<Tr> <Td> Group 12 </Td> <Td> IIB </Td> <Td> IIB </Td> <Td> zinc family Volatile Metals </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Group 13 </Td> <Td> IIIB </Td> <Td> IIIA </Td> <Td> boron family </Td> <Td> triels and Icosagens </Td> <Td> triels from Greek tri (three, III) </Td> </Tr> <Tr> <Td> Group 14 </Td> <Td> IVB </Td> <Td> IVA </Td> <Td> carbon family </Td> <Td> tetrels and Crystallogens </Td> <Td> tetrels from Greek tetra (four, IV) </Td> </Tr> <Tr> <Td> Group 15 </Td> <Td> VB </Td> <Td> VA </Td> <Td> nitrogen family </Td> <Td> pentels, pnictogens * </Td> <Td> pentels from Greek penta (five, V) </Td> </Tr>

What are all the groups in the periodic table