What does Nerys mean? Nerys [nerys] as a girls' name is of Welsh origin, and the meaning of Nerys is noblewoman. Modern coinage. The given meaning is based on the name's similarity to the Welsh word ner, meaning lord and the endings of the names Gladys and Dilys. Associated with: modern. Nerys has 3 variants: Neris, Neriss and Neryss.
Water is a polar molecule, meaning that there is an uneven distribution of electron density. Water has a partial negative charge () near the oxygen atom due the unshared pairs of electrons, and partial positive charges () near the hydrogen atoms.
Hydrophilic (Water loving) compound are polar in nature. They will tend to have a function group that causes an uneven electron density and hence makes it have a dipole movement. Lipophilic, (fat loving) compounds are non-polar in nature. They will tend to have long hydrocarbon chains.