CUET Questions — Chemistry

Q2. Which solutions will have the highest boiling point?

Q15. When dilute hydrochloric acid is added to sodium chromate solution the colour changes to:

Q14. In Octahedral coordination entities:

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

Q32. o-Nitrophenol is less soluble in water than p-nitrophenol because:

Q7. Arrange the following compounds in the order of their increasing boiling point: Pentan-1-ol, n-butane, pentanal, ethoxy ethane

Q46. Match List-I with List-II: List-I (A) Ammonia (B) Nitric Acid (C) Phosphene (D) White Phosphorus List-II (I) Rotten fish smell (II) Detection of metal ions (III) Chemiluminescence (IV) Ostwald Pr

Q3. Match List-I with List-II: List-I (A) Diamagnetic solid (B) Ferromagnetic solid (C) Antiferomagnetic solid (D) Ferrimagnetic solid List-II (I) CrO2 (II) Fe304 (III) NaCl (IV) MnO Choose the correc

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(

Q5. If time taken for a first order reaction to get 90% complete is 24 min, its t99.9% will be: (a) 240 min (b) 48 min (c) 120 min (d) 72 min