A balanced chemical equation represents a chemical reaction where the number of atoms for each element is the same on both the reactant and product sides. This ensures the law of conservation of mass is upheld. For example, the balanced…
A system of knowledge about the physical, chemical, and biological universe and the things that occur in it is called science. It is an objective observation that explains the basic rules of nature. Another approach to defining science is as the…
The modern periodic table consists of 18 vertical columns, called the groups(1-18) and 7 Horizontal rows, called periods. The first period contains two elements, Hydrogen and Helium. The second period contains eight elements, from Lithium to Neon. The third period contains…
