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| Q. |
Table salt gets moist during rainy season because – |
| A. | sodium chloride is hygroscopic |
| B. | sodium chloride is deliquescent |
| C. | sodium chloride contains some quantity of sodium iodide |
| D. | sodium chloride contains hygroscopic impurities like magnesium chloride |
| Answer» D. sodium chloride contains hygroscopic impurities like magnesium chloride | |
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Explanation: Table salt is refined salt, which contains about 97 to 99 percent sodium chloride. It usually contains substances that make it free- flowing (anticaking agents) such as sodium aluminosilicate or magnesium carbonate. Because of Hygroscopic nature of salt it become wet in rainy season as the salt absorbs moisture from environment. |
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