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Chemistry · 2024

50 questions from this NEET paper

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2024
Chemistry

Chemistry · 2024

50 questions from this NEET paper

Periodic Table and Periodicity2 questions Chemical Kinetics3 questions Hydrocarbons2 questions D and F Block Elements6 questions Chemical Bonding and Molecular Structure4 questions Organic Compounds Containing Nitrogen2 questions Ionic Equilibrum2 questions Electrochemistry2 questions Chemical Equilibrium2 questions Thermodynamics3 questions Some Basic Concepts of Organic Chemistry4 questions Aldehydes Ketones and Carboxylic Acids1 questions Coordination Compounds3 questions Some Basic Concepts of Chemistry3 questions P Block Elements2 questions Alcohol Phenols and Ethers2 questions Structure of Atom2 questions Haloalkanes and Haloarenes2 questions Biomolecules1 questions Redox Reactions1 questions Solutions1 questions

Q101.The correct decreasing order of atomic radii (pm) of $Li, Be, B$ and $C$ is
Chemistry · Periodic Table and Periodicity · MCQ
Q102.Following data is for a reaction between reactants A and B : $The order of the reaction with respect to A and B, respectively, are$ Includes table
Chemistry · Chemical Kinetics · MCQ
Q103.Given below are two statements: Statement I: Propene on treatment with diborane gives an addition product with the formula Statement II: Oxidation of with hydrogen peroxide in presence of $NaOH$ gives propan-2ol. In the light of… Includes diagram
Chemistry · Hydrocarbons · MCQ
Q104.Baeyer's reagent is :
Chemistry · D and F Block Elements · MCQ
Q105.Which of the following molecules has "NON ZERO" dipole moment value?
Chemistry · Chemical Bonding and Molecular Structure · MCQ
Q106.The major product X formed in the following reaction sequence is : Includes diagram
Chemistry · Organic Compounds Containing Nitrogen · MCQ
Q107.Which indicator is used in the titration of sodium hydroxide against oxalic acid and what is the colour change at the end point?
Chemistry · Ionic Equilibrum · MCQ
Q108.Match List I with List II : Identify the correct answer from the options given below : Includes table
Chemistry · Periodic Table and Periodicity · MCQ
Q109.From the following select the one which is not an example of corrosion.
Chemistry · Electrochemistry · MCQ
Q110.Which of the following pairs of ions will have same spin only magnetic moment values within the pair? A. $Zn^{2 +}, Ti^{2 +}$ B. $Cr^{2 +}, Fe^{2 +}$ C. $Ti^{3 +}, Cu^{2 +}$ D. $V^{2 +}, Cu^{+}$ …
Chemistry · D and F Block Elements · MCQ
Q111.At a given temperature and pressure, the equilibrium constant values for the equilibria are given below: $3 A_{2} + B_{2} ⇌ 2 A_{3} B, K_{1} A_{3} B ⇌ \frac{3}{2} A_{2} + \frac{1}{2} B_{2}, K_{2}$ …
Chemistry · Chemical Equilibrium · MCQ
Q112.Arrange the following compounds in increasing order of their solubilities in chloroform: $NaCl, CH_{3} OH$ , cyclohexane, $CH_{3} CN$
Chemistry · Chemical Bonding and Molecular Structure · MCQ
Q113.Identify the incorrect statement about $PCl_{5}$ .
Chemistry · Chemical Bonding and Molecular Structure · MCQ
Q114.Choose the correct statement for the work done in the expansion and heat absorbed or released when 5 litres of an ideal gas at 10 atmospheric pressure isothermally expands into vacuum until volume is 15 litres :
Chemistry · Thermodynamics · MCQ
Q115.The correct IUPAC name of the compound is : Includes diagram
Chemistry · Some Basic Concepts of Organic Chemistry · MCQ
Q116.Which of the following set of ions act as oxidising agents?
Chemistry · D and F Block Elements · MCQ
Q117.Select the incorrect reaction among the following :
Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
Q118.The UV-visible absorption bands in the spectra of lanthanoid ions are 'X', probably because of the excitation of electrons involving 'Y'. The 'X' and 'Y', respectively, are : Narrow and d and f orbitals
Chemistry · D and F Block Elements · MCQ
Q119.Ethylene diaminetetraacetate ion is a/an:
Chemistry · Coordination Compounds · MCQ
Q120.The amount of glucose required to prepare $\frac{M}{20}$ of $\frac{M}{20}$ aqueous solution is : (Molar mass of glucose : $180 g mol^{- 1}$ )
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q121.Identify the incorrect statement from the following :
Chemistry · P Block Elements · MCQ
Q122.For the reaction in equilibrium $N_{2} (g) + 3 H_{2} (g) ⇌ 2 NH_{3} (g), Δ H = - Q$ Reaction is favoured in forward direction by:
Chemistry · Chemical Equilibrium · MCQ
Q123.The major product D formed in the following reaction sequence is : Includes diagram
Chemistry · Alcohol Phenols and Ethers · MCQ
Q124.Match List I with List II: Choose the correct answer from the options given below: Includes table
Chemistry · D and F Block Elements · MCQ
Q125.Which of the following is not an ambidentate ligand?
Chemistry · Coordination Compounds · MCQ
