NCERT Class XI Chemistry The s-Block Elements Solutions

Question : 19

Total: 32

Draw the structure of (i) BeCl2 (vapour) (ii) BeCl2 (solid).

Solution:

(i) BeCl2 exists as a dimer in vapour phase, which dissolves into the linear monomer Cl–Be–Cl at 1200 K.

(ii) BeCl2 (solid): Beryllium chloride has a chain structure in solid state :

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