d and f BLOCK ELEMENTS Quiz

• V²⁺
• Cr³⁺
• Mn²⁺
• Ti⁴⁺

• It involves gaining two electrons
• It involves the loss of two (n-1)d electrons
• It typically involves the loss of the two ns electrons, which are higher in energy than the (n-1)d electrons.
• It is the only stable oxidation state

• [Ar] 3d⁹ 4s²
• [Ar] 3d¹¹
• [Ar] 3d⁸ 4s³
• [Ar] 3d¹⁰ 4s¹

• [Ar] 3d¹⁰
• [Ar] 3d⁷ 4s³
• [Ar] 3d⁹ 4s¹
• [Ar] 3d⁸ 4s²

• [Ar] 3d⁹
• [Ar] 3d⁶ 4s³
• [Ar] 3d⁸ 4s¹
• [Ar] 3d⁷ 4s²