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प्रश्न
The formula of soda ash is ______.
पर्याय
Na2CO3.10H2O
Na2CO3.2H2O
Na2CO3.H2O
Na2CO3
उत्तर
The formula of soda ash is Na2CO3.
Explanation:
Anhydrous sodium carbonate is known as soda ash. The formula of soda ash is Na2CO3. It is also known as washing soda.
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संबंधित प्रश्न
Discuss the various reactions that occur in the Solvay process.
Potassium carbonate cannot be prepared by Solvay process. Why?
Describe two important uses of each of the following caustic soda.
Describe two important uses of the following sodium carbonate.
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Complete the following reactions.
\[\ce{O^{-}2 + H2O ->}\]
Match the compounds given in Column I with their uses mentioned in Column II.
| Column I | Column II |
| (i) CaCO3 | (a) Dentistry, ornamental work |
| (ii) Ca(OH)2 | (b) Manufacture of sodium carbonate from caustic soda |
| (iii) CaO | (c) Most negative E value among alkali O metals. |
| (iv) CaSO4 | (c) Manufacture of high-quality paper |
| (d) Used in white washing |
Match the elements given in Column I with the colour they impart to the flame given in Column II.
| Column I | Column II |
| (i) Cs | (a) Apple green |
| (ii) Na | (b) Violet |
| (iii) K | (c) Brick red |
| (iv) Ca | (d) Yellow |
| (v) Sr | (e) Crimson red |
| vi) Ba | (f) Blue |
\[\ce{NaOH}\] is manufactured by the electrolysis of brine solution. The products of the reaction are ______.
Which of the following metal hydroxides does not dissolve in sodium hydroxide solution?
