1. fluorine gas (F )
2. lithium fluoride (LiF)
3. glucose (C ) H O
B. Indicate the number of electrons lost or gained in forming theses ions:
1. Gold (III)
2. OH
C. Give the name of each of the following compounds.
2 2 1.NO 2.NaF
3. CaBr
D. Given the name of the compound, write the molecular formula.
1.carbon monoxide
2.nitrogen trichloride
A.
1. F - a gas molecule;
2 - LiF - ionic compound that gives two ions in water;
3. C6H12O6 - a crystalline molecule.
B.
1. Gold (III) - three electrons lost;
2. OH- - one electron gained.
C.
1. NO2 - Nitrogen dioxide;
2. NaF - Sodium fluoride;
3. CaBr2 - Calcium bromide.
D.
1. Carbon monoxide - CO;
2. Nitrogen trichloride - NCl3
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