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1. |
If the ionisation potential of helium atom is 24.6 volt, the energy required to ionise it will be [MP PMT 1996] |
A. | 24.6 eV |
B. | 24.6 V |
C. | If assertion is true but reason is false. |
D. | 13.6 eV |
Answer» B. 24.6 V | |