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प्रश्न
Look at Figure 5.1 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? The 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 |
उत्तर
| Test tube | Nature of Solution | Change in colour of red litmus |
| A (Milk) | Neutral | No change |
| B (Baking powder) | Basic | Turns blue |
| C (Vinegar) | Acidic | No change |
| D (Glucose) | Neutral | No change |
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संबंधित प्रश्न
Give one example in the following case:
A hydroxide which is highly soluble in water.
Oxides of metals are acidic in nature.
What is the difference between an alkali and a base?
Sodium hydroxide is a ______.
Chemical formula of calcium oxide is _______
When the soil is too basic, plants do not grow well in it. To improve its quality what must be added to the soil?
On adding phenolphthalein indicator to a colourless solution, no change is observed. What is the nature of this solution?
Water-soluble bases are called ______.
______ are bitter in taste.
NaOH & KOH are strong bases.
