1st Period contain two Elements, i.e., Hydrogen and Helium (atomic number 1 and 2). It is called very Short period.
Nanaghat inscription are important inscription of which period?
Nasik inscription are important inscription of which period?
Period is…
The Nasik inscription are important inscription of the Satvahana period.
What is 1st Period?
What is 2nd Period?
What is Period?