ChemistryMedium113×since 2002Q2111Ionisation energy of He⁺ is 19.6 x 10^–18 J atom^–1. The energy of the first stationary state (n = 1) of Li²⁺ isA4.41 x 10^–16 J atom^–1B-4.41 x 10^–17 J atom^–1C-2.2 x 10^–15 J atom^–1D8.82 x 10^–17 J atom^–1Check answerSkip