";s:4:"text";s:3156:" In this type of electrostatic interaction, the partially positive end of the compound will interact with the negative end of the other compound. This is clearest in the case of electrostatic interactions where charges on nuclei and electrons interact according to Coulomb's law: Learn vocabulary, terms, and more with flashcards, games, and other study tools. Electrostatic forces are attractive or repulsive forces between particles that are caused by their electric charges. Within proteins, salt bridges can form between nearby charged residues, for example, between a positively charged amino group and a negatively charged carboxylate ion. Electrostatic interactions. The force of attraction (F) is inversely proportional to the square of the distance (d) between the charges. atoms or ions.Intermolecular forces are weak relative to intramolecular forces – the forces which hold a molecule together. Electrostatic interaction (van der Waals interaction): The attractive or repulsive interaction between objects having electric charges. The triboelectric effect causes an electrostatic charge to build up on the surface of the fur due to the cat's motions. One of the basic physical forces, the electric force is named for a French physicist, Charles-Augustin de Coulomb , who in 1785 published the results of an experimental investigation into the correct quantitative description of this force. Electrostatic attraction (shown in red) between the δ + and δ - ends of a polar covalent N-H bond allow for hydrogen bonding and base pairing within the DNA double helix . Learn about and revise contact and non-contact forces, gravity, weight, free body diagrams and resolving forces with GCSE Bitesize Combined Science. When interactions are between two polar compounds, a dipole-dipole interaction will occur. Furthermore, electrostatic interactions between polypeptides and ions can be adopted to generate hydrogels. In most cases, electrostatic interactions are generally combined with other interactions for material repair. Molecular interactions are important in diverse fields of protein folding, drug design, material science, sensors, nanotechnology, separations, and origins of life. An electrostatic attraction exists when there are closely packed ions of opposite charges. Learn about and revise contact and non-contact forces, gravity, weight, free body diagrams and resolving forces with GCSE Bitesize Combined Science.