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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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