disulphide bond
MOLECULE!!
The smallest unit of a pure substance that consists of two or more atoms held together by a chemical bond is a molecule.
The bond in water is covalent.
I believe the word you're looking for is "Compound".
A group of two or more atoms held together by chemical bonds would be termed a molecule.
covalent bond
convanent bond
Cl2
MOLECULE!!
I think so. Here covalent and there ionic.
A molecule is the smallest neutral unit of two or more atoms held together by a covalent bond.
The two hydrogen atoms in a hydrogen molecule are held together by a covalent bond.
polar covalent bonds
The smallest unit of a pure substance that consists of two or more atoms held together by a chemical bond is a molecule.
The water molecule itself is held together by polar covalent bonds between the oxygen atom and the two hydrogen atoms.
Carbon monoxide is held together by a covalent bond.
The bond in water is covalent.