Electrochemistry questions
1808 published questions with worked solutions.
- In which of the following solutions ions are present?
- Which of the following reaction will take place at anode during the electrolysis of copper sulphate using copper electrodes?
- The products of the electrolysis of aq. Sodium chloride are
- Which of the following is not a strong electrolyte?
- The reaction taking place at cathode is
- In electroplating, the article to be electroplated serves as
- With the rise in temperature the conductivity of metals
- The reaction taking place at anode and cathode are respectively
- Which of the following is not a cathodic reaction?
- Pure water does not conduct electricity because it is
- During the electrolysis, all the +ve ions move in
- On electrolyzing a solution of dilute H_2SO_4 between platinum electrodes, the gas evolved at the anode is
- Aqueous solution of HCl conducts electricity because it
- The effect of temperature increase on conduction is as follows :
- Which of the following reactions occur at cathode during electrolysis of fused lead bromide?
- Conductance of a solution is measure of its
- At 298 K the resistance of a 0.1 M KCl solution is found to be 39.0 ohm. If the conductivity (K) of this solution is 1.29 10^ -2...
- The Kohlrausch's law is connected with
- At 298 K the electrolytic conductivity of a 0.2 m KCl solution is 2.50 10^ -2 ohm^ -1 cm^ -1 . Compare its molar conductivity.
- The units of cell constant are
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