And that’s it! Nearly everything in this room, in your room, and in the entire universe, is made of: elements with one kind of atom, compounds containing different types of atoms chemically ...

Most organic compounds contain carbon and hydrogen, but they may also include any number of other elements (e.g., nitrogen, oxygen, halogens, phosphorus, silicon, sulfur). Originally limited to the ...

Carbon (C): Carbon, a nonmetallic element, forms a number of organic and inorganic compounds and can be found ... Atomic number 15, atomic weight 30.9738. Sulfur (S): Sulfur is a nonmetallic ...