Science Chemical Elements

Chemical Elements

Helium element chemical symbol He and periodic table properties


What is Helium? Helium is a colorless, odorless, tasteless, non-toxic, inert, chemical element with the chemical symbol He, atomic number 2. It is a monatomic...
Hydrogen element symbol H, discovery, periodic table properties, and electron configuration of the hydrogen atom


What is Hydrogen? Hydrogen, symbol H, molecular formula H2 is a colorless, odorless, tasteless, flammable gaseous chemical substance in the periodic table. In chemistry or...

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Shape or diagram of s-orbital and p-orbitals


Definition of Orbital Orbital in chemistry or physics defines a three-dimensional region where the probability of finding an electron is maximum. The wave function suggests...