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प्रश्न
Define Acid.
Define the following term:
Acid
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उत्तर
An acid is a compound which when dissolved in water produces hydronium ion(H3O+), the only positively charged
ion and a negative ion.
संबंधित प्रश्न
Name one natural source of the following acid:
Oxalic acid
One of the following is not an organic acid. This is:
What is the common name of water soluble bases?
Why is it wrong to treat a bee sting with vinegar?
The soil in a field is highly acidic. Name two materials which can be added to this soil to reduce its acidity. Give the reason for your choice.
- What do you understand by the term, acid?
- Name the positive ion formed when an acid is dissolved in water.
- Draw the structure of this ion.
Define the term ‘basicity’ of an acid.
Give two examples of the following:
oxy-acid
Name an acid used to flavor and preserve food.
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Carbonate or bicarbonate -> Salt + water + Carbon dioxide}\]
By squeezing lemon on a piece of rock the gas liberated turned lime water milky. which compound is present in the rock?
An hydrous hydrogen chloride is not an acid but its aqueous solution is a strong acid. Explain.
Give four examples of preparation of acids by synthesis.
Acid mixed with base forms ______.
Phenolphthalein is a synthetic indicator and its colours in acidic and basic solutions, respectively are ______.
State whether the following statement is true or false. Correct the false statement.
Lemon water is basic in nature.
An acid is ______.
Acidic or basic solutions are good conductors of electricity. Justify your answer.
Match the following:
| 1. | The hardest substance in our body | a. | Aluminum phosphate |
| 2. | Citrus fruits | b. | Potash alum |
| 3. | Rice plant | c. | Insoluble in water |
| 4. | Double salts | d. | Acidic soil |
| 5. | Silver chloride | e. | Calcium phosphate |
| f. | Alkaline soil |
The acid which contains four hydrogen atoms is ______.
