Electrochemistry questions
1808 published questions with worked solutions.
- Which from following expression is used to find the cell potential of Cd_ (s) ,| ,Cd^ ++ _ (aq) ,|| ,Cu^ ++ _ (aq) ,| ,Cu_ (s)...
- Which from following is NOT true about voltaic cell?
- Calculate molar conductivity of NH_4OH at infinite dissolution if molar conductivities of Ba(OH)_2, BaCl_2 and NH_4Cl at infinite...
- Which of the following is an electrolyte in city cell ?
- Calculate the concentration of silver nitrate solution if molar conductivity and conductivity of silver nitrate at 25^oC are...
- The molar conductivity of 0.04 M AB_2 type salt solution at 300 K is 200. Find the conductivity.
- Which from following statements regarding mercury battery is NOT true?
- The molar conductivity of 0.01M monobasic acid at 25^ o C is 15 ohm^ -1 ,cm^2 ,mol^ -1 . The molar conductivity of the same acid...
- The conductivity of 0.02 M solution of AgNO_3 is 0.00216 , ^ -1 cm^ -1 at 298 K. What is it’s molar conductivity ?
- The E^0_ cell of Cu_ (s) |Cu^ ++ _ (1M) ||Ag^ + _ (1M) |Ag_ (s) is 0.647 volt. Calculate the E^0_ Ag if E^0_ Cu is 0.153 V
- Calculate the mass of 'Ca' deposited at cathode by passing 0.8 ampere current through molten CaCl_2 in 60 minutes [Molar mass of...
- Which of the following reactions takes place at anode during the electrolysis of molten NaCl?
- Identify from following a weak electrolyte based on their dissociation nature in aqueous medium.
- What happens during the discharge of a lead storage battery?
- The cells A and B contain aqueous solutions of ferrous chloride and ferric chloride respectively. The mass of iron deposited by...
- Identify the reaction from following so that the standard potential of Cu^ +2 /Cu electrode is 0.34 V. with respective to SHE
- Calculate the cell constant of conductivity cell containing 0·1 M KCl solution having resistance 60 , and conductivity 0.014 , ^...
- What is the number of faraday required to produce 0·18 g aluminium at cathode during electrolysis of molten AlCl_3 ? (Molar mass...
- Which from following equations represents a correct relationship between standard cell potential and equilibrium constant for...
- What is the conductivity 0.05 M NaOH solution having resistance 31.5 ohm and cell constant 0.315 cm^ -1 ?
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