Calculate the energy required for the process
`He^(+)(g) to He^(2+)(g)+e`
The ionisation energy of the H-atom in the ground state is `2.18xx10^(-18)J"atom"^(-1)`.

Calculate the energy required for the process He ^(+) (g) to He ^(2+) (g) + e ^(-) The ionisation energy for the H-atom in the ground state is 2. 18 xx 10 ^(-18) J "atom" ^(-1).

Calculate the energy required for the process , He^+ (g) rarr He^(2+) (g) + e The ionization energy for the H-atom in the grounds state is 2. 18 xx 10 ^(-18) J "atom"^(-1) .

Calculate the energy required for the process. He^+ (g) rarr He^(2+) (g) + e^- The ionization energy for the H atom in the ground state is 2.18 xx 10^-18 J atom-1

Calcultte the enrgy required for the process , He^+ (g) rarr He^(2+) (g) + e The ionization energy for the H-atom in the grounds state is 2. 18 xx 10 ^(-18) J "atom"^(-1) .

Calculate the energy required for the process H e^+(g) rarr H e^((2+))(g)+e^- The ionization energy for the H atom in the ground state is 2.18 xx 10^(-18) J atom ^(-1) .

Calculate the energy required for the process He_(g)^+ to He_(g)^(2+) + e^(-) the ionization energy for the H atom in the ground state is 2.18 xx 10^(-18) J atom^(-1)

The ionisation energy of Li^(2+) atom in ground state is,