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d and f BLOCK ELEMENTS
Question #38720
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Why is the ionisation enthalpy of Mn+ lower than that of Cr+ according to the text?
A. Mn+ has a 3d54s1 configuration while Cr+ has a d5 configuration, making Mn+ easier to ionise
B. Cr+ has a more stable configuration than Mn+
C. Mn+ has a higher nuclear charge
D. Cr+ has a lower effective nuclear charge
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