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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  1998

In which of the following molecule. The internuclear distance will be maximum :

( A ) LiF
( B ) LiI
( C ) CsF
( D ) CsI

1 Answer

On moving from top to bottom in a group of periodic table distance between ions in ionic compound increases.
In an ionic compound, the size of the ions affects the inter nuclear distance (the distance between the centers of adjacent ions)
Hence The internuclear distance will be maximum in CsI
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