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प्रश्न
State whether the following statement is true or false. Correct the false statement.
All substances are either acidic or basic.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
Substances can be acidic, basic or neutral
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संबंधित प्रश्न
What colour does the turmeric paper turn when put in an alkaline solution?
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(a) vinegar
(b) sodium hydrogencarbonate
(c) potassium hydroxide
(d) lemon juice
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| Solution | Change in Indicator | Acid/Base | ||
| Litmus | Phenolphthalein | Methyl orange | ||
| 1. | -- | No change | -- | |
| 2. | -- | -- | Orange colour turns red | |
| 3. | Red litmus turns blue | -- | -- | |
Choosing the correct words given in brackets, complete the sentence given below:
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The acid which contains four hydrogen atoms ______.
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(1) PhCOOH
(2) o-NO2C6H4COOH
(3) p-NO2C6H4COOH
(4) m-NO2C6H4COOH
