![Uni Elleu (1) Hertz The energy of a photon is equal to 3 kilo ev. (2) Lenard (3) Hallwach o d y or a photon is equal to 3 kilo eV. Calculate Uni Elleu (1) Hertz The energy of a photon is equal to 3 kilo ev. (2) Lenard (3) Hallwach o d y or a photon is equal to 3 kilo eV. Calculate](https://toppr-doubts-media.s3.amazonaws.com/images/4457750/0e57a69a-96c0-4c16-9afd-35f7656ac5e5.jpg)
Uni Elleu (1) Hertz The energy of a photon is equal to 3 kilo ev. (2) Lenard (3) Hallwach o d y or a photon is equal to 3 kilo eV. Calculate
18.First and second ionization energies of magnesium are 7.646 and 15.035 electron volt respectively. The amount of energy in kilo Joule needed to convert all the atoms of magnesium into Mg2+ ions
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