The correct sequence of increasing covalent character is represented by (1) \( \mathrm{LiCl}<...

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The correct sequence of increasing covalent character is represented by
(1) \( \mathrm{LiCl}<\mathrm{NaCl}<\mathrm{BeCl}_{2} \)
(2) \( \mathrm{BeCl}_{2}<\mathrm{NaCl}<\mathrm{LiCl} \)
(3) \( \mathrm{NaCl}<\mathrm{LiCl}<\mathrm{BeCl}_{2} \)
(4) \( \mathrm{BeCl}_{2}<\mathrm{LiCl}<\mathrm{NaCl} \)
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