JEE Main 20244 Apr, Evening shiftChemistryEasyCoordination Compounds198× since 2002The number of unpaired d-electrons in [Co(H2O)6]3+\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+}[Co(H2O)6]3+ is ________.AOption A. 0BOption B. 2COption C. 1DOption D. 4CheckSkip · show solution