Oil Drop Experiment

Q.

You have connected the two electrodes of a cell, dipped in an electrolyte, with a folded paper soaked in KCl solution (salt bridge). What happens to the reaction when this salt bridge is removed?

1. The reaction will occur at a slower rate.

2. The reaction will occur at a faster rate.

3. The reaction will stop.

4. The reaction will continue with its normal rate.

Q. In Millikan oil drop method, the electrode which has a hole is

1. lower one
2. adjacent one
3. upper one
4. parallel one

Q.

The chamber in the Millikan oil drop method is filled with

1. air

2. vaccum

3. oil

4. Water