Stoichiometry problem

Here's the kind of thing you should be able to do without a calculator:

Unit 6 Bonding Topics

Bonding Unit Topics

General Bonding:

Octet Rule
Electronegativity and Bond Type (non polar bonds, polar bonds, ionic bonds)
Lewis Dot Diagrams
Valence electrons for each family (Main Group columns: 1A, 2A, 3A, 4A, 5A, 6A, 7A, 8A)

 

Covalent Bonds:

General properties (gases, liquids or soft solids at room temp)

Lewis Structures

Single, double and triple bonds (Hybridization: sp3, sp2, sp)

VSEPR shapes (linear, bent, trigonal planar, trigonal pyramidal, tetrahedral)

Polar vs nonpolar molecules

 

Ionic Bonds:

Properties of ionic compounds as described by ionic bonds

Brittle Solids at room temperature

High melting and boiling points

Don’t conduct electricity in solid state

Conduct electricity when molten or dissolved in a polar liquid.

 

Metallic Bonds:

Mobile sea of valence electrons attracted to metal cation

Properties of metals as explained by metallic bonding.

luster, malleable, ductile, good conductors of heat and electricity

Alloys

 

Intermolecular Forces (IMF):

London Dispersion Forces

Dipole - Dipole Forces

Hydrogen Bonding

Unit 5 Topics

Topics for Unit 5 - Nomenclature 

• Ionic Compounds
  • Binary with main group elements 
  • Binary with Transition Metals 
  • Polyatomic Ions
    • memorize the 'big four'
• Molecular Compounds
  • Prefixes and when to use them 
  • Diatomic 7 (Horses Need Oats For Clear Brown I’s?) 
  • molecular compounds with common names (H₂O, NH₃, H₂O₂) 
• Acids
  • monoatomic anion 
  • polyatomic anions

You must be able to go back and forth between name and formula!

Unit 4 Atoms and Light Topics

Atoms and the Periodic Table

Zumdahl Chapter 11: Modern Atomic Theory

Atoms

• Parts of a wave and how they are related to each other
  • Wavelength, Frequency, Velocity, and Energy
• The electromagnetic spectrum
  • Electromagnetic radiation
  • Properties of light and its dual nature
  • From gamma rays to radio waves: how does wavelength, frequency, and energy change?
  • The visible light spectrum and energy differences between the colors
• The history of the atom
  • Scientists contributing to our current model of the atom
  • Important experiments and discoveries
• Electron configurations
  • principal energy levels and number of electrons that can exist in each
    • Aufbau principle, Pauli exclusion principle, Hund’s rule
  • Write electron configuration for any element or ion (Don’t memorize exceptions, but know that they exist)
  • Use the noble gases shorthand when asked
• Electron orbitals
  • order of electron filling
  • shapes of sublevels (s, p and d)
  • number of orbitals  (s, p, d, f) (s: 1 orbital l, 2 e-, p:3 orbitals, 6e-, d :5 orbitals, 10 e-, f :7 orbitals, 14 e-)

Periodic Table

• The Periodic Law
  • Brief history of development of the modern periodic table
• Families: Names,  location on periodic table, characteristics and ion formation
  • Alkali Metals
  • Alkaline Earth Metals
  • Halogens
  • Noble Gases
• Periodic Trends
  • Atomic Radius
  • Ionization Energy
  • Electronegativity
  • Electron Affinity
  • Ion size
• Metals, Nonmetals and Metalloids (Semiconductors)
  • location in periodic table
  • basic properties

Unit 3 The Mole, Topics

The Mole and Chemical Reactions

Zumdahl Chapter 6 and Chapter 7

The Mole Chapter 6

Atomic Mass unit

Average atomic mass

Mole

Avogadro’s number

Molar Mass

Molar Mass Conversions

mass to mole

mole to mass

Molar Volume
Empirical and Molecular Formulas

Chemical Reactions Chapter 7

Chemical Reaction

Chemical Equation

Reactants

Products

Balancing the chemical equation

Coefficients

Symbols of the physical states (s, l, g, aq)

