Question

the second ionization energy of a Helium atom​

Answer 1

Answer:

✓✓✓In helium's case, Bohr's equation predicts the same value for both the first, and the second ionization energies: 5276 kJ/mol, with only the second ionization energy being correct. For multi-electron atoms, you must replace Z with Zeff , the effective nuclear charge.....

Answer 2

Answer: 5250 kJ per mole

Explanation:This is as per stated on Cambridge A level data booklet