No, C4H5 is not an element. To be an element, a substance must have all the same type of atom. In this molecule, there are two different types of elemental atom: Carbon and Hydrogen. In one molecule of this substance there are 9 atoms: 4 Carbon atom and 5 Hydrogen atoms.
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.
Element
The empirical formula for C8H10 is CH5. This is found by dividing the subscripts in the molecular formula by their greatest common factor.
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.
There is no such thing as a good element or a bad element.
Neon is an element.
Hydrogen is an element Lead is and element.
Sand is NOT an element. Iron IS an element.
Uranium is an element.
Element