Questions
A 4.0 M aqueous solution of NaCl is prepared and 500 mL of this solution is electrolysed. This leads to evolution of chlorine gas at one of the electrodes.
(Q) Calculate the number of moles of chlorine gas evolved during the electrolysis.
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Correct option is B
no. of moles of NaCl = 4×5001000=2moles2NaCl →2Na++2Cl- 2Cl-→Cl2+2e-1 mole of Cl2 is produced.Similar Questions
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