How many elements are there in 3d-series of first transition series?



How many elements are there in 3d-series of first transition series?..

Answer / Aditya Kumar Gangwar

There are 15 elements in the 3d series of the first transition series: Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Rb, and Y

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