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QJEEM21Chc7c0: JEE Main 2021 Chemistry - Class 11 JEEM21Chc7c0 Solution: Among the following, number of metal/s which can be used as…
Among the following, number of metal/s which can be used as electrodes in the photoelectric cell is _________. (Integer answer)
(A) Li
(B) Na
(C) Rb
(D) Cs
(A) Li
(B) Na
(C) Rb
(D) Cs
Step-by-Step Verified Solution
Among the given alkali metals, only cesium (Cs) is used as electrode in the photoelectric cell due to its lowest ionisation energy.