List of top Chemistry Questions asked in CUET (UG)

Gabriel phthalimide synthesis is used for the preparation of
Select the correct statements for [Fe(CN)\(_6\)]\(^{3-}\) complex:
(A) Paramagnetic
(B) sp\(^3\)d\(^2\) hybridization
(C) Magnetic moment = 5.92 BM
(D) d\(^2\)sp\(^3\) hybridization
What is the decreasing order of field strength of given ligands? (A) S\(^{2-}\)
(B) Ethylenediamine
(C) NCS\(^{-}\)
(D) CN\(^{-}\)
Acidified potassium dichromate oxidizes sulphides (S\(^{2-}\)) to .......
What is the IUPAC name of [Pt(NH\(_3\))\(_2\)Cl\(_2\)]?
What is the color of Fe\(^{3+}\)(aq) ion?
Why is HCl not used to make the medium acidic in oxidation reactions of KMnO\(_4\) in acidic medium?
The atomic number of Lanthanum is 57. Its electronic configuration will be ......
Arrange the following ions in increasing order of number of 3d-electrons: (A) Cr$^{2+}$
(B) Cu$^{2+}$
(C) Ti$^{3+}$
(D) Mn$^{2+}$
A galvanic cell behaves as an electrolytic cell when?
Which of the following does not represent a correct application of the coordination compound?
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
Which cell is used in automobiles and inverters?
Calculate the molality of KI if the density of 20% (mass/mass) aqueous solution of KI is (1)202 g mL$^{-1}$.
(Molar mass of KI is 166 g mol$^{-1}$)
The unit of \( E_{\text{cell}} \) is
The following solutions were prepared by dissolving 1 g of solute in 1 L of the solution. Arrange the following solutions in decreasing order of their molarity: (A) Glucose (molar mass = 180 g mol$^{-1}$)
(B) NaOH (molar mass = 40 g mol$^{-1}$)
(C) NaCl (molar mass = 58.5 g mol$^{-1}$)
(D) KCl (molar mass = 7(4)5 g mol$^{-1}$)
Give the reason for low concentration of oxygen in the blood and tissues of people living at high altitude.
The value of van't Hoff factor, i, for CH₃COOH solution in water will be
The wavelength of the first line in the Balmer series of hydrogen spectrum is 656 nm. What is the wavelength of the second line?
Which of the following molecules has the highest bond angle?
Which of the following compounds contains a carbonyl group?
Which of the following is used as a catalyst in the Haber process?
In an electrochemical cell, the standard electrode potential of Zn\(^{2+}\)/Zn is \(-0.76\, \text{V}\) and that of Cu\(^{2+}\)/Cu is \(+0.34\, \text{V}\). What is the standard EMF of the cell?
Which of the following is a polysaccharide?
For a spontaneous process at constant temperature and pressure, which of the following is true?