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The metal mainly used in devising photoelectric cells is:

Option 1 -

Rb

Option 2 -

Cs

Option 3 -

Li

Option 4 -

Na

0 1 View | Posted 2 months ago
Asked by Shiksha User

  • 1 Answer

  • R

    Answered by

    Raj Pandey | Contributor-Level 9

    2 months ago
    Correct Option - 2


    Detailed Solution:

    Cesium has lowest ionisation enthalpy and hence it can show photoelectric effect to the maximum extent hence it is used in photo electric cell.

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