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Binary molecular -it is the combination of two non-metal and it uses Greek prefixes. Ionic charges does not use in this formula. Prefixes is used such as mono- or di- it’s because it is the accordance of how many elements are there in one formula of binary molecular. Examples: Nitrogen dioxide (NO2) Carbon tetrachloride (CCl4) Ckad github
3. Greek prefixes are used to designate the number of each type of ligand in the complex ion, e.g. di-, tri- and tetra-. If the ligand already contains a Greek prefix (e.g. ethylenediamine) or if it is polydentate ligands (ie. can attach at more than one binding site) the prefixes bis-, tris-, tetrakis-, pentakis-, are used instead.

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tin (II) fluoride. SnF 4. tin (IV) fluoride. Out-of-date nomenclature used the suffixes – ic and – ous to designate metals with higher and lower charges, respectively: Iron (III) chloride, FeCl 3, was previously called ferric chloride, and iron (II) chloride, FeCl 2, was known as ferrous chloride.

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This program determines both empirical and molecular formulas. To calculate the empirical formula, enter the composition (e.g. C=40%, H=6.67%, O=53.3%) of the compound. Enter an optional molar mass to find the molecular formula. Percentages can be entered as decimals or percentages (i.e. 50% can be entered as .50 or 50%.)

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Binary Covalent (Molecular) Compounds (formula contains two nonmetals): The element listed first in the formula is the one closest to the left side and/or bottom of the periodic table (i.e., having the lowest electronegativity).

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When naming a binary molecular compound you need to use prefixes 1 = mono 6 = hexa 2 = di 7 = hepta 3 = tri 8 = octa 4 = tetra 9 = nona 5 = penta 10 = deca The prefixes indicate how many atoms of each element are in the compound. The only time you do not use the prefix mono is when the first element in the compound has only one atom.

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It is important to note that the kilogram is the only SI unit with a prefix as part of its name and symbol. Because multiple prefixes may not be used, in the case of the kilogram the prefix names of Table 5 are used with the unit name "gram" and the prefix symbols are used with the unit symbol "g."

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In molecular compounds, _____ are used to show the number of atoms of each element per molecule. Finish the chart below, listing the prefixes and the number of atoms each represents: Prefix mono- octa- # of atoms 3 6 Write the formula of these molecular compounds:

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Notes: Acid Nomenclature Acids are molecular compounds that contain hydrogen bonded to an anion (such as a nonmetal or a negative polyatomic ion). When dissolved in water the hydrogen fully or partially dissociates (splits) from the anion creating ions in the water. The amount of free H + determines the strength of the acid (pH).

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Jul 06, 2011 Β· As another important difference between ionic and molecular compounds, the ionic compounds are hard and brittle while molecular compounds are soft and relatively flexible. This is mainly because the atoms of ionic compounds are held together tightly by ionic bonds whereas in molecular compounds atoms attach to each other relatively loosely.

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Nov 06, 2017 Β· Naming Binary Covalent Compounds Binary covalent compounds come from the combination of two nonmetals (or a nonmetal and a metalloid). These compounds do not involve ions; as a result, they have a slightly different naming system. Chemists use prefixes to indicate the number of atoms in each compound. The pr efixes are list ed in the table below:

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Naming Binary Molecular Compounds β€’ Compounds of two nonmetals (e.g. oxides of nonmetals) β€’ Name of less electronegative element + stem of the other element + -ide β€’ Numerical prefixes precede names of both nonmetals β€’ Examples: – CO, carbon monoxide – N2O5, dinitrogen pentoxide – CCl 4, carbon tetrachloride – H2S, hydrogen sulfide

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