Advertisements
Advertisements
प्रश्न
Identify the following substance:
Gas B that has an offensive smell as of rotten eggs.
Advertisements
उत्तर
Hydrogen sulphide
APPEARS IN
संबंधित प्रश्न
The radius of an oxygen atom is 0.073 nm. What does the symbol ‘nm’ represent ?
If the valency of carbon is 4 and that of sulphur is 2, work out the formula of the compound formed by the combination of carbon with sulphur. What is the name of this compound ?
Name the following compounds. Also write the symbols/formulae of the ions present in them :
- CuSO4
- (NH4)2SO4
- Na2O
- Na2CO3
- CaCl2
Correct the following statement:
Formula of iron (lll) oxide is FeO.
Name the element in the compound and give the formula of the following compound:
Carbonic acid
Name the element in the compound and give the formula of the following compound:
Ethane
Write the formula of the following compound:
Sodium zincate
Write the formula of the following compound:
Sodium nitrite
Write the formula of the following compound:
Magnesium carbonate
Write the formula of the following compound:
Zinc oxide
Write the formula of the following compound:
Aluminium chloride
Write the formula of the following compound:
Aluminium nitrate
Write the formula of the following compound:
Copper [II] sulphate
Write the formula of the following compound:
Iron [II] sulphate
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
(NH4)3SO4
There is ______ oxygen atom is water molecule.
Write the steps that are followed to write down the chemical formula of a substance.
