Security Stud. 1  Full mortise hinges are available with security studs for added safety. 2  With the door in its closed position, a stud attached to one leaf of the hinge projects into a hole in the matching leaf.
Net Ionic Equation. A chemical reaction involves the conversion of reactant atoms or molecules to product. During any chemical reaction, reactant molecules are joined together to form a product which has different chemical and physical properties than the reactants.
What is the overall charge of an ionic compound? A: The overall or net charge of any ionic compound must equal zero. Although ions themselves are either positive (cation) or negative (anion) by definition, the only way they can bond together and form a compound is by seeking an opposite charge. Continue Reading.