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what is the definition for formula unit. Poissons ratio is normally denoted by the Greek letter n nu. When we look at any given ionic compound it is made up of molecules out of which one molecule is positively charged and the other one is negatively charged.
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Chemistry of an ionic compound that does not form molecules as most salts the chemical formula with the least number of elements out of the set of empirical formulas having the same proportion of ions as elements NaCl is the formula unit for the ionic compound sodium chloride Most material 2005 1997 1991 by Penguin Random House LLC. However this is not standardized. The formula mass of a molecule also known as formula weight is the sum of the atomic weights of the atoms in the empirical formula of the compound.
The numbers 2 and 4 in the above diagram are called subscripts and represent the number of each atom in the molecule.
An ionic compound is made up of a metallic and non-metallic ion. A formula unit in chemistry is the empirical formula of any ionic or covalent network solid compound used as an independent entity for stoichiometric calculations. A formula unit is a term used for defining the whole lesser number of ratios of ions in an ionic compound. A formula unit in chemistry is the empirical formula of any ionic or covalent network solid compound used as an independent entity for stoichiometric calculations.
