MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following lanthanide ions are diamagnetic? |
| A. | \(E{u^{2 + }}\left( {Z = 63} \right)\) |
| B. | \(S{m^{2 + }}\left( {Z = 62} \right)\) |
| C. | \(C{e^{2 + }}\left( {Z = 58} \right)\) |
| D. | \(Y{b^{2 + }}\left( {Z = 70} \right)\) |
| Answer» B. \(S{m^{2 + }}\left( {Z = 62} \right)\) | |