How many different values of ml are possible in the 5d sublevel?

Give the ground state electron configuration for Se2⁻.

How many protons (p) and neutrons (n) are in an atom of strontium-90?

How many orbitals are there in the seventh shell?

Identify the charges of the protons, neutrons, and electrons.

For a given atom, identify the species that has the smallest radius.

How many orbitals are associated with an atom when n=5?

How many electrons are in the ion, Zn2+?

Each of the following sets of quantum numbers is supposed to specify an orbital. Which of the following sets of quantum numbers contains an error?

Choose the transition (in a hydrogen atom) below that represents the absorption of the shortest wavelength photon.