Advertisements
Advertisements
प्रश्न
Write the formula of the following compound:
Sodium plumbite
Advertisements
उत्तर
Sodium plumbite - Na2PbO2 - `"Na"^(1+)["PbO"_2]^(2-)`
APPEARS IN
संबंधित प्रश्न
Write down the formulae of sodium oxide.
Write the chemical formula of the Calcium oxide.
Name the elements water is made of. What are the valencies of these elements ? Work out the chemical
formula for water.
An element X of valency 3 combines with another element Y of valency 2. What will be the formula of the compound formed ?
Give the formula and valency of:
chromate ………….…….. .
Correct the following statement:
Molecular formula of water is H2O2
Identify the following substance:
Gas C that is colourless and can be used as a bleaching agent.
Write the formula of the following compound:
Potassium permanganate
Write the formula of the following compound:
Potassium sulphate
Write the formula of the following compound:
Potassium bicarbonate
Write the formula of the following compound:
Potassium iodide
Write the formula of the following compound:
Iron [III] sulphate
Define the term Relative atomic mass. State why indirect methods are utilised to determine the absolute mass of an atom. Explain in brief the indirect method used.
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
NaZnO2
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
BaCl2
Write the molecular formulae for the following compounds
Aluminium (III) nitrate
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
Write the steps that are followed to write down the chemical formula of a substance.
