CUET Questions — Chemistry — CUET
494 solved questions with detailed explanations
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