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Question
Although Zirconium belongs to 4d transition series and Hafnium to 5d transition series even then they show similar physical and chemical properties because ______.
Options
both belong to d-block.
both have same number of electrons.
both have similar atomic radius.
both belong to the same group of the periodic table.
Solution
Although Zirconium belongs to 4d transition series and Hafnium to 5d transition series even then they show similar physical and chemical properties because both have similar atomic radius.
Explanation:
Zirconium and hafnium have similar atomic radius hence they show similar physical and chemical properties.
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