The following is a proposed wavefunction for the Be atom: Ψ(1, 2, 3, 4) = A[1s(1)1s(2)2s(3)2s(4) 1s(1)2s(2)2s(3)1s(4) 1s(1)2s(2)1s(3)2s(4) 2s(1)2s(2)1s(3)1s(4)] × [α(1)β(2) − β(1)α(2)][α(3)β(4) − β(3)α(4)]
a) find the normalization constant.
b) What is wrong with this wavefunction?