Each element in the periodic table has: A unique symbol – a one or two-letter abbreviation used to represent the element. An ...

Atomic number 6, atomic weight 12.01115. Manganese (Mn): Manganese is a brittle, metallic element that exists in the ore of pyrolusite. When making steel, it reacts with sulfur and helps to ...

These rules help in identifying and writing chemical symbols consistently across all ... are organized in the periodic table based on their atomic numbers, which increase sequentially from 1 ...