CUET Questions — Chemistry — CUET UG

Q34. CH₃CH₂OH --(H₂SO₄, 413K)--> A. Identify "A" and mention the name of mechanism through which it is formed?

Q31. Match List - I with List - II. List - I (A) Ethanol and Diethyl ether (B) Methanol and Ethanol (C) n-Butyl alcohol and tert. Butyl alcohol (D) Phenol and Cyclohexanol List - II (I) Lucas reagent

Q9. Match List I with List II List - I A. Soda Water B. Sugar Solution C. German Silver D. Air List - II I. A solution of gas in gas II. A solution of solid in solid III. A solution of solid in liquid

Q44. Which of the following statement is correct regarding hydrogen fuel cells?

Q25. In Kolbe's reaction, phenol undergoes:

Q9. Ecell for the given cell [Given E Br2/Br =+1.09 V.ECl2/CI- = +1.36 V] at 298 K is

Baking powder is a mixture of baking soda (sodium hydrogen carbonate) and __________?

Q42. Among the following the correct statement is A. Between NH3 and PH3, NH3 is a better electron donor because the lone pair of electrons occupy spherical 's' orbital and is less directional. B. Bet

Q43. In Hydrogen fuel cell, which gas is undergoing oxidation?

Q28. Which of the following is an example of minimum boiling azeotrope? (a) Phenol and aniline (b) Chloroform and acetone (c) Nitric acid and water (d) Ethanol and acetone

Q33. Which of the following sols are correctly matched with their corresponding charges? (A) Cr(OH)3 sol: negatively changed sol (B) TiO2 sol: positively charged sol (C) CdS sol: positively charged so

Q12. What will be the product formed when cyclohexanone undergoes Aldol condensation? [Image options show various cyclohexanone derivatives] (a) 2-(1-hydroxycyclohexyl)cyclohexan-1-one (b) Cyclohexano

Q17. Select the incorrect statement(s) A. Surface active agents like soaps and synthetic detergents form micelles in water. B. Soaps are emulsifying agents. C. C17H35 (hydrocarbon) and - COO (Carboxyl

Q25. Correct order of intermolecular forces of attractions in the following solids is: (A) NaCl (B) I2 (C) Ice (D) Iron (E) Rubber Choose the correct answer from the options given below: (a) (B), (D),

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

Q32. Match List-I with List-II: List-I (A) Impurity defect (B) Metal excess defect (C) Metal deficiency defect (D) Simple vacancy defect List-II (I) NaCl with anionic sites called F centres (II) FeO w

Q8. In process of froth floatation, which is used for the removing gangue from sulphide ones. Depressant used is: (a) Xanthates (b) Cresols (c) NaCN (d) Aniline

Q33. Name the reagent required to convert cyclohexene into hexane -1, 6-dioic acid. (a) KMnO4/H2SO4, Δ (b) Tollen's reagent (c) Grignard reagent (d) KCN

Q8. Identify transition metal complexes which are not octahedral in shape. (A) [Co(NH3)6]3+ (B) [Ni(CO)4] (C) [CoCl(NH3)5]2+ (D) [CoCl2(NH3)4]+ (E) [PtCl4]2- Choose the correct answer from the options

Q35. The cell Zn|Zn²+ (1M)||Cu²+ (1 M) Cu. (E°Cell = 1.10 V) Was allowed to be completely discharged at 298 K. The relative concentration of Zn²+/Cu²+ is: (a) 9.65 x 104 (b) Antilog 24.8 (c) 37.7 (d)