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Chemistry · 2023 · 6 Apr · Shift 1

22 questions from this JEE Main paper

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2023 · 6 Apr · Shift 1
Chemistry

Chemistry · 2023 · 6 Apr · Shift 1

22 questions from this JEE Main paper

Coordination Compounds2 questions Electrochemistry1 questions Haloalkanes and Haloarenes1 questions Compounds Containing Nitrogen3 questions Redox Reactions2 questions Chemical Equilibrium1 questions Chemical Bonding and Molecular Structure2 questions Periodic Table and Periodicity1 questions Biomolecules1 questions D and F Block Elements1 questions Practical Organic Chemistry1 questions Hydrocarbons1 questions Structure of Atom1 questions Thermodynamics2 questions Solutions1 questions Some Basic Concepts of Chemistry1 questions

Q1.Given below are two statements, one is labelled as Assertion $A$ and the other is labelled as Reason $R$ . Assertion A: The spin only magnetic moment value for $[Fe (CN)_{6}]^{3 -}$ is $1.74 BM$ …
Chemistry · Coordination Compounds · MCQ
Q2.The standard electrode potential of $M^{+} / M$ in aqueous solution does not depend on
Chemistry · Electrochemistry · MCQ
Q3.For the reaction The correct statement is Includes diagram
Chemistry · Haloalkanes and Haloarenes · MCQ
Q4.The major products A and B from the following reactions are: Includes diagram
Chemistry · Compounds Containing Nitrogen · MCQ
Q5.Which of the following options are correct for the reaction $2 [Au (CN)_{2}]^{-} (aq) + Zn (s) \to 2 Au (s) + [Zn (CN)_{4}]^{2 -} (aq)$ …
Chemistry · Redox Reactions · MCQ
Q6.For a concentrated solution of a weak electrolyte ( $K_{eq} =$ equilibrium constant) $A_{2} B_{3}$ of concentration ' $c$ ', the degree of dissociation ' $α$ ' is :
Chemistry · Chemical Equilibrium · MCQ
Q7.Match List I with List II Choose the correct answer from the options given below: Includes table
Chemistry · Chemical Bonding and Molecular Structure · MCQ
Q8.The difference between electron gain enthalpies will be maximum between :
Chemistry · Periodic Table and Periodicity · MCQ
Q9.The major product formed in the following reaction is Includes diagram
Chemistry · Compounds Containing Nitrogen · MCQ
Q10.Match List I with List II Choose the correct answer from the options given below: Includes table
Chemistry · Biomolecules · MCQ
Q11.Compound $P$ is neutral, $Q$ gives effervescence with $NaHCO_{3}$ while $R$ reacts with Hinsbergs reagent to give solid soluble in $NaOH$ . Compound $P$ is Includes diagram
Chemistry · Compounds Containing Nitrogen · MCQ
Q12.Strong reducing and oxidizing agents among the following, respectively, are :
Chemistry · D and F Block Elements · MCQ
Q13.Match List I with List II Choose the correct answer from the options given below: Includes table
Chemistry · Practical Organic Chemistry · MCQ
Q14.Number of bromo derivatives obtained on treating ethane with excess of $Br_{2}$ in diffused sunlight is
Chemistry · Hydrocarbons · Numerical
Q15.The wavelength of an electron of kinetic energy $4.50 \times 1 0^{- 29}$ J is $\times 1 0^{- 5}$ m. (Nearest integer) Given : mass of electron is $9 \times 1 0^{- 31}$ kg, h $= 6.6 \times 1 0^{- 34}$ J s
Chemistry · Structure of Atom · Numerical
Q16.The number of species from the following which have square pyramidal structure is $PF_{5}, BrF_{4}^{-}, IF_{5}, BrF_{5}, XeOF_{4}, ICl_{4}^{-}$
Chemistry · Chemical Bonding and Molecular Structure · Numerical
Q17.Consider the graph of Gibbs free energy G vs Extent of reaction. The number of statement/s from the following which are true with respect to points (a), (b) and (c) is A. Reaction is spontaneous at (a) and (b) B.… Includes diagram
Chemistry · Thermodynamics · Numerical
Q18.Mass of Urea $(NH_{2} CONH_{2})$ required to be dissolved in $25%$ of water in order to reduce the vapour pressure of water by $25%$ is g. (Nearest integer) Given:…
Chemistry · Solutions · Numerical
Q19.The value of $A ⇌ B$ for the reaction $A ⇌ B$ at is . (Nearest integer) Given: $Δ H^{\circ} = - 54.07 kJ mol^{- 1} Δ S^{\circ} = 10 J K^{- 1} mol^{- 1}$ …
Chemistry · Thermodynamics · Numerical
Q20.Number of ambidentate ligands in a representative metal complex $[M (en) (SCN)_{4}]$ is . [en = ethylenediamine]
Chemistry · Coordination Compounds · Numerical
Q21.If 5 moles of $BaCl_{2}$ is mixed with 2 moles of $Na_{3} PO_{4}$ , the maximum number of moles of $Ba_{3} (PO_{4})_{2}$ formed is (Nearest integer)
Chemistry · Some Basic Concepts of Chemistry · Numerical
Q22.In ammonium - phosphomolybdate, the oxidation state of Mo is +
Chemistry · Redox Reactions · Numerical