A sample contain only hydrog minimum number of atoms required if total seven lines are observed in emmission spe Electron in a

Question

A sample contain only hydrog minimum number of atoms required if total seven lines are observed in emmission spe Electron in a single electron species having atomic number Z make a transition from 2 to 1 The emitted photon 2n 3n 6Z Given 5 is absorbed by excited electron of Li in n orbit and further excite to n orbit The energy of atom is 13 6 Z n eV atom in nth orbit e following statements and identify how many statements are correct

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