SCH 3U Exam Review & OutlineName _______________
Unit 1 Matter, Chem Trends, Bonding
o Calculate relative/average atomic tidy sum from % of isotopes (p.18 text)
o Periodic Law & Categories of PT (p.223 & 25)
o Trends of PT atomic radius, ionization E, electron affinity, atomic radius, electronegativity & how to work up EN values using the Pauling scale (1.3 p.31..38 & p. 61)
o jazz between covalent vs ionic compounds & Octet Rule & run across the difference between neutral atoms and ions (loss vs gain of electrons) (2.1 p.52..)
o ramble Lewis structures for a variety of covalent/ionic compounds ex. CO3, NH3, NH4Br, C2H2, etc. (p.56-59)
o Counting bond vs lone pairs of electrons on portions (p.56-59)
o each(prenominal) Nomenclature rules and memorize oxidation states (booklet in class, p.66â¦)
o intermolecular forces of attraction (dipole-dipole) (p.79)
o From NOTES: Know how to read E-level diagrams for elements and fill them in (1s, 2s, 2p, 3s, etc.) & read ground state electron configurations for elements (metals, and nonmetals) ex. 1s22s22p4 etc.
o compose electron configurations for metals & nonmetals
Unit 2 Chemical Reactions & Applications
o issue & balance chemical equations with coefficients given words (3.1, p.
112â¦)
o split reactions as synthesis, decomp, combustion (comp. vs incomp),., etc. (3.2, 3.3 p.122â¦)
o Classify reactions as single displacement (metal or halogen), double displacement ex. neutralization, accrue formation, gas forming, etc. (4.1, 4.2 p.162â¦) *know how to read activity serial for metals and solubility table for double displacement rxns
Unit 3 Quantities in Chem Reactions
o Calculate # of particles (molecules, atoms, ions) given n (moles) & NA = 6.02 x 1023 particles/mol
o Perform n = m/MM calculations for any variable (n, m or MM) & Mass & groin conversion p. 235
o Calculate % by mass of an element in formula * % Comp problems (6.1 p.258..)...If you want to get a salutary essay, order it on our website: Orderessay
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