What is the correct order of the following elements with respect to their density?

Question:
What is the correct order of the following elements with respect to their density?

$\mathrm{Cr}<\mathrm{Fe}<\mathrm{Co}<\mathrm{Cu}<\mathrm{Zn}$
$\mathrm{Cr}<\mathrm{Zn}<\mathrm{Co}<\mathrm{Cu}<\mathrm{Fe}$
$\mathrm{Zn}<\mathrm{Cu}<\mathrm{Co}<\mathrm{Fe}<\mathrm{Cr}$
$\mathrm{Zn}<\mathrm{Cr}<\mathrm{Fe}<\mathrm{Co}<\mathrm{Cu}$

Correct Option: , 4

Solution:

Fact Based

Density depend on many factor like atomic mass. atomic radius and packing efficiency.

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