Is iron,lime water, carbondioxide,calcium,ammonia,gold,rust are element or compound
Answers
Answered by
10
Explanation:
Iron is an element because it is made of one molecule.
Lime water is a compound .It is an ionic compound and is found in chalks, shells,etc.
Carbon dioxide is a chemical compound that consists of two oxygen atoms and one carbon atom.
Calcium is a chemical element with symbol Ca and atomic number 20.
Ammonia is a compound.
Gold is a chemical element with symbol Au and atomic number 79.
Rust is a compound becauseit is made up of two chemical elements, usually iron and oxygen.
Similar questions