Chemical used in salt bridge is________________? A. KOHB. KCI C. KNO3 D. KBr

H2 gas in SHE is filled at pressure of___________________? A. 760mm of Hg B. 750mm of Hg C. 780mm of Hg D. 800mm of Hg

Voltaic cell can be recharged by______________? A. by addition of fresh solutionB. by replacing external circuit with external source of electricity C. by removal of solution D. by heating it

Zn(s)/Zn+2(aq) 1M | | Cu+2(aq) 1M/Cu(s) is representation of reaction in______________? A. Daniel cell B. Downs cellC. Voltaic cell D. Nelsons cell

For the measurement of standard electrode potential Zn is dipped in________________? A. 1 M ZnO solutionB. 1 M ZnSO4 solution C. 1.5 M ZnSO4 solution D. 0.1 M ZnSO4 solution

In Galvanic cell electrons flow from anode to cathode through__________________? A. external electric circuit B. salt bridge C. movement of ions D. all of the above

In electrolytic cell electricity carries________________? A. spontaneous reactionB. non-wpontaneous reaction C. neutralization D. all of above

Electricity in voltaic cell is produced due to_________________? A. neutralization B. oxidation C. reductionD. both B & C

Molten NaCl conducts electricity due to the presence of_______________? A. Free electrons B. Free moleculesC. Free ions D. Atoms of Na and Cl

In a galvanic cell________________? A. Chemical energy is converted into electricity B. Chemical energy is converted into heat C. Electrical energy is converted into chemical energy D. Electrical energy is converted into heat