Why is potassium fluoride added to the electrolyte in the extraction of sodium from fused sodium chloride?
-
A.
Pure sodium chloride does not conduct electricity -
B.
Potassium fluoride prevents the sodium produced from attacking the electrodes -
C.
Potassium fluride increases conductivity -
D.
Potassium fluride reduces the temperature at which sodium chloride fuses -
E.
the potassium fluride acts as a catalyst