with high temperatures further accelerating ionic changes and hastening performance deterioration. To address this issue, Professor Choi's research team introduced a hydrogen-bonding additive into ...

All ionic compounds have a high melting point ... and boiling points are different due to the ethanol containing hydrogen bonding. Ether is a symmetrical molecule, so even though it contains ...

Hydrogen atoms are close together. The electron from each atom feels the attraction from the proton in the nucleus of the other atom. This attraction pulls the atoms together and the electrons are ...

Each atom then has a complete outer shell of electrons. The slideshow shows how a covalent bond forms between a hydrogen atom and a chlorine atom, making hydrogen chloride. A simple molecule ...