(i) They are lustrous, i.e., they have a shiny surface. (ii) All metals are solids except mercury which is liquid at room temperature. (iii) Metals are ductile which means they can be drawn into wires ...

Chemical bonding is the force of attraction that holds atoms together to form molecules or compounds. There are two primary types of chemical bonds: ionic and covalent bonds. Both these bonds play a ...

A covalent bond is a shared pair of electrons between two non-metal atoms, for example carbon dioxide. Figure caption, Two atoms sharing a pair of electrons. A covalent bond happens when the positive ...