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| 1. |
The paramagnetic character in 3d transition series elements increases upto Mn and then decreases . Explain why. |
| Answer» Solution :As we move from `. _(21)SC` to `._(25)Mn`, the numberof UNPAIRED electrons increases and HENCE paramagneticcharacter increases. After Mn, pairing of ELECTRON in the d-subshell starts and the number of unparied electrons decreases and hence paramagneticcharacter decreases. | |