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JEE Main Chemistry question

ChemistryStructure of AtomJEE Main

A species in which Bohr atomic model does not fail, has ionization potential of 21008 kJ/mol. What is the number of neutrons in the nucleus of this species, if the mass number is 7?

Answer: 3

Solution

"Bohr atomic model does not fail" means the species is hydrogen-like (one electron). Ionization requires excitation from to :

I.E. = 1313× \ \text{kJ/

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Question ID VK-133021