Chemistry CUET UG 22-05-2023 Shift 3 Paper

Official solved question paper with verified bilingual step-by-step solutions and key concepts. आधिकारिक हल प्रश्न पत्र — विस्तृत द्विभाषी व्याख्या, प्रामाणिक उत्तर कुंजी एवं मुख्य अवधारणाओं सहित।

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1 Match List-I with List-II: List-II (Gas) :--- (I) CO2 (B) 89 (III) N2 (at 293 K) (D) 1.67... Solve → 2 A drop of solution (volume 0.05 mL) contains 3.0 × 10^-9 mole of H^+ ions. If the rate... Solve → 3 The vapour pressure curve of a mixture of ethanol and acetone is higher than that of its... Solve → 4 Which of the following is not a correct expression for Dalton's law of partial pressures... Solve →

1 The standard reduction potential for Sn^4+/Sn^2+ is +0.15 V and for Cr^3+/Cr is -0.74 V... Solve → 2 The cell reaction occurring at the anode in the electrolysis of aqueous NaCl solution is: Solve → 3 Match List-I with List-II: List-II (Characteristic) :--- (I) Rechargeable (B) Mercury... Solve →

1 The half-life of a first order reaction is 25 minutes. Its rate constant is: Solve → 2 Which of the following is not correct about the order of a reaction? Solve →

1 The quantity of charge required to obtain 2 mol of Mn^2+ from MnO4^- is: Solve → 2 Which alloy is used for making bullets and lighter flints? Solve → 3 Which of the following statements is not correct? Solve → 4 Amongst the following ions, which should have the highest magnetic moment value? Solve → 5 Match List-I (Species / ions) with List-II (Colours in aqueous solution): List-II :---... Solve →

1 Two complexes of nickel having the same geometry but different magnetic behaviour are... Solve → 2 Which of the following complexes is not correctly matched with the hybridisation of its... Solve → 3 The compound [Pt(NH3)_2Cl2] exhibits: Solve →

1 The correct IUPAC name of CH3-CH(C_2H5)-CH2-Br is: Solve → 2 The appropriate reagent for the conversion of benzene to chlorobenzene is: Solve → 3 An alkyl halide with molecular formula C_5H_11Br on dehydrohalogenation gives two... Solve →

1 Name the reaction in which phenol reacts with chloroform in the presence of aqueous... Solve → 2 The IUPAC name of C_6H5-C(CH3)_2-OH is: Solve → 3 Few compounds are given below (A to D). Arrange them in the increasing order of their... Solve →

1 Which of the following reactions will not produce ketones? Solve → 2 Basic hydrolysis of esters produces: Solve → 3 Acetaldehyde and benzaldehyde can be best distinguished by: Solve → 4 In the reaction of propene (CH3-CH=CH2): (i) Acid-catalyzed hydration yields compound A... Solve →

1 In amines, the nitrogen atom is A and B hybridised, making geometry of amines as C. Then... Solve → 2 A positive carbylamine test is shown by: Solve → 3 A compound C_3H_6O does not form a silver mirror with Tollens' reagent but forms an oxime... Solve → 4 Arrange the following amines in the order of decreasing basic character in the gaseous... Solve →

1 Glucose does not react with which of the following reagents? Solve → 2 The hormone which controls the processes of burning of fats, proteins and carbohydrates... Solve → 3 D(+)-Glucose reacts with hydroxylamine to form an oxime. The Fischer projection structure... Solve →

1 A compound forms a hexagonal close-packed structure. What is the number of tetrahedral... Solve → 2 Which of the following defects are shown by KCl crystal? (A) Schottky defect (B) Frenkel... Solve →

1 The minimum concentration of an electrolyte in millimoles per litre which is required to... Solve → 2 According to the official NTA key, which of the following electrolytes has the maximum... Solve → 3 Which of the following statements is correct about a catalyst? Solve → 4 In the Freundlich adsorption isotherm, the value of 1/n is: Solve →

1 In the cyanide extraction process of silver, the oxidising and reducing agents used are: Solve → 2 Match List-I with List-II: List-II (Metal) :--- (I) Iron (B) Bessemerization (III)... Solve →

1 In case of phosphorus, PCl3 and PCl5 are possible while nitrogen only forms NCl3 and not... Solve → 2 Ammonia is manufactured by: N2(g) + 3H2(g) 2NH3(g), H^ = -46.1 kJ mol^-1. The various... Solve → 3 Chemical formula of laughing gas is: Solve → 4 Identify 'X' along with the oxidation state of halogen in the given reaction: 3Cl2 +... Solve → 5 The oxoacid of sulphur which has a lone pair of electrons on the sulphur atom is: Solve →

1 Amongst the following, identify the condensation polymer/s: (A) Bakelite (B) Teflon (C)... Solve →

1 Aspartame is a widely used artificial sweetener but is only limited to cold foods and... Solve → 2 Aspirin is an acetylation product of: Solve →

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Solutions 4 (8%)

Electrochemistry 3 (6%)

Chemical Kinetics 2 (4%)

d and f Block Elements 5 (10%)

Coordination Compounds 3 (6%)

Haloalkanes and Haloarenes 3 (6%)

Alcohols, Phenols and Ethers 3 (6%)

Aldehydes, Ketones and Carboxylic Acids 4 (8%)

Amines 4 (8%)

Biomolecules 3 (6%)

Solid State 2 (4%)

Surface Chemistry 4 (8%)

General Principles and Processes of Isolation of Elements 2 (4%)

p-Block Elements 5 (10%)

Polymers 1 (2%)

Chemistry in Everyday Life 2 (4%)