\times 1 0^{- 1} eV$ …
Chemistry · Structure of Atom · Numerical
Q25.Consider the two different first order reactions given below $A + B \to C (Reaction 1) P \to Q (Reaction 2)$ The…
Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
Q26.An amine $(X)$ is prepared by ammonolysis of benzyl chloride. On adding p-toluenesulphonyl chloride to it the solution remains clear. Molar mass of the amine $(X)$ formed is $g mol^{- 1}$ …
Chemistry · Compounds Containing Nitrogen · Numerical
Q27.Among $VO_{2}^{+}, MnO_{4}^{-}$ and $Cr_{2} O_{7}^{2 -}$ , the spin-only magnetic moment value of the species with least oxidising ability is BM (Nearest integer). (Given atomic member $V = 23, Mn = 25, Cr = 24$ …
Chemistry · D and F Block Elements · Numerical
Q28.The ratio of number of oxygen atoms to bromine atoms in the product Q is $\times 1 0^{- 1}$ . Includes diagram
Chemistry · Haloalkanes and Haloarenes · Numerical
Q29.Total number of species from the following with central atom utilising $sp^{2}$ hybrid orbitals for bonding is . $NH_{3}, SO_{2}, SiO_{2}, BeCl_{2}, C_{2} H_{2}, C_{2} H_{4}, BCl_{3}, HCHO, C_{6} H_{6}, BF_{3}, C_{2} H_{4} Cl_{2}$ …
Chemistry · Chemical Bonding and Molecular Structure · Numerical