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Which of the following compound is/are e...

Which of the following compound is/are efforescent ?

A

Washing soda

B

Caustic soda

C

Caustic potash

D

Epsom salt

Text Solution

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The correct Answer is:
A, D
They lose water molecule of crystallisation on keeping.
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CENGAGE CHEMISTRY ENGLISH-S-BLOCK GROUP 1 - ALKALI METALS-Exercises Multiple Correct
  1. Sulphides of which of the metals is/are soluble in water.

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  2. Camallites is an ore of

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  3. Which of the following compound is/are efforescent ?

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  4. KO(2) find use in breathing equipment and safeguards the user to breat...

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  5. During electrolysis of aqueous solution of NaCI in Castner Kellner cel...

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  6. Which of the following reaction (s) correct ?

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  7. When a mixture of Li(2)CO(3) and Na(2)CO(3). 10H(2)O is heated strongl...

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  8. The pair of compounds which cannot exist together in aqueous solution ...

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  9. Alkali metlas are characterised by

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  10. Select wrong statements about alkali metals:

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  11. A highly pure dilute solution of sodium in liquid ammonia:

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  12. Li has the following abnormal behaviour in its group:

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  13. Which among the following compounds is paramagnetic ?

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  14. Nitrate of which of the following elements are converted to their oxid...

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  15. The compounds(s) formed upon combustion of sodium metal excess air is...

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  16. An alloy of Na and K is

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  17. Which of the following is/are correct ?

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  18. Sodium chloride is known as

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  19. The compounds) used in Solvay process is/are

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  20. What is atomic number of sodium and Why is sodium metal kept under ker...

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