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Chemistry · 2024 · 27 Jan · Shift 2

30 questions from this JEE Main paper

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2024 · 27 Jan · Shift 2
Chemistry

Chemistry · 2024 · 27 Jan · Shift 2

30 questions from this JEE Main paper

Coordination Compounds3 questions Basics of Organic Chemistry4 questions Alcohols Phenols and Ethers3 questions P Block Elements2 questions Practical Organic Chemistry1 questions Biomolecules1 questions Haloalkanes and Haloarenes2 questions Electrochemistry2 questions Redox Reactions1 questions D and F Block Elements3 questions Hydrocarbons1 questions Some Basic Concepts of Chemistry3 questions Aldehydes Ketones and Carboxylic Acids1 questions Chemical Kinetics and Nuclear Chemistry1 questions Chemical Bonding and Molecular Structure1 questions Thermodynamics1 questions

Q1.Identity the incorrect pair from the following :
Chemistry · Coordination Compounds · MCQ
Q2.The order of relative stability of the contributing structure is : Choose the correct answer from the options given below : Includes diagram
Chemistry · Basics of Organic Chemistry · MCQ
Q3.Major product formed in the following reaction is a mixture of : Includes diagram
Chemistry · Alcohols Phenols and Ethers · MCQ
Q4.Given below are two statements : Statement (I) : Oxygen being the first member of group 16 exhibits only -2 oxidation state. Statement (II) : Down the group 16 stability of +4 oxidation state decreases and +6 oxidation state increases. In…
Chemistry · P Block Elements · MCQ
Q5.The technique used for purification of steam volatile water immiscible substances is :
Chemistry · Practical Organic Chemistry · MCQ
Q6.Which structure of protein remains intact after coagulation of egg white on boiling?
Chemistry · Biomolecules · MCQ
Q7.Identify B formed in the reaction. $Cl - (CH_{2})_{4} - Cl excess NH_{3} A NaOH B + H_{2} O + NaCl$
Chemistry · Haloalkanes and Haloarenes · MCQ
Q8.Identify from the following species in which $d^{2} sp^{3}$ hybridization is shown by central atom :
Chemistry · Coordination Compounds · MCQ
Q9.Phenolic group can be identified by a positive:
Chemistry · Alcohols Phenols and Ethers · MCQ
Q10.Match List - I with List - II. Choose the correct answer from the options given below : Includes table Includes diagram
Chemistry · Alcohols Phenols and Ethers · MCQ
Q11.Which among the following halide/s will not show $S_{N} 1$ reaction: (A) $H_{2} C = CH - CH_{2} Cl$ (B) $CH_{3} - CH = CH - Cl$ (C) (D) Choose the most appropriate… Includes diagram
Chemistry · Haloalkanes and Haloarenes · MCQ
Q12.Which of the following statements is not correct about rusting of iron?
Chemistry · Electrochemistry · MCQ
Q13.Which of the following cannot function as an oxidising agent?
Chemistry · Redox Reactions · MCQ
Q14.Given below are two statements : Statement (I) : In the Lanthanoids, the formation $Ce^{+ 4}$ is favoured by its noble gas configuration. Statement (II) : $Ce^{+ 4}$ is a strong oxidant reverting to the common +3 state. In…
Chemistry · D and F Block Elements · MCQ
Q15.Choose the correct option having all the elements with $d^{10}$ electronic configuration from the following :
Chemistry · D and F Block Elements · MCQ
Q16.The incorrect statement regarding conformations of ethane is :
Chemistry · Basics of Organic Chemistry · MCQ
Q17.The final product A, formed in the following reaction sequence is: Includes diagram
Chemistry · Hydrocarbons · MCQ
Q18.Bond line formula of HOCH(CN) $_{2}$ is :
Chemistry · Basics of Organic Chemistry · MCQ
Q19.The quantity which changes with temperature is :
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q20.The molecular formula of second homologue in the homologous series of mono carboxylic acids is
Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
Q21.1 mole of $PbS$ is oxidised by " $X$ " moles of $O_{3}$ to get " $Y$ " moles of $O_{2}$ . $X + Y =$ .
Chemistry · P Block Elements · Numerical
Q22.The Spin only magnetic moment value of square planar complex $[Pt (NH_{3})_{2} Cl (NH_{2} CH_{3})] Cl$ is B.M. (Nearest integer)…
Chemistry · Coordination Compounds · Numerical
Q23.Total number of compounds with Chiral carbon atoms from following is . Includes diagram
Chemistry · Basics of Organic Chemistry · Numerical
Q24.Time required for completion of $99.9%$ of a First order reaction is times of half life $(t_{1/2})$ of the reaction.
Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
Q25.The hydrogen electrode is dipped in a solution of $pH = 3$ at $2 5^{\circ} C$ . The potential of the electrode will be $\times 1 0^{- 2} V$ . $(\frac{2.303 RT}{F} = 0.059 V)$ …
Chemistry · Electrochemistry · Numerical
Q26.The number of non-polar molecules from the following is . $HF, H_{2} O, SO_{2}, H_{2}, CO_{2}, CH_{4}, NH_{3}, HCl, CHCl_{3}, BF_{3}$ …
Chemistry · Chemical Bonding and Molecular Structure · Numerical
Q27. $100%$ of aniline is subjected to reaction with excess of acetic anhydride to prepare acetanilide. The mass of acetanilide produced if the reaction is $100%$ completed is $\times 1 0^{- 1} g$ .…
Chemistry · Some Basic Concepts of Chemistry · Numerical
Q28.Volume of $3 M NaOH$ (formula weight $40 g mol^{- 1}$ ) which can be prepared from $NaOH$ of $NaOH$ is $\times 1 0^{- 1} dm^{3}$ .
Chemistry · Some Basic Concepts of Chemistry · Numerical
Q29.Total number of ions from the following with noble gas configuration is . $Sr^{2 +} (z = 38), Cs^{+} (z = 55), La^{2 +} (z = 57), Pb^{2 +} (z = 82), Yb^{2 +} (z = 70)$ and $Fe^{2 +} (z = 26)$ …
Chemistry · D and F Block Elements · Numerical
Q30.For a certain thermochemical reaction $M \to N$ at $T = 400 K, Δ H^{⊖} = 77.2 kJ mol^{- 1}, Δ S = 122 JK^{- 1}, lo g$ equilibrium…
Chemistry · Thermodynamics · Numerical