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Valence (chemistry)


In chemistry, the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules. ... Valence diagrams of a compound represent th...

In the covalent compound C3H8 the Greek prefix used to represent ...


In the covalent compound C3H8 the Greek prefix used to represent the cation is? ... Prefixes are used to tell how many of each kind of atom are in covalent ...

Why is it necessary to use a system of Greek prefixes to name binary ...


Different compounds can be formed of the same elements, so the prefixes are needed to ... In the covalent compound C3H8 the Greek prefix used to represent the cation is? tri. 14 people found this useful. Edit ... In the covalent compound CO2 the Greek prefix used to represent the anion is? di. 6 people found this useful. Edit.

Chapter 3 - An Introduction to Chemistry: Chemical Compounds


Chemical Bonds. 3.3 Molecular. Compounds. 3.4 Naming Binary. Covalent .... b. the hydrogen peroxide, H2O2, used to make the disinfectant .... to a chlorine atom , the attraction between the +1 sodium cation and the .... This way of depicting a molecule—using the elements' symbols to represent atoms .... Propane, C3H8.

Ionic and Covalent Compounds


Many compounds exhibit predominantly either ionic or covalent bonding. ... In addition to atoms, we can also represent atomic ions with Lewis dot symbols. ... to form cations; and those with high positive electron affinities, typically nonmetals, tend ...... are called binary compounds. TABLE 5.5. Greek Prefixes. Prefix. Meaning.

Organic Compounds - 2012 Book Archive


major classes of organic compounds, covalent compounds composed primarily of ... prefix used in the systematic nomenclature of compounds that contain each ..... conformations of propane (C3H8) as viewed along the C1–C2 axis. Answer: ... Of these structures, (a) and (d) represent the same compound, as do (b) and (c) .

Chemistry Unit 3 PPT - SlideShare


Jul 1, 2014 ... 7.2 Compounds composed of cations and anions are called ionic compounds. ... Many transition metal compounds are colored and can be used as pigments ... 2 Single Covalent Bonds ◦ How do electron dot structures represent shared electrons ... 3 ◦ Pi Bonds In a pi bond (symbolized by the Greek letter 8.

Full text of "Siyavula textbooks: Grade 10 Physical Science"


The symbols of the elements can be used to represent compounds e.g. FeS, ... positive ion (cation) from hydrogen or a metal, then the suffix of the name will ... Prefixes can be used to describe the ratio of the elements that are in the compound. ..... These properties of diamonds are due to the strong covalent bonds (covalent ...



Each metal atom loses one or more electrons and becomes a cation, ..... molecules, its formula represents the formula unit, the relative numbers of cations and anions in .... The following naming conventions are used with these ions. .... Covalent compounds use Greek numerical prefixes (see Table 2.6) to ... Propane (C3H8).

Molecular Compounds Molecular Compounds

mtweb.mtsu.edu/nchong/Chapter 3-CHEM1010-MSJ.pdf

shows the number and kind of elements used. e.g. water ... Prefixes show the number of atoms present. ▫ but don't ... Binary compounds contain two different elements ... Lines represent C-C bonds. ... C3H8. 1. C4H10. 2. C12H26. 355. C5H12. 3. C15H32. 4,347. C6H14. 5 .... Formula unit = smallest ratio of anions to cations.

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What is the name of the compound C3H8 - Answers.com


Propane ... What is the chemical name for Propane C3H8? Its chemical ... In the covalent compound C3H8 the Greek prefix used to represent the cation is? tri.

Nomenclature Handout


symbol is one or two letters which represent the given element. Some of the ... of electrons results in positively charged ions called cations. Atoms are .... The prefixes are derived from Greek and Latin and are listed in the table ... It is also important to note that the method for naming covalent compounds is generally not used.

formulas and nomenclature of ionic and covalent compounds


(A cation is a positively charged ion; an anion is a negatively ... Covalent or molecular compounds form when elements share electrons ... Group Element Cation Ion name ..... A prefix is used in front of each element name to indicate how many of that ... C3H8 propane. C8H18 octane. C4H10 butane. C9H20 nonane. C5H12.