In the experiment set up for the measurement of EMF of a half cell using a reference electrode and a salt bridge, when the salt bridge is removed, the voltage

Does not change

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Decreases to half the value

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Increase to maximum

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Drops to zero

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Solution

The correct option is D Drops to zero
The salt bridge is required to maintain electrical neutrality. When the salt bridge is removed, charges would accumulate at the electrodes which prevents production of electricity.

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Q. In an experimental set-up for the measurement of emf of a half-cell using a reference electrode and a salt bridge, when the salt bridge is removed, the voltage:

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In the experiment set up for the measurement of EMF of a half cell using a reference electrode and a salt bridge, when the salt bridge is removed, the voltage

The correct option is D Drops to zeroThe salt bridge is required to maintain electrical neutrality. When the salt bridge is removed, charges would accumulate at the electrodes which prevents production of electricity.

The correct option is D Drops to zero
The salt bridge is required to maintain electrical neutrality. When the salt bridge is removed, charges would accumulate at the electrodes which prevents production of electricity.