Reduction of nickel from a solution of hydrogen takes places as: Ni2+ + H2 = Ni + 2H+ The maximum increase in the reduction rate can be obtained by

This question belongs to Metallurgical Engineering Metallurgical Thermodynamics And Kinetics

Metallurgical Thermodynamics and Kinetics

Reduction of nickel from a solution of hydrogen takes places as:
Ni²⁺ + H₂ = Ni + 2H⁺
The maximum increase in the reduction rate can be obtained by

A) increasing pH of solution, increasing hydrogen pressure and keeping nickel concentration constant B) decreasing pH and nickel ion concentration and increasing hydrogen pressure C) decreasing hydrogen pressure, increasing pH and removing the nickel formed continuously D) increasing nickel ion concentration, hydrogen pressure and pH

Answer & Solution

Correct Answer: Option A

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