According to Table 4.2, what is the approximate first ionization enthalpy (ΔiH° I) of Chromium (Cr)? - d and f BLOCK ELEMENTS Quiz | GKFix.in

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Question

According to Table 4.2, what is the approximate first ionization enthalpy (ΔiH° I) of Chromium (Cr)?

A. 631 kJ mol–1
B. 650 kJ mol–1
C. 653 kJ mol–1
D. 717 kJ mol–1