CUET Questions — Chemistry

Q29. White phosphorous shows chemiluminescence because it:

Q21. Match List - 1 with List - 11. List-I (Reaction of -N₂Cl) (A) -N₂Cl + H₃PO₂ (B) -N₂Cl + KI (C) -N₂Cl + H₂O (D) -N₂Cl + NH₃ List-II (Products) (I) Benzene (II) Iodo benzene (III) Phenol (IV) Anili

Q36. Write the IUPAC name of the following compound C6H5O(CH2)6- CH3 (a) 2-Methoxy heptane (b) 1 - Phenoxy heptane (c) 1 - Benzoyl heptane (d) Methyl benzyl ether

Q24. Which of the pair(s) are correctly matched? Colloid type (A) Liquid in solids (B) Solid in liquid (C) Solid in Gas (D) Gas in liquid (E) Liquid in Solid Example Gem stones Cell fluids Mist Pumice

Q9. For the reactions 5Br⁻(aq) + BrO₃⁻(aq) + 6H⁺(aq) → 3Br₂(aq) + 3H₂O(l) The rate of the reaction is:

Q25. What is the packing efficiency of simple cubic lattice?

Q19. C₆H₅NO₂ --(1) Fe/HCl, (2) HNO₂, (3) H₂O--> A Product 'A' is:

Q3. Which of the following processes is responsible for the formation of a Delta when river water meets the sea water?

Q24. Alum helps in purifying water by: A. Coagulation of mud particles B. Sedimentation of mud particles. C. Dialysis D. Forming true solution with water (a) A & C only (b) A & D only (c) B & C only (

Q45. NH3 is a stronger base than PH3 (a) Phosphorus is smaller in size than nitrogen (b) Nitrogen is smaller in size than phosphorus (c) PH3 does not have lone pair of electron (d) NH3 does not have l