1. Tardigrade
  2. Question
  3. Chemistry
  4. The number of Faradays(F) required to produce 20g of calcium from molten CaCl2 (Atomic mass of CaCl2 g mol-1) is :

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. The number of Faradays(F) required to produce 20g of calcium from molten $CaCl_2$ (Atomic mass of $CaCl_2$ g $mol^{-1}$) is :

NEETNEET 2020Electrochemistry

Solution:

$ \begin{array}{l} w = ZQ \\ Q =\frac{ w }{ Z }=\frac{20}{40 / 2} F =1 F \end{array} $
where $Z=\frac{E}{F}$