1.

A dilute aqueous solution if sodium fluoride is electrolysed; the product at the anode and cathode are- (a) F2, Na (b) F2, H2 (c) O2, Na (d) O2, H2

Answer»

Correct Answer is: (d) O2, H2

(OH-) – e = OH

OH + OH = H2O + O

O + O = O2 (Oxygen gas)

Therefore,

Products formed:

• Hydrogen at cathode 

• Oxygen at anode



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