Q126.The quantum numbers of four electrons are given below : I. $n = 4; I = 2; m_{1} = - 2; s = - \frac{1}{2}$ II. $n = 3; I = 2; m_{1} = 1; s = + \frac{1}{2}$ III. $n = 4; I = 1; m_{1} = 0; s = + \frac{1}{2}$ IV. $n = 3; I = 1; m_{1} = - 1; s = + \frac{1}{2}$ The…
Chemistry · Structure of Atom · MCQ
Q127.The major product $C$ in the below mentioned reaction is: $CH_{3} CH_{2} CH_{2} Br alc. KOH Δ A HBr B aq. KOH Δ C$ …
Chemistry · Haloalkanes and Haloarenes · MCQ
Q128.The compound that does not undergo Friedel-Crafts alkylation reaction but gives a positive carbylamine test is :
Chemistry · Organic Compounds Containing Nitrogen · MCQ
Q129.For an endothermic reaction: (A) $q_{p}$ is negative. (B) $Δ_{r} H$ is positive. (C) $Δ_{r} H$ is negative. (D) $q_{p}$ is positive. Choose the correct answer…
Chemistry · Thermodynamics · MCQ
Q130. $H_{2}$ of $H_{2}$ has same number of molecules as in:
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q131.Which of the following plot represents the variation of $ln k$ versus $\frac{1}{T}$ in accordance with Arrhenius equation?
Chemistry · Chemical Kinetics · MCQ
Q132.A steam volatile organic compound which is immiscible with water has a boiling point of $25 0^{\circ} C$ . During steam distillation, a mixture of this organic compound and water will boil :
Chemistry · Some Basic Concepts of Organic Chemistry · MCQ
Q133.Given below are two statements : Statement I : Glycogen is similar to amylose in its structure. Statement II : Glycogen is found in yeast and fungi also. In the light of the above statements, choose the correct answer from the options…
Chemistry · Biomolecules · MCQ
Q134.The oxidation states not shown by Mn in given reaction is : $3 MnO_{4}^{2 -} + 4 H^{+} ⟶ 2 MnO_{4}^{-} + MnO_{2} + 2 H_{2} O$ A. +6 B. +2 C. +4 D. +7 E. +3 Choose the most…
Chemistry · Redox Reactions · MCQ
Q135.Given below are two statements: Statement I: The Balmer spectral line for H atom with lowest energy is located at $\frac{5}{36} R_{H} cm^{- 1}$ . ( $R_{H} =$ Rydberg constant) Statement II: When the temperature of…
Chemistry · Structure of Atom · MCQ
Q136.Identify D in the following sequence of reactions: Includes diagram
Chemistry · Alcohol Phenols and Ethers · MCQ
Q137.Identify the incorrect statement.
Chemistry · D and F Block Elements · MCQ
Q138.Match List-I with List-II : Choose the correct answer from the options given below : Includes table
Chemistry · Some Basic Concepts of Organic Chemistry · MCQ
Q139.Match List-I with List-II: Choose the correct answer from the options given below: Includes table
Chemistry · Chemical Bonding and Molecular Structure · MCQ
Q140.The standard cell potential of the following cell $Zn Zn^{2 +} (aq) Fe^{2 +} (aq) ∣ Fe$ is $Zn (s) + Fe^{2 +} (aq) \to Zn^{2 +} (aq) + Fe (s)$ . Calculate the standard Gibbs energy change for the reaction: $Zn (s) + Fe^{2 +} (aq) \to Zn^{2 +} (aq) + Fe (s)$ …
Chemistry · Electrochemistry · MCQ
Q141.Match List I with List II: Choose the correct answer from the options given below: Includes table
Chemistry · P Block Elements · MCQ
Q142.The ratio of solubility of AgCl in 0.1 M KCl solution to the solubility of AgCl in water is: (Given : Solubility product of AgCl = 10 $^{-10}$ )
Chemistry · Ionic Equilibrum · MCQ
Q143.On complete combustion, 0.3 g of an organic compound gave 0.2 g of CO $_{2}$ and 0.1 g of H $_{2}$ O. The percentage composition of carbon and hydrogen in the compound, respectively is:
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q144.The following reaction method is not suitable for the preparation of the corresponding haloarene products, due to high reactivity of halogen, when X is : Includes diagram
Chemistry · Haloalkanes and Haloarenes · MCQ
Q145.The alkane that can be oxidized to the corresponding alcohol by KMnO $_{4}$ as per the equation is, when : Includes diagram
Chemistry · Hydrocarbons · MCQ
Q146.For the following reaction at $A_{2} (g) + 3 B_{2} (g) \to 2 AB_{3} (g)$ $A_{2} (g) + 3 B_{2} (g) \to 2 AB_{3} (g)$ the enthalpy change is $+ 15 kJ$ , then the internal energy change is :
Chemistry · Thermodynamics · MCQ
Q147.Rate constants of a reaction at $700 K$ and $0.04 s^{- 1}$ are $0.04 s^{- 1}$ and $0.14 s^{- 1}$ , respectively; then, activation energy of the reaction is : (Given: $lo g 3.5 = 0.5441, R = 8.31 J K^{- 1} mol^{- 1}$ …
Chemistry · Chemical Kinetics · MCQ
Q148.Mass of glucose $(C_{6} H_{12} O_{6})$ required to be dissolved to prepare one litre of its solution which is isotonic with $15 g L^{- 1}$ solution of urea $(NH_{3} CONH_{2})$ …
Chemistry · Solutions · MCQ
Q149. $[Mn_{2} (CO)_{10}]$ and $[Co_{2} (CO)_{8}]$ structures have A. Metal-Metal linkage B. Terminal CO groups C. Bridging CO groups D. Metal in zero oxidation state Choose the correct…
Chemistry · Coordination Compounds · MCQ
Q150.Methyl group attached to a positively charged carbon atom stabilizes the carbocation due to
Chemistry · Some Basic Concepts of Organic Chemistry · MCQ