Advertisements
Advertisements
प्रश्न
Write the formula of the following compound:
Potassium nitrite
Advertisements
उत्तर
Potassium nitrite - KNO2 - `"NO"_2^(1-)`
APPEARS IN
संबंधित प्रश्न
Write down the formulae of magnesium hydroxide.
Write the chemical formula of the Copper nitrate.
An element X of valency 3 combines with another element Y of valency 2. What will be the formula of the compound formed ?
Identify the following substance:
Gas C that is colourless and can be used as a bleaching agent.
Name the element in the compound and give the formula of the following compound:
Green vitriol
Name the element in the compound and give the formula of the following compound:
Glauber’s salt
Write the formula of the following compound:
Potassium zincate
Write the formula of the following compound:
Potassium aluminate
Write the formula of the following compound:
Calcium carbonate
Write the formula of the following compound:
Calcium hydroxide
Write the formula of the following compound:
Zinc chloride
Write the formula of the following compound:
Copper [II] nitrate
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
KCr2O7
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
Mg(SO4)2
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
BaCl2
Write the chemical formula for the following compounds
- Aluminium sulphate
- Silver nitrate
- Magnesium oxide
- Barium chloride
Give the chemical formulae for the following compounds and compute the ratio by mass of the combining elements in each one of them. (You may use appendix-III).
- Ammonia
- Carbon monoxide
- (Hydrogen chloride
- Aluminium fluoride
- Magnesium sulphide
There are ______ hydrogen atoms in water molecule.
