Question

Which of the following is correct regarding salt bridge?

• A. Salt bridge allows the flow of current by completing the circuit
• B. It assures electrical neutrality on both sides.
• C. The salt bridge usually comprises the solution of strong electrolyte known as $KN{O}_3,KCl$ etc. In most cases, $KCl$ is preferred because the transport numbers of $K^{+}\text{and}C{l}^{-}$ are almost same
• D. All of these

Answer 1

The correct option is D All of these

Functions of Salt Bridge

• Salt bridge allows the flow of current by completing the circuit.
• It assures electrical neutrality on both sides.
• The salt bridge usually comprises of the solution of strong electrolyte known as $KN{O}_3,$ $KCl$ etc. In most cases, $KCl$ is preferred because the transport numbers of $K^{+}\text{and}C{l}^{-}$ are almost same.