Class 11 Chemistry Chapter 3 MCQ. We covered all the Class 11 Chemistry Chapter 3 MCQ in this post for free so that you can practice well for the exam.
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Class 11 Chemistry Chapter 3 Objective MCQ for Students
The orbital motion of electrons is quenched more in
(A) Pm
(B) Sm
(C) Ti
(D) None of these
Option c – Ti
The stability of a particular oxidation state of a metal in an aqueous solution is determined by
(A) Enthalpy of sublimation of the metal
(B) Ionization energy
(C) Enthalpy of hydration of the metal ion
(D) All of these
Option d – All of these
Which of the following compounds is (are ) colored due to charge transfer spectra and not due to d-d transition?
(A) K2Cr2O7
(B) KMnO4
(C) Both (A) & (B)
(D) None of these
Option b – Both (A) & (B)
The correct formula of permanganic acid is
(A) HMnO4
(B) HMnO5
(C) H₂MnO4
(D) H₂MnO3
Option a – HMnO4
In the lanthanide series, the basicity of the lanthanide hydroxides
(A) Increases
(B) Decreases
(C) First increase and then decrease
(D) First decrease and then increases
Option b – Decreases
Which of the following compounds is used as the starting material for the preparation of potassium dichromate
(A) K2SO4.Cr2(SO4)3.24H2O (Chrome alum)
(B) PbCrO4 (Chrome yellow)
(C) FeCr204 (Chromite)
(D) PbCrO4PbO (Chrome re(D)
Option c – FeCr204 (Chromite)
The starting material for the manufacture of KMnO4 is
(A) Pyrolusite
(B) Manganite
(C) Magnetite
(D) Haematite
Option a – Pyrolusite
Which of the following is ionic in nature
(A) CuF2
(B) CuCl2
(C) CuBr2
(D) None of these
Option a – CuF2
Out of AgNO3, AgF, and AgCIO4, water-soluble salts are :
(A) AgF
(B) AgF, AgNO3
(C) AgF, AgNO3, AgClO4
(D) none of the above
Option c – AgF, AgNO3, AgClO4
When an intimate mixture of potassium dichromate and potassium chloride is heated with conc. H2SO4 which of the following is produced in the form of red vapors
(A) CrO3
(B) Cr203
(C) CrO2Cl2
(D) CrCl3
Option c – CrO2Cl2
Which oxide of manganese is acidic in nature
(A) MnO
(B) Mn2O7
(C) Mn2O3
(D) MnO2
Option b – Mn2O7
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