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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.
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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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