Unit 2 Chem Skills Topics

Chem Skills Test Topics

Zumdahl Chemistry Text: Chapter 5

Topics:

Scientific Notation

Scientific Notation Calculations

Precision and accuracy

Identifying Significant Figures

Significant Figure Calculations

Metric Conversions

SI Units/conversions

Density Calculations

Specific Gravity

Percent Error

Dimensional Analysis

Unit 1 Review

Topics Covered on Chemistry Foundations Test

Chapters 1-3

1. Common Elements/Symbols
2. Lab Safety
3. States of Matter and characteristics
4. Physical & Chemical Changes
5. Homogeneous & Heterogeneous Mixtures

• examples and definition

6. Elements, compounds and mixtures
7. Subatomic Particles

• How to find the number of protons, neutrons and electrons
• Charge and location of each subatomic particle.

7. Ions: Cations & Anions (Which common elements form cations and anions and their charges)

• How are ions formed?

8. Isotopes (How to calculate Average Atomic Mass)

• What makes isotopes of an element different than other isotopes?

9. Dependant vs. Independent Variables

• Identification and Graphing (What goes on the x and y axis)

10. Direct vs. Inverse Relationships.

• Shape of graph
• Description of relationship

Image of the Earth from Apollo 17

Today, in 1972, this picture was taken. The famous "Blue Marble" shot.

 Blue Marble - Image of the Earth from Apollo 17

Sigma and Pi Bonds: Hybridization Explained!

Video we watched on Tuesday 12.1.15

  

Brilliant Time-Lapse of Alaska’s Northern Lights

The beautiful interplay of charged particles from outer space (electrons and protons) with single atoms of oxygen! If you're interested, read more at this Wikipedia link.

Topics for Unit 6 Bonding Test

Bonding Unit Topics (Test Dec 4)

General Bonding:

Octet Rule
Electronegativity and Bond Type (non polar bonds, polar bonds, ionic bonds)
Lewis Dot Diagrams
Valence electrons for each family (Main Group columns: 1A, 2A, 3A, 4A, 5A, 6A, 7A, 8A)

Covalent Bonds

General properties (gases, liquids or soft solids at room temp)

Lewis Structures

Single, double and triple bonds (Hybridization: sp3, sp2, sp)

VSEPR shapes (linear, bent, trigonal planar, trigonal pyramidal, tetrahedral)

Polar vs nonpolar molecules

Ionic Bonds

Ionic Crystals

Properties of ionic compounds as described by ionic bonds

Brittle Solids at room temperature

High melting and boiling points

Don’t conduct electricity in solid state

Conduct electricity when molten or dissolved in a polar liquid.

Metallic Bonds

Mobile sea of valence electrons attracted to metal cation

Properties of metals as explained by metallic bonding.

luster, malleable, ductile, good conductors of heat and electricity

Alloys

Intermolecular Forces (IMF)

London Dispersion Forces

Dipole - Dipole Forces

Hydrogen Bonding

Homework due 11.30.15

Read
  Chapter 14.1A, pp 489-491
Do
  Problems 1, 3, 5, 7 pg 514

note:  Practice test for Unit 6 is in Chemistry Locker

Homework due 11.24.15

Read
  Chapter 12.4C, pp 430-433
Do
  Problems 50 (b,c), 51, 52 (hint: read the PDF I posted earlier for a direct answer to this) pg 437

The CHEMICAL BONDS Song - Mr. Edmonds - Rock with Abba's "Dancing Que...

Homework due 11.23.15

Read
Chapter 12.4A and 12.4 B, pp 423-430
Do
Problems 39, 40, 41, 42, 45, 48 pg 437

How to Draw Lewis Structures: Five Easy Steps

Homework due 11.20.15

Read
Chapter 12.3B pp 417-422
Do
Problems 35, 36, 37 pg 437

meteor shower information

Want to see some meteors?
Click here:  http://bit.ly/meteorshowerhandout

Homeword due 11.18,19.15

Read
  Chapter 12.3A, pp 413-416
Do
  Practice Problem • Exercise 12.2 pg 417 (top of page)
  Problems 30, 33, 34 pg 436

Homework due 11.17.15

Read
  Chapter 12.2 pp 407-412
Do
  Problems 24, 26, 28, 29 pg 436

Homework due 11.16.15

Read
  Chapter 12.1, pp 400-406
Do
  Problems 2, 4, 9, 10, 13, 16, 17 pp 435-436

Happy Friday the 13th!

