複選題
6. Which of the following statements is (are) correct? (AB) Boron is not a metalloid. (AC) In quantum systems. as the mass of the particle in a one-dimensional box becomes larger. the separation between neighboring energy levels decreases. (AD) The total number of orbitals in a shell with principal quantum number 4 is 8. (AE) The total number of nodal planes present in the orbitals having the set of quantum numbcrs n=3 and (=2 is 10. (BC) The probability of finding an electron at the nucleus in a p-orbital is zero. (BD) The zero-point energy in 1.3.5.7-octatetraene is larger than in 1.3-butadiene.