[CHEM 177] - Final Exam Guide - Comprehensive Notes for the exam (57 pages long!)
29 Nov 2016
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Continuation of atomic theory of matter (chapter two) . What are the 7 elemental groups? : alkali metals, alkaline earth metals, transition metals, metalloids, nonmetals, halogens, noble gasses. What are the 11 cations? : hydrogen, sodium, potassium, ammonium, silver, calcium. Iron(ii: copper, lead, iron(iii, aluminum, hydroxide, chloride, nitrate, acetate, bicarbonate, sulfide, oxide, sulfate, carbonate. Use prefix to show the number of atoms present in the first element. Stoichiometry: the study of quantities consumed and produced by chemical reactions. Used to predict the amounts of substances consumed or produced in chemical reactions. ___ febr 3 +___ h 2 so 4 ___fe 2 (so 4 ) 3 + ___hbr (answers: 2, 3, 1, 6) ___c 4 h 6 o 3 + ___h 2 o ___c 2 h 4 o 2 (answers: 1, 1, 2) Used to find which compound is used up first in a chemical reaction. The number of moles of h2o produced from 1. 57 mole of o 2 is .
