Adarsh Dwivedi

The atomic number or proton number of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is …

This is best App for learning years of all major historic events occurred in India. This app can be used by people of all age, from a primary student to a person preparing for civil services. …

On revoking assistant it will tell you about Bitcoins, its founders and even severals facts that you have never heard of.