Advertisements
Advertisements
प्रश्न
What do you understand by the term, acid?
Advertisements
उत्तर
Acids are defined as compounds which contain one or more hydrogen atoms, and when dissolved in water, they produce hydronium ions (H3O+), the only positively charged ions.
APPEARS IN
संबंधित प्रश्न
Tooth decay is caused by the presence of a base.
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.
Write any two important uses of bases.
what effect does the concentration of [H3O+] ion have on solution?
Name the particles present in :
Weak electrolyte
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 | -- | -- | |
Write the chemical name from the given formula.
H2SO4
Fill in the blank
Vinegar is the source of ________ acid.
The correct way of making a solution of acid in water is to ______.
Name the acid present in lemon.
