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 ionic and covalent compounds worksheet

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Philip King
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تاريخ التسجيل : 28/10/2012
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مُساهمةموضوع: ionic and covalent compounds worksheet   الجمعة نوفمبر 16, 2012 12:23 am


Define
Chemical bond …………………………………………………………………………………………………………………………………………………………………………………………………… compounds…………………………………………………………………………………………………………………………………………………………………………………
Ionic bond……………………………………………………………………………..
……………………………………………………………………………………………..
Crystal lattice… ……………………………………………………………………..
…………………………………………………………………………………………….
Covalent compound… ………………………………………………………..
…………………………………………………………………………………………..
Molecule………………………………………………………………………………………………………………………………………………………………………………. compounds.…………………………………………………………………………
…………………………………………………………………………………………..

Fill in the blank:
1-the direct method to to classify compounds depends on the type of …… ………………………… in these compounds.
2- … ………………………………. Are electrons in the outermost energy level of an atom.
3- the behavior of …… ……………………….. determines if an ionic compounds or covalent compounds is formed.
4- an …………… bond is an attraction between oppositely charged ions.
5- compounds that contain ionic bonds are called … ……….. compounds.
6- ionic compounds are formed by the reaction of a … …………… with a……………….
7-sodium chloride commolnly known as … ………………. Is an … ………. Compound.
8- ionic compounds tend to be …… ………….. at room temperature.
9- ionic compounds have high … ………….point.
10- many ionic compounds have high tendency to be … ……………. So they dissolve easily in water.
11- the sharing of electrons forms a … ……………. Compound.
12- the group of atoms that make up a covalent compound is called …… ………………
13- many covalent compounds do not … ………….. well in water.

Answer?
1-what is the differnet between ionic and covalent compound. Make full comparision?

2- why ionic compounds are brittlness?
3- why ionic compounds have high melting points?
4- why mostionic compounds are solid at room temperature?
5- why most ionic compounds are soluble?
6- why do ionic solution conduct electric current?

7- why covalent copmpounds have low solubility?

8- why covalent compounds have low melting points?
9-talk about the electricity conductivity of covalent compounds (the types)?

??? what are the properties of ionic compounds??

??what are the properties of covalent compounds
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ionic and covalent compounds worksheet
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