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Question

Distinguish between naphthalene and sodium chloride by two physical properties.

WBBSE Class X Physical Science Ionic and Covalent Bond 02 Mark 2022

Answer

Properties Sodium chloride Naphthalene
Melting Point Has a high melting point (around 801°C). Has a low melting point (around 80°C)
Solubility Highly soluble in water Insoluble in water

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