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प्रश्न
Name two carbonates which do not produce carbon dioxide on heating.
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उत्तर
Potassium carbonate (K2CO3) and sodium carbonate (Na2CO3).
संबंधित प्रश्न
Write a balanced equation for the preparation of the following salts:
Zinc carbonate from Zinc sulphate
What name is given to the common salt which is mined from underground deposits? How was this salt formed?
What is meant by 'hydrated' and 'anhydrous' salts? Explain with examples.
Write the names, formulae and colours of any two hydrated salts.
Consider the following salts:
Na2CO3, NaCl, NH4Cl, CH3COONa, K2SO4, (NH4)2SO4
Which of salts will give:
acidic solutions?
The pH values of three solutions A, B and C are given in the table. Answer the folloiwng questions:
| Solution | pH value |
| A | 12 |
| B | 2 |
| C | 7 |
Which solution will have no effect on litmus solution?
Define the following term:
Hygroscopy
Answer the questions below relating your answers only to salts in the following list: Sodium chloride, anhydrous calcium chloride, copper sulphate-5-water?
- What name is given to the water in the compound copper sulphate-5-water?
- If copper sulphate-5-water is heated, anhydrous coppersulphate is formed. What is its colour?
- By what means, other than healing, could you dehydrate copper sulphate-5-water and obtain anhydrous coppersulphate?
- Which one of the salts in the given list is deliquescent?
One of the constituents of baking powder is sodium hydrogencarbonate. The other constituent is :
A salt that is formed by the complete neutralization of an acid and a base is called ______ salt.
