In the Electron Configuration [Ar]4s²3d¹⁰4p⁴, Which Are Valence Electrons

question 48

Multiple Choice

In the electron configuration [Ar]4s²3d¹⁰4p⁴, which are valence electrons?

• A) all of the electrons after the [Ar]
• B) only the 4s² electrons
• C) only the 3d¹⁰ electrons
• D) only the 4p⁴ electrons
• E) both the 4s² and the 4p⁴ electrons