CUET Questions — Chemistry — CUET UG

Q43. White phosphorus on reacting with NaOH gives NaH2PO2 and PH3 as products. This is an example of. (a) Dimerisation reaction (b) Disproportionation reaction (c) Condensation reaction (d) Precipitat

Q40. From the following, choose the one which are not secondary haloalkanes: (A) 2-Bromopentane (B) 1-Bromo-3-methylbutane (C) 3-Bromopentane (D) 2-Bromo-2-methylbutane (E) 2-Bromo-3-methylbutane Choo

Q16. In the following sequence of reaction: CH3Br --KCN--> A --H3O+--> B --LiAlH4/ether--> C The end product (C) is (a) Acetone (b) Methane (c) Acetaldehyde (d) Ethyl alcohol

Q25. For the reaction, R→ P, the log ([R]t/[R]0) verses time (t) plot is given below. What is the order of reaction and what are the units of rate constant? (a) Zero order, s-1 (b) First order, s-1 (c

Q13. Which of the following is an example of buffer solution?

Q49. An organic compound C₃H₆O does not give a precipitate with 2,4-dinitrophenylhydrazine and also does not react with metallic sodium. It could be

Q46. Which of the following statement/s is/are correct? A. Aldeydes give positive test with Tollen's reagent. B. Ketones give positive test with Fehling's solution C. Ketones do not react with Fehling

Q21. 0.01 molal aqueous solutions of strong electrolytes NaCl, KCl, MgSO₄ and K₂SO₄ are prepared. Which of the following statements is correct regarding their osmotic pressure? (Assume complete dissoc

Q28. Correct order of boiling points in the following is: (A) CH3CHO (B) CH3COOH (C) CH3CH2OH (D) CH3CH3 (E) CH3CH2C1 Choose the correct answer from the options given below: (a) (C), (B), (A), (D), (E

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

Q34. Match List-I with List-II List-I Item (A) Vinegar (B) Orange (C) Tamarind (D) Tomato List-II Acid (I) Citric Acid (II) Tartaric Acid (III) Oxalic Acid (IV) Acetic Acid Choose the correct answer f

Q35. The magnetic moment of Cu²⁺ion (Z = 29) is:

Q19. The pair(s) of co-ordination complexes/ions exhibiting the same kind of isomerism is / are: (A) [Cr(NH₃)₅Cl] Cl₂ and [Cr(NH₃)₄Cl₂]Cl (B) [Co(NH₃)₄Cl₂]⁺ and [Pt(NH₃)₂(H₂O)Cl]⁺ (C) [CoBr₂Cl₂]²⁻ and

Q7. Which one of the following will show Tyndall effect?