Binary numbers, represented by 1s and 0s, are used in electrical and computer applications. They correspond to a power of 2 and can be easily represented with a two-position electrical switch. Binary arithmetic can be performed using simple rules, and logical operators can be interchanged with mathematical operations. A block of eight bits is called […]
Roman numerals were used in Europe until the 9th century when Arabic numerals became more popular. The system was inspired by Attic numerals used in Greece and adapted by the Etruscans. The Romans changed the symbols and added some, requiring the reader to add them together to discern the number. Subtractive notation is used for […]
Four quantum numbers describe the behavior of electrons in an atom: principal, azimuthal, magnetic, and spin. These numbers give the quantum state of an electron, and no two electrons can share the same four quantum numbers. The principal quantum number refers to the distance of an electron’s orbit from the nucleus, while the azimuthal quantum […]
