Observe the following table to know atomicity of molecule and try to write the symbol of molecule based on its atomicity.

Name two mono-atomic molecules.

Between atoms of a molecule, there exists

The normal state of an atom or molecule is known as

The symbol of an element is Une. Its atomic number is

Why do atoms of elements try to combine and form molecules?

Why do they change in atomicity of molecules from one element to another element?

Observe the following table and Fill it . Observations : Find average atomic weights of the first and third elements in each row and compare it with the atomic weight of the middle element.

Indicate hydrid state of each carbon atom in the following molecule :

Indicate hybrid state of each carbon atom in the following molecule