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प्रश्न
What is the term defined by the following?
A base which is soluble in water.
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उत्तर
Alkali
संबंधित प्रश्न
What do you understand by an alkali?
Main constituent of base is ______.
What is the difference between an alkali and a base?
Give the significance of pH of soil in agriculture.
On adding phenolphthalein indicator to a colourless solution, no change is observed. What is the nature of this solution?
Bases are chemical substances that are corrosive and ______ in taste.
Water-soluble bases are called ______.
Match the following:
| 1. | Wasp sting | a. | Milk of magnesia |
| 2. | Common salt | b. | Acetic acid |
| 3. | Organic acid | c. | Sodium chloride |
| 4. | Antacid | d. | Vinegar |
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.
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
A basic oxide.
