The formal charge of the sulfate ion, which has the molecular formula (SO4)2-, is -2. Ions that have a negative charge are called anions, and positively charged ions are called cations. More »

The chemical formula for hydrogen sulfate is HSO4-. The formula indicates that an ion of hydrogen sulfate contains one atom of hydrogen, one atom of sulfur and four atoms of oxygen. The ion carries a total charge of -1. More »

Gallium sulfate is an inorganic compound with a molar mass of 427.63 grams. It has the chemical formula Ga2(SO4)3 and is comprised of two gallium atoms bonded to three sulfate ions. The overall charge of the compound is ... More »

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CuSO4, also known as copper(II) sulfate, is an inorganic compound made by combining a copper ion with a charge of positive two and a sulfate anion with a charge of negative two. CuSO4 is used as a fungicide, pesticide an... More »

One Lewis dot structure for a sulfate ion is an S connected by two pairs of dots to two O's, each of which is surrounded by two pairs of dots. The S is connected by one pair of dots to two additional O's. More »

A sulfide ion has a fixed charge of 2-. It is one of the common anions formed by the chemical element sulfur. More »

An ion has an electrical charge because it either has more electrons than protons or it has more protons than electrons. Electrons, which are found in the shells of an atom, have a negative charge, while protons, found i... More »