Platinum Has a Face-Centered Cubic Crystal Structure and a Density

question 110

Multiple Choice

Platinum has a face-centered cubic crystal structure and a density of 21.5 g/cm³. What is the radius of a platinum atom?

• A) 69 pm
• B) 98 pm
• C) 139 pm
• D) 196 pm
• E) 277 pm

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