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WELCOME to Tottenville HS Chemistry!

Spring 2012 Notes

How do valence electrons affect the reactivity of an element? (1/17/14)

What happens when metals react with nonmetals? (1/21/14)

IONIC BONDING GROUP WORK ACTIVITY

How do we draw the dot structures of ionic compounds? (1/23/14)

How do nonmetals bond with eachother? (1/31/12)

How do we draw the Lewis dot structures of molecules? Reviewing & Explaining HW#1 (2/1/12)

More practice drawing Lewis dot structures - covalent 2 classwork (2/1/12)

How does EN affect the character of a bond? (2/2/12)

Intro to POLYS & review questions (2/3/12)

How do we predict the 3D shape of a molecule? (2/6/12)

Going over answers to Last nite's HW on molecular geometry. (2/7/12)

What makes a molecule a dipole? (2/8/12)

How do molecules attract each other? (2/9/12)

What are the IMA's for nondipoles? (2/10/12)

What are the types of solids? (2/13/12)

answers to sample test:chemical bonding explained (2/14/12)

On Thursday & Friday (2/16 & 17) we did two molecular modeling labs during classtime (LAB#12 & 13). If you were absent, you need to makeup these labs on Friday during tutoring.

How do we get the formula of a binary ionic compound? (2/27/12)

How do we get the name of a binary ionic compound? (2/28/12)

How do we get the formulas of compounds involving "polys"?(2/29/12)

How do we get the formulas of binary molecular (covalent) compounds? (3/1/12)

How do we calculate the formula mass of a substance? (3/5/12)

How do we calculate the %composition by mass of a compound? (3/7/12)

What is the relationship between the EF & MF? (3/8/12)

How do chemists work with moles? (3/9/12)

How do we solve mole-mole problems? (3/12/12)

How do we balance chemical equations? (3/13/12)

answers explained to math sample test (3/14/12)

How do salts get dissolved? (3/19/12)

What factors affect solubility? Part1 (3/20/12)

What factors affect solubility? Part2 (3/21/12)

How do we solve solubility curve problems? Part1 (3/22/12)

How do we solve solubility curve problems? Part 2 (3/26/12)

How do chemists specify concentration? (3/27/12)

What are the effects of solutes on solvents?(3/28/12)

What are some other was of specifying concentration? (3/29/12)

Solutions sample test explained; NOTE:skip questions 2,3 &4 for actual exam coming up (3/30/12)

What factors affect reaction rate? Part 1 (4/4/12)

What factors affect reaction rate? Part 2 (4/5/12)

How do chemists picture energy relationships in a chemical reaction? (4/17/12)

What factors affect reaction rate? Part 3 (4/18/12)

How do we solve PE diagram questions? (4/19/12)

How does equilibrium apply to chemistry? (4/23/12)

How do we shift an equilibrium point? (4/25/12)

Shifting Equilibria Day 2 (4/26/12)

How do we solve "shifting" questions? (4/27/12)

What makes a reaction spontaneous? (4/30/12)

Kinetics & Equilibrium sample test explained (5/1/12)

Why do some solutions conduct electricity? (5/3/12)

Intro to Acids & Bases (5/4/12)

How do we explain the behavior of acids? (5/7/12)

How do we explain the behavior of bases? (5/8/12)

What is the basis of the pH scale? (5/10/12)

A/B sample test explained (5/14/12)

What is the meaning of oxidation? (5/17/12)

How do we determine the oxidation number (state) of an element? (5/18/12)

How can we obtain useful electricity from a spontaneous redox reaction? Voltaic Cell 1 (5/21/12)

Voltaic Cell Part 2 (5/23/12)

How can we force a nonspontaneous redox reaction to occur? Electrolytic Cell (5/24/12)

Redox & Electrochemistry sample test answers (5/25/12)

Orgo1:HYDROCARBONS (5/30/12)

Orgo2: ISOMERS (5/31/12)

Orgo3: FUNCTIONAL GRPS (6/1/12 & 6/4/12)

Orgo4: Reactions (6/5/12)

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