Web Results


Sodium ions are necessary for regulation of blood and body fluids, transmission of nerve impulses, heart activity, and certain metabolic functions. Physiologically, it exists as an ion in the body. Sodium is needed by animals, which maintain high concentrations in their blood and extracellular fluids, but the ion is not needed by plants. The human requirement for sodium in the diet is less ...


These are the ions and their charges: Na+1 Cl-1 The charges have to add up to zero, so one +1 sodium ion cancels out one -1 chlorine ion. Therefore, the chemical formula of sodium chloride is NaCl.


Structure, properties, spectra, suppliers and links for: Sodium ion, Na(+).


Sodium is the 11th element of the modern periodic table with 11 protons, 12 neutrons and 11 electrons. The symbol for sodium has been derived from its Latin name Natrium. The first two letters Na thus make up its symbol or it can be called the "fo...


Write the chemical formula for an ionic compound composed of each pair of ions. the sodium ion and the sulfur ion; the aluminum ion and the fluoride ion; the 3+ iron ion and the oxygen ion; SOLUTION. To obtain a valence shell octet, sodium forms an ion with a 1+ charge, while the sulfur ion has a 2− charge.


The sodium ion (Na +) is an important electrolyte in neuron function, and in osmoregulation between cells and the extracellular fluid. This is accomplished in all animals by Na + /K +-ATPase, an active transporter pumping ions against the gradient, and sodium/potassium channels. Sodium is the most prevalent metallic ion in extracellular fluid.


Researchers working on sodium-ion batteries consistently run into the same problem: the lack of a high-capacity anode. Lithium-ion batteries use graphite but this doesn’t work for sodium ions. “The entire shift from Li to sodium battery is still limited by the performance of anode,” confirms Lee.


Thus one sodium cation cancels one chloride anion resulting in the formula Na1Cl1 or NaCl. This formula is called the "formula unit" since it represents only one unit of the vast NaCl array or lattice. Below are other examples of simple ionic compounds made up of single atom (monatomic) ions: Polyatomic ions and compounds:


Nitrogen is an element in group 5 of the periodic table. When it forms the nitride ion, it gains three electrons to form a "3-" ion: "N"^(3-). In ionic compounds, the charges of constituent ions must balance. This can be achieved by having three sodium ions per nitride ion. Therefore, the formula of sodium nitride is "Na"_3"N".


Update: I need to write the formula for an ionic compound that sulfate forms with a Sodium ion.