Transition Metal Ions Typically Lose Their Outermost Ns Electrons Before

question 6

Multiple Choice

Transition metal ions typically lose their outermost ns electrons before losing any (n - 1) d electrons.What is the best explanation of this frequently observed trend?

• A)The ns electrons have lower angular momentum.
• B)The (n - 1)d electrons have a larger average radius.
• C)The (n - 1)d orbitals can have more electrons with unpaired spins.
• D)The (n - 1)s and (n - 1)p subshells are full.
• E)The (n - 1)d electrons experience a higher Z_eff than the ns electrons.

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