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Account for the following: LiCl has lowe...

Account for the following: LiCl has lower melting point than NaCl.

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Due to its small size of `Li^+` ion and large size of `Cl^-` , LiCl is more covalent than NaCl. Hence LiCl has a lower melting point than NaCl.
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PATHFINDER-S-BLOCK ELEMENTS-QUESTION BANK
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  7. Account for the following: LiCl has lower melting point than NaCl.

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  8. NaCl has higher melting point that KCl.

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  14. Nitrogen gas reacts with metal A at room temperature to form white sol...

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  15. Give the main reasons for anomalous behaviors Be.

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  16. Give the difference between Be and Mg.

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  17. Name the gases produced when Be2C and MgC2 is treated with H2O.

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  18. Give 2 anomalous behaviour of Li.

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  19. Give the main reasons for anomalous behaviors Li.

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  20. Explain why sodium is less reactive than potassium.

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