Chlor-alkali Industry & Salt Flashcards
1
Q
What’s a use of rock salt?
A
Treating icy roads in winter
2
Q
In the electrolysis of dilute sodium chloride solution what is produced at the Cathode?
A
Hydrogen gas
3
Q
In the electrolysis of dilute sodium chloride solution, what’s produced at the anode?
A
Chlorine gas
4
Q
In the electrolysis of dilute sodium chloride solution, what’s dissolved in the electrolyte?
A
Sodium hydroxide
5
Q
What’s the half equation for the cathode in the electrolysis of NaCl?
A
2H+ + 2e– - H2
6
Q
When sodium chloride in electrolysed on an industrial scale, what is the name of the apparatus used?
A
Diaphragm cell
7
Q
Where can you get sodium chloride from?
A
Sea water
