Platinum is a quite inert metal used in many ways, recently popular in jewelry. It has a binding energy of 513 kJ/mole. What is the longest wavelength of electromagnetic radiation possible that will have enough energy to eject photoelectrons from a platinum atom?

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The Answer of Platinum is a quite inert metal used in many ways, recently popular in jewelry. It has a binding energy of 513 kJ/mole. What is the longest wavelength of electromagnetic radiation possible that will have enough energy to eject photoelectrons from a platinum atom?

Platinum Is a Quite Inert Metal Used in Many Ways