Element

What is an element in chemistry?

Element or chemical element in the periodic table, a pure substance that cannot be decomposed into smaller substances or materials by any normal chemical processes, present on the earth as well as in the total universe. In this category, we discuss the fundamentals properties, facts extraction, and uses of different chemical elements.

Helium element symbol, periodic table properties, and atomic model

Helium

Helium on the Periodic Table Helium (He), chemical symbol He, atomic number 2, the second most abundant chemical element in the earth universe after hydrogen...
Nitrogen element chemical symbol and the periodic table properties

Nitrogen

Nitrogen Element Nitrogen, symbol N, chemical formula N2 is colourless, odourless, tasteless, nonmetallic gas, and essential constituent of the living matter or group-15 periodic table...
Carbon element chemical symbol and the periodic table properties

Carbon

Carbon element Carbon (C), the chemical element of group-14 or Group IVA in the periodic table occurrence in nature as carbon black, activated carbon, graphite,...
Oxygen element chemical symbol and the periodic table properties

Oxygen

What is oxygen? Oxygen, atomic number 8, symbol 'O', and molecular formula O2 is the most abundant chemical element of the Group-16 or chalcogen family...
Hydrogen element symbol, properties, and isotopes protium, deuterium, and tritium

Hydrogen

Hydrogen Element Hydrogen (H) is the only chemical element in the periodic table in which valence orbital electron under the direct influence of the nucleus...