The Atomic Radius of Zinc Is 137 Pm

question 9

Multiple Choice

The atomic radius of zinc is 137 pm.Estimate its density,given that the metal has a close-packed structure.

• A)7.47 g  cm ^{ 3}
• B)10.2 g  cm ^{ 3}
• C)14.0 g  cm ^{ 3}
• D)4.49 g  cm ^{ 3}
• E)19.2 g  cm ^{ 3}

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