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  3. Chemistry
  4. The structures of beryllium chloride in the solid state and vapour, phase, respectively,are :

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Q. The structures of beryllium chloride in the solid state and vapour, phase, respectively,are :

JEE MainJEE Main 2019The s-Block Elements

Solution:

$BeCl_2$ exist as $(BeCl_2)_{n}$ polymeric chain in solid form, while $BeCl_2$ exist as dimer $(BeCl_2)_2$ in vapour phase.