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Washing soda is ....

Washing soda is ______________ .

A

`Na_(2)CO_(3)`

B

`Na_(2)CO_(3).H_(2)O`

C

`Na_(2)CO_(3).7H_(2)O`

D

`Na_(2)CO_(3).10H_(2)O`

Text Solution

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The correct Answer is:
D
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A2Z-S BLOCK ELEMENTS ( GROUP 13 - 14)-Compound Of Alkali Metals
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  2. Brine is chemically

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  3. Washing soda is .

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  4. A colourless salt gives violet colour to Bunsen flame and also turns m...

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  5. Which of the following statements about LiCl and NaCl is correct ?

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  6. The pair of compounds which cannot exist in solution is:

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  7. Sodium carbonate reacts with SO(2) in aqueous medium to give

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  8. NaOH is prepared by the electrolysis of :

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  9. Sodium nitrate decomposes above-800^(@)C to give

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  10. When NaCl is dissolved in water the sodium ion becomes

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  11. The reagent commonly used to determine hardness of water titrimetrical...

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  12. A and B are two salts. A with dilute HCl and B with con. H(2)SO(4) rea...

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  13. On heating sodium carbonate, and CO(2) are formed.

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  14. Which of the following is known as soda ash?

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  15. In Down's Process, for manufacture of sodium metals, CaCl(2) is added ...

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  16. The pair of compounds which can exist together in aqueous solution is

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  17. What would your observe if excess of dilute NaOH solution is added and...

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  18. Sodium dichormate on heating with coke yields :

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  19. Sodium thiosulphate, Na(2)S(2)O(3).5H(2)O is used in photography to

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  20. Which one out of the NaOH and KOH is a better absorber of CO(2) ?

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