Advertisements
Advertisements
प्रश्न
Write the formula of the following compound:
Potassium hydroxide
उत्तर
Potassium hydroxide - KOH - `"OH"^(1-)`
APPEARS IN
संबंधित प्रश्न
Write the chemical formula of the Calcium carbonate.
The atomicities of ozone, sulphur, phosphorus and argon are respectively :
If the valency of hydrogen is 1 and that of nitrogen is 3, work out the formula for ammonia.
An element Y has a valency of 4. Write the formula for its :
- chloride
- oxide
- sulphate
- carbonate
- nitrate
Give the formula and valency of:
| Aluminate | ______ | ______ |
Write the formula of the following compound:
Potassium permanganate
Write the formula of the following compound:
Potassium plumbite
Write the formula of the following compound:
Sodium aluminate
Write the formula of the following compound:
Sodium nitrite
Write the formula of the following compound:
Magnesium sulphate
Write the formula of the following compound:
Magnesium oxide
Write the formula of the following compound:
Aluminium oxide
Write the formula of the following compound:
Iron [III] oxide
Write the formula of the following compound:
Lead [II] chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
KNO3
Write the molecular formulae for the following compounds
Aluminium (III) nitrate
What is a chemical formula?
Play a game for writing formula.
Example 1: Make placards with symbols and valencies of the elements separately. Each student should hold two placards, one with the symbol in the right hand and the other with the valency in the left hand. Keeping the symbols in place, students should criss-cross their valencies to form the formula of a compound.
