CUET Questions — Chemistry

Q2. Match List I with List II List - I A. Mg in solid state B. MgCl2 in molten state C. Silicon with phosphorus D. Germanium with boron List - II I. p-type Semiconductor II. n-type Semiconductor III.

Q32. Which of the following is the correct formula of a colligative property? (a) P1-P1 / P1° = x1 (b) ΔΤb = Kb ×1000×W2 / M1 X W1 (c) AT = Kf ×1000 × W2 / M2 X W1 (d) π = ΔTERT

Q24. Which property is observed in an emulsion?

Q5. The relative reactivity order of following halides towards SN1 reaction is: (I) CH₃-C(CH₃)₂-Cl (II) CH₃-CH₂-Cl (III) CH₃Cl (IV) Ph₂CHCl

Q25. Electrical disintegration or Bredig's Arc method involves

Q40. Which of the following ion is colourless? (a) Zn2+ (b) Ti3+ (c) Mn3+ (d) Cr3+

Q49. What will be the products formed in the following equation? U(S) + 3ClF3(l)→ + (a) UF4 (g) and 3UCI (g) (b) UF6 (g) and 3CIF (g) (c) UF4 (g) and 3 CIF (g) (d) UF6 (g) and 3 UCI (g)

Q12. Major Constituent of natural gas is

Q50. Given below are the Hydrides formed by group 15 elements. Choose the correct decreasing order of basicity of the following hydrides (A) AsH3 (B) PH3 (C) NH3 (D) BiH3 (E) SbH3 Choose the correct a

Q10. In which of the following molecules carbon atom marked with asterix (*) is a stereocentre or Chiral centre? (a) H *C-Br OH (b) H *C-CH3 C2H5 H (c) OH H *C/CH3 CH3 (d) H * C-Cl H F