M.Sc. Chemistry (PU-CET P.G) 2018 Panjab University Entrance Exam With Answers

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31.

Calculate the probable coordination number of Rb+ in RbI(ionic radii of Rb+ and I- are 1.47 and 2.16 A, respectively ):

A: 3
B: 4
C: 6
D: 8

The answer is: C

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