The radius ratio of KF is 0.98 . The structure of KF is of the type

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Question: Answered & Verified by Expert

The radius ratio of

KF

is

0.98

. The structure of

KF

is of the type

ChemistrySolid StateJEE Main

Options:

A $NaCl$
B $ZnS$
C $CsCl$
D Graphite

Solution:

1011 Upvotes Verified Answer

The correct answer is:

CsCl

As

\frac{r_{+}}{r_{-}}

lies in the range

0.732 - 1.000

. Hence the coordination number is 8 and crystal is of

CsCl

type.

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