The first and second ionization potentials of helium atoms are 24.58 eV and 54.4 eV respectively. Calculate the energy in kJ required to produce 1 mole of `He^(2+)` ions.

Calculate the energy (in eV units) required to ionised 1 mol of hydrogen atoms.

The ionization potential of hydrogen is 13.60 eV. Calculate the energy in kJ required to produce 0.1 mole of H^(+) ions. Given, 1 eV = 96.49 kJ mol^(-1) .

The first ionization potential (eV) of N and P respectively are

The first ionization potential (eV) of N and P respectively are

First and second ionisation energies of magnesium are 5.7 and 15.035eV respectively. The amount of energy in kJ needed to convert all the atoms of magnesium into Mg^(+2) ions present in 12mg of magnesium vapour is [1eV=96.5kJ " mol"^(-1) ]

The ionisation potential of hydrogen is 13.60 eV . Calculate the energy required to produce one mole of H^(o+) ion (1 eV = 96.3 kJ mol^(-1)) .