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Although Zirconium belongs to 4d transition series and Hafnium to 5d transition series even then they show similar physical and chemical properties because___________. (i) both belong to d-block. (ii) both have same number of electrons. (iii) both have similar atomic radius. (iv) both belong to the same group of the periodic table. |
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Answer» (iii) both have similar atomic radius. |
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