Chemistry - Atomic Structure Question with Solution | TestHub

ChemistryAtomic StructureBohr's Atomic ModelMedium2 minQB

ChemistryMediumsingle choice

If the value of $IE_{1}$ for He-atom is 24.6 eV, then the energy required for the reaction:

He(g)→He²⁺(g) + 2e⁻ is

Answer:

Solution:

After removal of one electron, $He^{+}$ follows Bohr model.

So, $IE_{2} (He) = 13.6 Z^{2} eV$

Energy Required $= IE_{1} + IE_{2} = 24.6 + 13.6 (2)^{2} = 79 eV$

Stream:JEESubject:ChemistryTopic:Atomic StructureSubtopic:Bohr's Atomic Model

⏱ 2mℹ️ Source: QB

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