The low density of alkali metals is due to — Solid State Chemistry Question
Question
The low density of alkali metals is due to
Answer: A
💡 Solution & Explanation
Alkali metals crystallize in BCC arrangement with packing fraction of 68%, leaving 32% of the total unit cell volume unoccupied. The lower packing efficiency (vs 74% for CCP/HCP) results in lower density.
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