Advertisements
Advertisements
प्रश्न
Give the name of the element present in the following compound:
Potassium sulphate
उत्तर
- Compound - Potassium sulphate
- Chemical formula - K2SO4
- Elements present - Potassium, Sulphur, Oxygen
APPEARS IN
संबंधित प्रश्न
Give the name of the element present in the following compound:
Quick lime
Work out the formula for magnesium hydrogencarbonate.
The cation of an element has :
Molecular compounds are usually formed by the combination between :
An element X forms the following compounds with hydrogen, carbon and oxygen :
H2X, CX2, XO2, XO3
State the three valencies of element X which are illustrated by these compounds.
Calculate the mass of 3.011 × 1024 atoms of carbon.
Why are the symbols and formulae of substances important?
Give a reason why –
Ozone is considered triatomic, but phosphorus a tetratomic molecule.
State true of false. If false, give the correct statement.
NaCl represents one molecule of sodium chloride.
Give any two examples for heterodiatomic molecules.
