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Give one important uses of following com...

Give one important uses of following compounds. (i) `NaHCO_(3)` (ii) Slaked lime (iii) NaOH

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(i) Sodium bicarbonate is used as antacid. (ii) slaked lime is used for white washing (iii) NaOH is used in manufacture of soap.
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SUBHASH PUBLICATION-S-Block Elements-Two marks questions and answers
  1. What is the action of alkali metals with oxygen (air) ?

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  2. What is the action of alkali metals with water?

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  3. Give one important uses of following compounds. (i) NaHCO(3) (ii) Slak...

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  4. what is effect of heat on the following compounds? (Give equations for...

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  5. What is the action of alkali metals with hydrogen?

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  6. What happeas when alkali metals react with halogens?

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  7. What happens when sodium carbonate undergoes hydrolysis?

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  8. Describe in brief the manufacture of caustic soda using the castner-ke...

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  9. Compare four properties of alkali metals and alkali earth metals.

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  10. Sodium hydroxide is a deliquescent in nature. Why?

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  11. How to prepare sodium bicarbonate (baking soda) from sodium carbonate?

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  12. What is dead burnt plaster? How is it obtained from gypsum?

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  13. What is used for drying alcohol and non-acidic gases and why?

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  14. what are the biological importance of sodium and potassium.

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  15. How to prepare calcium oixde (CaO)?

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  16. What are the properties of calcium oxide?

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  17. Which metals is present in chlorophyll? How does this metals react wit...

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  18. Name an alkali metal carbonate which is thermally ustable and why? Giv...

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  19. Why are ionic hydrides of only alkali metals and alkaline earth metals...

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  20. Which one of the alkaline earth metals carbonate is thermally most and...

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