As this alkali metals has large size and less ionisation, Ask an Expert

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AS THIS ALKALI METALS HAS LARGE SIZE AND LESS IONISATION ENERGY THEY LOSE THEIR OUTERMOST ELECTRON EASILY.

PHOTOELECTRIC EFFECT MEANS EJECTION OF ELECTRONS FROM A METAL WHEN THEY EXPOSED TO SUNLIGHT.

SO,THESE ALKALI METALS ARE SUITABLE TO THIS PHOTOELECTRIC EFFECT.

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Category:- Chemistry
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