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प्रश्न
Give one example in the following case:
A hydroxide which is highly soluble in water.
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उत्तर १
Sodium hydroxide.
उत्तर २
Ammonium hydroxide (NH4OH)
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संबंधित प्रश्न
Give one example in the following case:
A base which is not an alkali.
Distinguish between acid and alkali (other than indicators).
Oxides of metals are acidic in nature.
Chemical formula of calcium oxide is _______
Write any four uses of bases.
When the soil is too basic, plants do not grow well in it. To improve its quality what must be added to the soil?
Look at figure which shows solutions taken in test tubes A, B, C and D. What colour is expected when a piece of red litmus paper is dropped in each test tube? Nature of the solutions is given in the table for your help.
| Test tube | Nature of Solution | Change in colour of red litmus |
| A | Neutral | |
| B | Basic | |
| C | Acidic | |
| D | Neutral |
What are bases?
Water-soluble bases are called ______.
A small amount of copper oxide was taken in a beaker and dilute hydrochloric acid was added with continuous stirring of the solution. Name the compound formed and state the colour of its solution. Write the balanced chemical equation for the reaction that occurs. Based on the reaction, state the nature (acidic/basic) of copper oxide.
