WB JEE 2023 | Electrochemistry Question 1 | Chemistry

WB JEE 2023

MCQ (Single Correct Answer)

-0.25

$$\mathrm{BrF_3}$$ self ionises as following

$$\mathrm{2BrF_3\rightleftharpoons BrF^+ + BrF_5^-}$$

$$\mathrm{2BrF_3\rightleftharpoons BrF_2^+ + BrF_4^-}$$

$$\mathrm{2BrF_3\rightleftharpoons BrF_4^+ + BrF_2^-}$$

$$\mathrm{2BrF_3\rightleftharpoons BrF_3^+ + BrF_3^-}$$

WB JEE 2023

MCQ (Single Correct Answer)

-0.25

The equivalent conductance of NaCl, HCl and CH$$_3$$COONa at infinite dilution are 126.45, 426.16 and 91 ohm$$^{-1}$$cm$$^2$$eq$$^{-1}$$ respectively at 25$$^\circ$$C. The equivalent conductance of acetic acid (at infinite dilution) would be

461.61 ohm$$^{-1}$$cm$$^2$$eq$$^{-1}$$

390.71 ohm$$^{-1}$$cm$$^2$$eq$$^{-1}$$

cannot be determined from the given data.

208.71 ohm$$^{-1}$$cm$$^2$$eq$$^{-1}$$

WB JEE 2021

MCQ (Single Correct Answer)

-0.25

Which of the following solutions will have highest conductivity?

0.1 M CH₃COOH

0.1 M NaCl

0.1 M KNO₃

0.1 M HCl

WB JEE 2021

MCQ (Single Correct Answer)

-0.25

The reduction potential of hydrogen half-cell will be negative if

p(H₂) = 1 atm and [H⁺] = 1.0 M

p(H₂) = 1 atm and [H⁺] = 2.0 M

p(H₂) = 2 atm and [H⁺] = 1.0 M

p(H₂) = 2 atm and [H⁺] = 2.0 M

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Chemistry

Physical Chemistry

Some Basic Concepts of Chemistry Atomic Structure Redox Reaction Gaseous State Chemical Equilibrium Liquid Solution Ionic Equilibrium Thermodynamics Chemical Kinetics Radioactivity and Nuclear Chemistry Electrochemistry Solid State Surface Chemistry

Inorganic Chemistry

Periodic Table Chemical Bonding Metallurgy Hydrogen and It's Compounds Some s Block Elements Some P Block Elements d and f Block Elements Coordination Compounds

Organic Chemistry

IUPAC Nomenclatures General Organic Chemistry Isomerism Hydrocarbons Halogen Derivatives Alcohol and Ether Aldehyde and Ketone Aromatic Chemistry Carbonyl Compounds Carboxylic Acids and Amines Polymers Biomolecules Practical Chemistry Chemistry In Everyday Life

Mathematics

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Logarithms Sequence and Series Quadratic Equations Complex Numbers Permutations and Combinations Mathematical Induction and Binomial Theorem Matrices and Determinants Vector Algebra Three Dimensional Geometry Probability Statistics Sets and Relations

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Properties of Triangle Inverse Trigonometric Functions Trigonometric Functions & Equations

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Straight Lines and Pair of Straight Lines Circle Parabola Ellipse and Hyperbola

Calculus

Functions Limits, Continuity and Differentiability Differentiation Application of Derivatives Indefinite Integrals Definite Integration Application of Integration Differential Equations