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प्रश्न
Acid - Define.
उत्तर
A substance which contains one or more replaceable hydrogen atoms.
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संबंधित प्रश्न
The soil in a field in highly acidic. Name two materials which can be added to this soil to reduce its acidity. Give the reason for your choice.
Give two examples of the following:
oxy-acid
Name an acid used as an eyewash.
What is the difference between an alkali and a metal hydroxide?
Out of HCl and CH3COOH, which one is a weak acid and why? Describe an activity to support your answer.
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 | -- | -- | |
What do you understand by the strength of an acid? On what factors does the strength of an acid depend?
Choose the correct answer from the options given below:
Benzoic acid is used for/in/as
Write the balanced equation for the preparation of the following compound (as major product) starting from iron and using only one other substance:
Iron (III) chloride
Draw the structure of Hydronium ion.
