Calcium becomes a +2 ion and each chlorine becomes a -1 ion. The +2 calcium ion and the two -1 chloride ions attract each other and form an ionic bond and the compound calcium chloride. One calcium ...

Substances that consist of covalent molecules are usually gases or liquids at room temperature. Ionic bonds are formed between a metal and non-metal, for example, sodium chloride. Outer electrons ...

Since it was first synthesized in a post-WW2 American lab in 1949 ... which suggests it is ionic bonds sticking the organometallic molecule together like two magnets, rather than the stronger glue of ...

Ionic compounds - AQA An ionic compound is ... Small molecules - AQA A covalent bond is a shared pair of electrons. Covalent bonding forms molecules. Substances with small molecules have low ...