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Water — CHEMISTRY STD 8 — Question

ICSE BoardEnglish MediumSTD 8CHEMISTRYWater2 Marks
Question
Give reason for Table salt becomes moist during rainy season.
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Answer

On exposure to air, table salt $\ce{(NaCl)}$ turns moist and ultimately forms a solution especially during rainy season because it contains impurities like magnesium chloride and calcium chloride which are deliquescent. Sodium chloride is not deliquescent.

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