Chemical Bonding And Molecular Structure Question 472

Question: Which of the following has been arranged in order of increasing covalent character-

Options:

A) KCl<CaCl2<AlCl3<SnCl4

B) SnCl4<AlCl3<CaCl2<KCl

C) AlCl3<CaCl2<KCl<SnCl4

D) CaCl2<SnCl4<KCl<AlCl3

Show Answer

Answer:

Correct Answer: A

Solution:

  • According to Fajan’s rule Covalent character charge on cation or anion Thus, the correct order is

    K+<Ca2+<Al3+<Sn4+ KCl<CaCl2<AlCl3<SnCl4



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