Two or more elements react
now to improve the above answer when two or more elements (doesnt matter if they ere isotopes or not) come together that is when a compound is made . Compounds could be broken down but elemants can NOT,
The compound formed is a polypeptide.
A compound is formed when two or more elements bond together.
Compounds
A compound (a molecule) is formed.
This compound is the hydrogen fluoride HF.
The compound formed from sodium and sulfur is sodium sulfide (Na2S).
The compound formed by tin and oxygen is tin oxide.
covalent compound is formed by the sharing of electrons whereas ionic compound is formed by the transfer of electrons.
The compound formed is a polypeptide.
A covalent compound.
A compound
When only potassium and oxygen, the compound usually formed has the formula K2O. Under certain conditions, a compound with formula K2O2 can also be formed.
The compound formed with sodium and oxygen is sodium oxide (Na2O), and the compound formed with sodium and chlorine is sodium chloride (NaCl).
a compound a compound
A compound is formed from elements.
K2S is the formula for the ionic compound formed from potassium and sulfur.
When copper is heated in oxygen, the compound formed is copper oxide.