Propane is what type of matter? Element
Compound
Homogeneous mixture
Heterogeneous mixture

Propane is a compound of Carbon and Hydrogen

CH4 is a compound because it is Made of carbon and H

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.