CUET QuestionsChemistryCUET UG

494 solved questions with detailed explanations

361

Q11. Given reaction is the example of - OH --(NaOH)--> ONa --((i) CO2 (ii) H+)--> OH/COOH (a) Kolbe's reaction (b) Reimer-Tiemann reaction (c) Williamson Synthesis (d) Friedel Craft reaction

CUET UGChemistry
362

Q41. Identify Compound [A]

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Q18. Process of zone refining is used in the purification of (a) Al (b) Cu (c) Ge (d) Ag

CUET UGChemistry
364

Q24. Which of the following is incorrect? (a) CH3-CH2-OH (H2SO4, Con/443 K) → CH2=CH2 + H2O (b) CH3-C(CH3)(OH)-CH3 (Cu, 573 K) → CH3-C(=O)-CH3 + CH4 (c) CH3-CH(OH)-CH3 (85% H3PO4) → CH3-CH=CH2 + H2O (

CUET UGChemistry
365

Q10. Identify allylic alcohol: (A) CH₂=CH-CH₂-OH (B) CH₃-CH=CH-CH₂-OH (C) C₆H₅-CH(OH)-CH₃ (D) CH₃-CH=CH-C(CH₃)₂-OH Choose the correct answer from the options given below:

CUET UGChemistry
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Q14. The volume of mixing (ΔV) is not zero for which of the following solutions?

CUET UGChemistry
367

Q30. Neutral or weakly alkaline KMnO₄ solution will oxidise iodide ion into:

CUET UGChemistry
368

Q43. Identify the amino acid which is amphoteric in nature. (a) Arginine (b) Formic acid (c) Glutamic acid (d) Glycine

CUET UGChemistry
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Q28. Match List-I with List-II: List-I (A) Buna-S (B) Neoprene (C) PVC (D) Teflon List-II (I) Vinyl chloride (II) 1,3-Butadiene and styrene (III) Tetra flouroethene (IV) Chloroprene Choose the correct

CUET UGChemistry
370

Q48. Which force is responsible for holding Ar in its clathrate compound with quinol?

CUET UGChemistry
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Q45. Which of the following is the correct statement for hybridization of C-atom and number of and II bonds in the Carbonyl group?

CUET UGChemistry
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Q39. The role of a catalyst is to change: (a) Gibbs energy of reaction (b) Enthalpy of reaction (c) Activation energy of reaction (d) Equilibrium constant

CUET UGChemistry
373

Q42. Converting [A] into [C] is called:

CUET UGChemistry
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Q27. Identify product 'A' in the reaction shown below: [Image shows Aniline reacting with (CH3CO)2O/Pyridine, then with Br2, CH3COOH, to form 'A'.] (a) p-bromoaniline (b) N-(4-bromophenyl)acetamide (c

CUET UGChemistry
375

Q16. [Image shows a CH2=CH-CH2-X structure] These structures represent which particular kind of halides:

CUET UGChemistry
376

Q27. The electrochemical cells Zn|Zn2+||Cu2+|Cu and Fe|Fe2+||Cu2+| Cu are connected in series, What will be the net emf of the cell at 25°C? Given: E° of Zn2+|Zn = -0.76V E° of Cu2+| Cu = +0.34 V E° o

CUET UGChemistry
377

Q15. Choose the incorrect statement. (a) In endothermic reaction reactant molecules have lower energy than product molecules (b) Energy of activated complex is higher than the energy of reactants (c)

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378

Q41. The intermediate compound [A] is:

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379

Q35. Which of the following curves represent a first order reactions? (Graph images shown: (a) t1/2 vs initial concentration, horizontal line; (b) concentration vs time, linear decreasing; (c) 1/conce

CUET UGChemistry
380

Q44. Optically inactive amino acid from the following is: (a) Valine (b) Glycine (c) Alanine (d) Proline

CUET UGChemistry