Home › Bihar Board Class 12 (Science) › Chemistry › Electrochemistry › What is the main job of a salt bridge between tw…
What is the main job of a salt bridge between two half-cells?
AKeeps solutions neutral
BSupplies extra electrons
CRaises the potential
DActs as the anode
Answer & Solution
Correct answer: A. Keeps solutions neutral
Ions move through the bridge to balance the charge built up in each beaker, so electron flow in the wire can continue.
Related questions
Which industrial process is carried out in an electrolytic cell using direct current?Half-cell potentials are measured relative to which reference electrode, assigned 0 volts?As a galvanic cell discharges and reactant concentrations fall, what happens to the cell pA fuel cell gives only about 0.7 V. How is higher voltage obtained?At the cathode of a hydrogen-oxygen fuel cell, hydrogen ions, electrons and oxygen react tHow does a fuel cell differ from a battery in its reactants?Which of these is a rechargeable secondary cell used to start a car engine?Which cell produces current by irreversible reactions and cannot be recharged?