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What is the color of visible light that has a frequency of 4.32 x 1014 Hz?

If an electron has a principal quantum number (n) of 4 and an angular momentum quantum number (l) of 1, the subshell designation is             .

What is the energy of a photon (in eV) that has a wavelength of 633 nm?

If an electron has a principal quantum number (n) of 4 and an angular momentum quantum number (l) of 3, the subshell designation is             .

For the element, boron, which pair of ionization energies has the largest difference between them?

Which of the following types of electromagnetic radiation have the shortest wavelengths?

What is the color of visible light that has a frequency of 7.10 x 1014 Hz?

If an electron has a principal quantum number (n) of 4 and an angular momentum quantum number (l) of 0, the subshell designation is             .

From left to right across a period, the number of protons                   , but the number of core electrons                       , and therefore the value of Zeff                      .  

A ground state atom has the following configuration: [Kr]5s²4d¹⁰5p4 This is an atom of what element?