10. Periodic Properties of the Elements

Which element has the following ground-state electron configuration: [Kr] 5s2 4d10 5p3?

How many electron shells are present in a neutral potassium (K) atom?

Which of the following is the correct electron configuration for the oxide ion, O^{2-}?

What is the electron configuration for a neutral calcium atom?

What is the electron configuration of tellurium (Te)?

Which of the following best describes an electron?

How many electrons can the third energy level (n = 3) hold in an atom?

Which of the following is the correct electron configuration for sulfur (atomic number 16)?

Which of the following represents the complete ground state electron configuration for a titanium (Ti) atom?

Which of the following best describes the difference between an orbit and an orbital in atomic theory?

Which of the following is the correct electron configuration for a neutral copper (Cu) atom?

Which of the following is most likely to be found in a stable electron configuration?

Which of the following is the correct electron configuration for titanium (Ti)?

Which of the following electron configurations represents an atom of sulfur (atomic number 16) in an excited state?

Which noble gas is used as the core in the electron configuration of ruthenium (Ru)?