Question

Which statement is INCORRECT?

Select one:

a. The number of nodes at the nucleus increases in the order s < p < d < f

b. The size of atomic orbitals increases as the principal quantum number n increases

c. The 4s orbital is lower in energy than the 3d orbital in non-hydrogen atoms

d. The energy of atomic orbitals decreases as the principal quantum number n increases

e. The m_s quantum number can have only 2 possible values

Answer 1

Correct option: d

The energy of atomic orbitals increases as the principal quantum number n increases.