1 Which one is lanthanoid? A. Cm | B. Am C. Fm D. Pm कौन सा लैंथेनोइड है?

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(D) ( operatorname{Pm} ) is a lanthanoid. Nofe: lanthanoid series ( rightarrow ) ( begin{array}{llllllllll}5 & 7 & 58 & 59 & 60 & 61 & 62 & 63 & 64 & 65end{array} ) le ce prodelm smen Gad to Dy Ho En ( 69 quad 70 & 71 ) ( T m quad y_{b} quad L )

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