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The d & f Block Elements — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryThe d & f Block Elements1 Mark
Question
Metallic radii of some transition elements are given below. Which of these elements will have highest density?
Element Fe Co Ni Cu
Metallic radii/pm 126 125 125 128
✓

Answer

  1. Cu
Explanation:
On moving across the period in the periodic table the atomic radii of the element decreases towards right that is why density increases towards right in a period.

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