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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? In the covalent ... What are ten prefixes used in naming covalent compounds?

What is the representative unit of a covalent compound - Answers.com


A molecule ... Is salt a ionic compound or a covalent compound? Take a ... In the covalent compound C3H8 the Greek prefix used to represent the cation is? tri.

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.

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.

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) .

Ionic and Covalent Compounds


Many compounds exhibit predominantly either ionic or covalent bonding. Recently ... In addition to atoms, we can also represent atomic ions with Lewis dot symbols. ... Because the symbol for a common cation such as the potassium ion has no ...... are called binary compounds. TABLE 5.5. Greek Prefixes. Prefix. Meaning.

Molecular Compounds Molecular Compounds Molecular Formulas

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.

4 Bonding


4.2.5 Predict whether a compound of two elements would be covalent .... a cation. When an atom gains electrons it forms a negative ion, also called an anion. ..... symbol (Greek letter d, pronounced delta) is used to represent a partial ..... C3H8. 44. 42. C4H10. 58. 0.5. Dipole–dipole attraction. Molecules such as HCl have a ...

Chemistry Class X for SA-II 2015-16 - My Study materials


The type of covalent bond formed in a covalent compound depends on the .... The word aliphatic is derived from the Greek word aleiphar meaning fat. .... Following steps are used to write the name of an organic compound ... Prefix 'iso' and 'neo'represent the presence of one or two carbon atoms ..... Cation is formed whe...

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Why are prefixes used in naming covalent compounds - Answers


The same atoms can combine in more than one ratio. ... In the covalent compound C3H8 the Greek prefix used to represent the cation is? tri. 12 people found ...

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.

Chapter 3 - An Introduction to Chemistry: Chemical Compounds


Chemical Bonds. 3.3 Molecular. Compounds. 3.4 Naming Binary. Covalent ..... 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 ..... no prefix is to be used, begin with the name of the first element.