Quiz: Feb 4, 2005 Write the names and formulas for the ionic compounds formed by these ions: 1. Cu 1+ and S 2- 2. Cu 2+ and S 2- 3. Al 3+ and P 3- 4. Al 3+ and NO 3 1- 5. Co(OH) 2 = cobalt (__) hydroxide 1. copper (I) sulfide = Cu 2 S 2. copper (II) sulfide = CuS 3. aluminum phosphide = AlP 4. aluminum nitrate = Al(NO 3 ) 3 5. cobalt (II) hydroxide phosphide = P 3- sulfide = S 2- http://www.cnn.com/2003/US/02/10/sprj.bhm.innovators/ George Washington Carver 10 zillion things to do with peanuts
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Quiz: Feb 4, 2005 Write the names and formulas for the ionic compounds formed by these ions: 1.Cu 1+ and S 2- 2.Cu 2+ and S 2- 3.Al 3+ and P 3- 4.Al 3+
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Quiz: Feb 4, 2005Write the names and
formulas for the ionic compounds formed by these ions:
1. Cu1+ and S2-
2. Cu2+ and S2-
3. Al3+ and P3-
4. Al3+ and NO31-
5. Co(OH)2 = cobalt (__) hydroxide
1. copper (I) sulfide = Cu2S
2. copper (II) sulfide = CuS
3. aluminum phosphide = AlP
4. aluminum nitrate = Al(NO3)3
5. cobalt (II) hydroxide
phosphide = P3-
sulfide = S2-
http://www.cnn.com/2003/US/02/10/sprj.bhm.innovators/George Washington Carver 10 zillion things to do with peanuts
• copper (I) chloride• copper (II) chloride• manganese (IV)
oxide• mercury (I) iodide• iron (III) chromate• lead (II) sulfate• iron (II) oxide• iron (III) oxide• tin (II) bromide• tin (IV) bromide• mercury (II) oxide• nickel (III) bromide
Molecular and Empirical Formulas.• Molecular: adj. Pertaining to, consisting of,
caused by, or existing between molecules.
• Empirical: adj. 1. Relying upon or derived from observation or experiment. 2. Guided by practical experience and not theory, especially in medicine.
• Formula: n 1. an established form of words for use in a ceremony or procedure. 3. Chemistry: a. a symbolic representation of the composition or of the composition and structure of a chemical compound. b. The chemical compound so represented. c. A prescription in exact proportion: recipe.
Molecular and Empirical Formulas
• C6H12O6
• H2O2
CH2O
HO
Coefficients: How many sets of a particular compound/element• 2 C6H12
Coefficients: How many sets of a particular compound/element• 5 C6H12