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d and f BLOCK ELEMENTS
Question #39614
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Question
What is the approximate value of the second ionization enthalpy for lanthanoids?
A. About 600 kJ mol⁻¹
B. About 900 kJ mol⁻¹
C. About 1200 kJ mol⁻¹
D. About 1500 kJ mol⁻¹
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