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Atomic Radius

Out of phosph...

Question

Out of phosphorus, sulphur & krypton the elements having the lowest & highest atomicities are respectively _ and _.

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Solution

Krypton is noble gas, hence monoatomic
Sulphur exists as crown shape as octatomic, ie, $S_{8}$
Phosphorous is tetrahedral, hence tetratomic, ie, $P_{4}$
$∴$ Req ans is Krypton and Sulphur

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