CH4 is the formula for methane meaning it is a compound substance.
It's an elemental compound
No, Octane (C8H18) is not an elemental substance. It is a hydrocarbon compound composed of carbon and hydrogen atoms.
Graphite is a crystalline form of the element carbon, making it a pure substance or elemental compound.
Methane is a pure substance.
No, H2O is a molecular compound because it contains two types of atoms. A pure element has only the atom by itself, or combined with another atom of itself, such as H2, Cl2, I2.
methane is definatly a pure substance...
Sulfur powder is an elemental substance, not a compound. A compound is a substance made up of two or more different elements chemically bonded together, while sulfur is a single element with atoms of the same type.
There are elemental compounds, but there is no such thing as a compound element.
The chemical compound of methane is CH4, in a molecule there are 4 hydrogen atoms joined to 1 carbon atom. Methane is also a gas at room temperature, and it odourless and colourless.
Methane is a substance that is a chemical combination of Carbon and Hydrogen. Carbon and Hydrogen are Elements and therefore on the periodic table. Methane, the substance created by those elements, is not.
methane is a compound as one carbon atoms combines with 4 hydrogen atoms.
Elemental composition refers to the types and relative proportions of elements present in a substance. This composition can be expressed in terms of the atomic symbols and the number of atoms of each element in the substance. It provides valuable information about the chemical properties and behavior of the substance.