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JEE Main Chemistry question

ChemistryChemical Bonding and Molecular StructureJEE Main

Which of the following compound has maximum covalent character?

Answer: (A)

Solution

Moving across the series NaCl \to MgCl_2 \to AlCl_3 \to SiCl_4, the cationic charge increases (+1 to +4) while the cationic radius decreases, both of which sharply increase the polarising power of the cation

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Question ID VK-156213