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Though table salt is not deliquescent bu...

Though table salt is not deliquescent but it gets wet in rainy season - Explain.

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Pure NaCl is not deliquescent but table salt contains impurities like `MgCl_2 and `CaCl_2`. These impurities being deliquescent absorb moisture from air in the rainy season. As a result, table salt gets wet.
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CHHAYA PUBLICATION-s-BLOCK ELEMENTS -QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (SHORT ANSWER TYPE)
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  2. What is the difference between baking soda and baking powder?

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  4. A freshly cut piece of sodium metal appear shiny but its metallic iust...

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  5. What happens when each of the following compound is heated? Li2CO3

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  6. What happens when each of the following compound is heated? Na2CO3

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  7. What happens when each of the following compound is heated? LiNO3

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  8. What happens when each of the following compound is heated? KNO3

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  11. How will you convert Na2CO3 into NaHCO3 and vice versa ?

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  12. Why do Gr-2 metals not exist in free state in nature?

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  13. Which out of Na^(+) and Mg^(+) ion, has greater polarising power and w...

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  14. The abundance of Be in the nature is very low -why?

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  16. Explain why the elements of group-2 form M^(2+) ions but not M^(3+) io...

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  17. Arrange Be(OH)2, Ba(OH)2 & Ca(OH)2 in order of increasing solubility i...

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  18. How can you prepare propyne from magnesium carbide?

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