Advertisements
Advertisements
प्रश्न
What is a molecule ? Explain with an example.
Advertisements
उत्तर
Molecule is the smallest particle of a substance (element or compound), which has the properties of that substance. It can exist in a free state.
Example: Oxygen atoms combine and exist in the form of O3 molecules. Solid sulphur has eight sulphur atoms joined together, and exists in the form of S8 molecule.
APPEARS IN
संबंधित प्रश्न
What does 2C02 represent ?
What does 6NaNO3 represent ?
Write the molecular formulae of Magenesium oxide :
The valency of sodium is one, write the molecular formula for sodium carbonate ?
Calculate the number of molecules present in a drop of chloroform (CHCl3) weighing 0.0239 g.
(Atomic masses : C = 12 u ; H = 1 u ; Cl = 35.5 u)
How many units of charge are developed on each atom?
Diagrammatically represent the transfer of electrons.
Fill in the blank:
A molecule of an element is _________.
Express each of the following in kilograms
58.34 g
______ can be formed by the same or different kinds of atoms.
