The electron configuration 1s22s22p5 corresponds to the element fluorine (F), which has 9 electrons.
It is an element. Elements are composed of atoms, and atoms of elements combine chemically to form compounds.
This chemical element is dysprosium (Dy).
"He" is an element. It is the chemical symbol for helium, which is a noble gas and an element on the periodic table.
The element name for element number 31 is Gallium.
Fluorine.
The electron configuration 1s22s22p5 corresponds to the element fluorine (F), which has 9 electrons.
The most electronegative element is fluorine. Its electron configuration is 1s2 2s2 2p5.
Fluorine has the electron configuration: 1s22s22p5, sometimes written as [He]2s22p5
All noble gases have the electron configuration s2p6.
1s2, 2s2 2p5 or [He]2s2 2p5Like all halogens, it has a valence of -1 requiring one electron to obtain a stable noble gas configuration.Fluorine is one of the diatomic elements, so it appears as an F2 molecule.1s22s22p5
The electron configuration of fluorine is 1s2 2s2 2p5.
It is an element.
Metal is not an element. It is a term used to classify an element, but it is not an element.
It is an element. Elements are composed of atoms, and atoms of elements combine chemically to form compounds.
element. Sulfur dioxide (SO2) is a compound
If you meant "element" as in a chemical element, there is no element with the symbol "ef" in the periodic table.