The ionisation potential of the hydrogen atom is13.6 eV. The energy ne

1.	The ionisation potential of the hydrogen atom is13.6 eV. The energy needed to ionise a hydrogenatom which is in its second excited state is about(1) 13.6 eV(2) 10.2 eV(3) 3.4 eV(4) 1.5 eV
Answer» Answer: 3) 3.4 EV Explanation: IONIZATION ENERGY = RH(Z/n^2) = 13.6(1/4) = 3.4 eV

The ionisation potential of the hydrogen atom is13.6 eV. The energy needed to ionise a hydrogenatom which is in its second excited state is about(1) 13.6 eV(2) 10.2 eV(3) 3.4 eV(4) 1.5 eV

Answer»

Answer:

3) 3.4 EV

Explanation:

IONIZATION ENERGY = RH(Z/n^2)

= 13.6(1/4)

= 3.4 eV