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प्रश्न
Fill in the blank
The word acid comes from latin word acidus meaning _________
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उत्तर
The word acid comes from the latin word acidus meaning 'sour'.
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संबंधित प्रश्न
Tooth decay is caused by the presence of a base.
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Identify the following solutions, whether they are acid or base.
| Solution | Change in Indicator | Acid/Base | ||
| Litmus | Phenolphthalein | Methyl orange | ||
| 1. | -- | No change | -- | |
| 2. | -- | -- | Orange colour turns red | |
| 3. | Red litmus turns blue | -- | -- | |
Main constituent of acid is ______.
Answer the following question.
Identify the acid and the base from which sodium chloride is obtained. Which type of salt is it? When is it called rock salt? How is rock salt formed?
Non-metallic oxides are ______ in nature.
