CUET Questions — Chemistry — CUET UG

Q37. A solution of CuSO4 is electrolysed for 10 minutes using a current of 1.5 amperes. (1 mol of Cu = 63 g). How much copper is deposited at cathode. 1F = 96487 Cmol-1 (a) 0.2938 g (b) 2.938 g (c) 29

Q39. False statement about Frenkel defect is:

Q13. Match the ores in List-I with their chemical composition in List-II: List-I (A) Kaolinite (B) Siderite (C) Malachite (D) Calamine List-II (I) FeCO3 (II) ZnCO3 (III) [Al2(OH)4Si2O5] (IV) CuCO3.Cu(

Q39. In the following sequence of reactions: CH₃-CH(NH₂)-CH₃ (Isopropyl amine) HNO₂ → [A] Oxidation → [B] CH₃MgBr H⁺/H₂O → [C] The compound [C] is:

Q14. Match List I with List II List - I A. Artificial Sweetner B. Antihistamines C. Aspirin D. Antiseptics List - II I. Furacine II. Non-narcotic III. Alitame IV. Terfenadine Choose the correct answer

Q12. Which of the following is a molecular solid?

Q38. What is the order of hydrolysis of methyl acetate in acidic medium? (a) Zero order (b) Pseudo First order (c) First order (d) Second order

Q40. Arrange the following in increasing order of their basic strength (I) C6H5NH2 (II) C2H5NH2 (III) NH3

Q20. The pair in which both the species have the same magnetic moment (spin only value) is: (a) [Cr(H2O)6]2+, [CoCl4]2- (b) [Cr(H2O)6]2+, [Fe(H2O)6]2+ (c) [Mn(H2O)6]2+, [Cr(H2O)6]2+ (d) [CoCl4]2-, [Fe

Q34. Arrange the following in decreasing order of their boiling point (I) CH3-CH2-OH (II) CH3-O-CH3 (III) H3C-CH-CH3 (a) I > II > III (b) II > III > I (c) III > I > II (d) II > I > III

Q36. The correct statements about Cr²⁺ and Mn³⁺ are: (atomic number of Cr = 24 and Mn = 25) (A) Cr²⁺ is a reducing agent (B) Mn³⁺ is an oxidising agent (C) Both Cr²⁺ and Mn³⁺ exhibit d⁴ electronic con

Q45. Benzaldehyde is less reactive towards nucleophilic addition reaction than formaldehyde because of:

Q29. Which of the following compounds can be used as antifreeze in automobile radiators? (a) Methyl Alcohol (b) Glycol (c) Nitrophenol (d) Ethyl Alcohol

Q21. [Image shows Propene reacting with Benzene in presence of H+ to form A. A reacts with KMnO4/H+ to form B. B reacts with NH3/Δ to form D. D reacts with KOBr to form E.] Product E is: (a) Aniline (

Q21. Mohr's salt is ________ is colour (a) Yellow (b) Blue (c) Green (d) Colourless

Q49. The permanent bleaching effect is caused by: (a) Chlorine gas (b) SO2 gas (c) Aqua Regia (d) COCl2

Q3. Which of the following amines can be prepared by Gabriel synthesis? (A) Isobutyl amine (B) 2-Phenyl ethylamine (C) N-Methyl benzyl amine (D) Aniline Choose the correct answer from the options give

Which of the following will show "Tyndall Effect"? (A) Mixture of water and milk (B) Sunlight passing through a canopy of dense forest (C) Solution of copper sulphate (D) Light entering a smoke-filled

Q6. 20 g of binary electrolyte (Molecular mass = 100) are dissolved in 500 g of water. The freezing point of the solution is -0.74°C and kf is 1.86 K kg mol-1. The degree of ionisation of electrolyte

Q3. Chlorine containing antibiotic by soil microorganisms which is effective for the treatment of typhoid fever is: (a) Chloroquine (b) Chloramphenicol (c) Halothane (d) Tetra chloromethane