List of top Chemistry Questions on General Chemistry asked in CUET (UG)

Consider the following statements regarding carbohydrates: Assertion (A): Sucrose is a non-reducing sugar. Reason (R): In sucrose, both the anomeric carbon atoms of glucose and fructose participate in glycosidic bond formation. Choose the correct option.

The value of van't Hoff factor, i, for CH₃COOH solution in water will be

Match List-I with List-II \[ \begin{array}{|l|l|} \hline \textbf{Solutions} & \textbf{Explanation} \\ \hline (A) \; \text{Saturated solution} & (I) \; \text{Solution having two components.} \\ \hline (B) \; \text{Isotonic solutions} & (II) \; \text{A solution whose osmotic pressure is more than that of another.} \\ \hline (C) \; \text{Binary solution} & (III) \; \text{A solution which contains the maximum amount of solute that can be dissolved in a given amount of solvent at a given temperature.} \\ \hline (D) \; \text{Hypertonic solution} & (IV) \; \text{The solutions having the same osmotic pressure at a given temperature.} \\ \hline \end{array} \]

What is the color of Fe\(^{3+}\)(aq) ion?

The atomic number of Lanthanum is 57. Its electronic configuration will be ......

The following statements describe various properties of a Mercury cell:
(A) It converts energy of combustion into electrical energy
(B) It is rechargeable
(C) The cell reaction involved is Zn(Hg) + HgO(s) $→$ ZnO(s) + Hg(l)
(D) It is a low current device used in hearing aids

Arrange the following ions in increasing order of number of 3d-electrons: (A) Cr$^{2+}$
(B) Cu$^{2+}$
(C) Ti$^{3+}$
(D) Mn$^{2+}$

Amylose is a water-soluble part of starch. What is the percentage solubility of it?

Which reagent will distinguish Benzophenone from acetone?

In the nitration of benzene using a mixture of conc. H₂SO₄ and conc. HNO₃, the nitrating species is:

Give the reason for low concentration of oxygen in the blood and tissues of people living at high altitude.

Which cell is used in automobiles and inverters?

The unit of \( E_{\text{cell}} \) is

Match compound/elements of List-I with their uses given in List-II \[ \begin{array}{|l|l|} \hline \textbf{List-I} & \textbf{List-II} \\ \hline (A) \; \text{Magnesium based alloy is constituent of} & (I) \; \text{Bullets} \\ \hline (B) \; \text{Lanthanoid oxide} & (II) \; \text{Petroleum cracking} \\ \hline (C) \; \text{Mixed oxides of Lanthanoids are employed in} & (III) \; \text{Television screen} \\ \hline (D) \; \text{Misch metal} & (IV) \; \text{Lanthanoid metal and iron} \\ \hline \end{array} \]

What is the decreasing order of field strength of given ligands? (A) S\(^{2-}\)
(B) Ethylenediamine
(C) NCS\(^{-}\)
(D) CN\(^{-}\)

Hell-Volhard Zelinsky reaction is used for the formation of

The structural feature in carbonyl compound for Aldol condensation is:

The nitrogen atom in amines is trivalent and possess an unshared pair of electrons. The geometry of trimethyl amine is:

Gabriel phthalimide synthesis is used for the preparation of

Which of the following compounds will not give azo coupling reaction with benzene diazonium chloride?

A galvanic cell behaves as an electrolytic cell when?

What is an example of globular protein? (A) Insulin
(B) Keratin
(C) Albumin
(D) Myosin

Which among the following is a false statement?