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What is efflorescence? Name one compound...

What is efflorescence? Name one compound which show efflorescence?

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MODERN PUBLICATION-ACID, BASES AND SALTS-EXERCISE
  1. A solution turns red litmus blue its ph is:

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  2. Name the two main consituents of baking powder.

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  3. What is efflorescence? Name one compound which show efflorescence?

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  4. Give chemical formula of Caustic soda?

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  5. Write chemical formula for washing soda. When its crystals are open in...

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  6. What is the chemical formula of Baking soda?

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  7. What happens when solutions of sodium hydrogen carbonate is heated?

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  8. Which compound is used as an antacid: Na2CO3 or NaHCO3?

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  9. Name the three main products of chlor alkali process?

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  10. What is the chemical name of common salt?

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  11. What is the chemical formula of Plaster of Paris? How it prepared?

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  12. What is the common name of the compound CaOCl2?

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  13. Name the compound of calcium used for disinfecting drinking water. Giv...

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  14. What is chemical formula of plaster of paris?

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  15. Fill ups The chemical formula of bleaching powder is………………..

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  16. Name the substance which on treatment with chlorine yields bleaching p...

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  17. Write an equation to show the reaction between plaster of paris and wa...

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  18. Complete the reactions: CaOCl2+H2SO4 rarr

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  19. A white chemical compound becomes hard on mixing proper quantity of wa...

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  20. A piece of zinc metal is dropped in dilute solution of hydrochloric ac...

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