jee_main_2025_02_april_morning - Electrochemistry Topics

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QUESTION #0 Nernst Equation and Salt Hydrolysis pH
Consider the following electrochemical cell at standard condition. Au(s) QH₂, Q NH₄X (0.01 M) Ag^+ (1 M) Ag(s) Ecell = +0.4 V The couple QH₂ / Q represents quinhydrone electrode, the half cell reaction is given below: {{IMG1}} [ Given: EAg^+ / Ag^o = +0.8 V and (2.303 RT)/(F) = 0.06 V ] The pKb value of the ammonium halide salt (NH₄X) used here is _____.
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JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)

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