UNIT TEST PAPER 5 - Electrolysis
30 m
1.
0.1 Match the statements 1 to 5 with their answers selected from A to J.
A: Cathode. B: Sucrose soln, C. 011-D: Formic acid, E: Electrometallurgy, F: Ammonia, G: Mga
H: Electrorefining. I: Sulphur dioxide J: Anode
A compound containing molecules only.
2 A compound which ionizes in soln. state but not in gaseous state.
3. The ion which accepts electrons from the cathode and gets reduced to neutral atoms.
The electrode to which the cyanide ions of aq. Na[Ag(CN)2) migrate during electrolysis.
An annlication of electrolysis in which the anode does not generally diminish in size.
5
Pls tell the ans
Answers
Answer:
Cathode. B: Sucrose soln, C. 011-D: Formic acid, E: Electrometallurgy, F: Ammonia, G: Mga
H: Electrorefining. I: Sulphur dioxide J: Anode
A compound containing molecules only.
2 A compound which ionizes in soln. state but not in gaseous state.
3. The ion which accepts electrons from the cathode and gets reduced to neutral atoms.
The electrode to which the cyanide ions of aq. Na[Ag(CN)2) migrate during electrolysis.
An annlication of electrolysis in which the anode does not generally diminish in size.
electrolysis, process by which electric current is passed through a substance to effect a chemical change. ... The process is carried out in an electrolytic cell, an apparatus consisting of positive and negative electrodes held apart and dipped into a solution containing positively and negatively charged ions.