The Atomic Radius of Magnesium Is 160 Pm

question 33

Multiple Choice

The atomic radius of magnesium is 160 pm.Estimate its density,given that the metal has a close-packed structure.

• A)1.74 g.cm^-3
• B)0.435 g.cm^-3
• C)10.5 g.cm^-3
• D)4.45 g.cm^-3
• E)2.78 g.cm^-3

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