Agenda for 11.12.15

Topics for Friday Test

• Ionic Compounds
  • Binary with main group elements
  • Binary with Transition Metals
  • Polyatomic Ions
    • (chart with ions provided)
• Molecular Compounds
  • Prefixes and when to use them
  • Diatomic 7 (Horses Need Oats For Clear Brown I’s?)
  • molecular compounds with common names (H₂O, NH₃, H₂O₂)
• Acids
• monoatomic anion
• polyatomic anions

You must be able to go back and forth between name and formula!

Homework due 11.9.15

Read
  Chapter 4.2 pp 109-117
Do
  Problems 17, 18, 20, 22, 23, 26, 27 pg 119

click here fore awesome ionic naming game!

Homework due 11.4,5.15

Read   
  Chapter 4.1B, pp 113-114
Do 
  questions on p 118, #10, 11 

Homework due 11.3.15

Read
Chapter 4.1, section A,  pp 92-103
Do
Problems  4, 5, 6, 7, pg 118

Homework due 10.26.15

Critical Thinking problems for the Chapter 11 you've already read:

Do Problems 71, 72 pg 396

Be ready for Homework Harvest on Chapter 11.  Unit Test next Friday (Oct 30)

Homework due 10.20.15

Read
Chapter 11,4, Section C  pp 385-390
Do
Problems 48, 49, 50, 54, 56, 57 pg 394

Watch
YouTube video on exploding alkali metals:
https://youtu.be/m55kgyApYrY
[note: some people have stated the video is somewhat fake]

Friday Agenda and Homework for 10.19.15

• Dr. Quantum video
• Einstein's Big Idea "c is for celeritas"
  • Quickie Quiz on the videos
• Homework
• Read
  • Chapter 11.4, sections A and B; pp377-385 (top of page)
• Do
• Problems 41, 43, 44, 45, 46 pp 393-394

History of the Atom PPT/Java Apps

Click here to access the PPT I showed on Tuesday.  You need to be on the burlingamehighschool.org account to have access.

Click here to go to download page for the Rutherford simulation app.  (Needs Java)

Click here to go to download page for the Hydrogen Atom Model app.  (Needs Java)

Homework due 10.15.15

Read
  Chapter 11.3  pp 371-376
Do
  Problems 24, 25, 27 (be careful!) 28, 29 pg 393

Homework due 10.13.15

Read
  Chapter 11.2  pp 366-370
Do
  Problems 11, 12, 19, 20, 21, 22, 23 pg 392

Homework for 10.7-8.15

Read
Chapter 11.1  pp. 358-365
Do
Problems 2, 5, 7 pg 392

Homework due 10.2.15

Do Problems 39, 40, 42 pg 236

Homework Harvest Chapter 6, 7 on Friday!

Homework due 9.30.15, 10.1.15

Read
  Chapter 7.3 pp 224-232
Do
  Problems 31, 32, 33, 35 pg 235

The Mole and Chemical Reactions Study Guide

[note: This list is modified from Ms. Marcan's list]
The Mole and Chemical Reactions

Zumdahl Chapter 6 and Chapter 7

The Mole Chapter 6 ( 6.1 and 6.2, 6.3 for Gould Students)

Atomic Mass unit

Average atomic mass

Mole

Avogadro’s number

Molar Mass

Molar Mass Conversions

mass to mole

mole to mass

Molar Volume
Empirical and Molecular Formulas (Gould students)

Chemical Reactions Chapter 7

Chemical Reaction

Chemical Equation

Reactants

Products

Balancing the chemical equation

Coefficients

Symbols of the physical states (s, l, g, aq)
Predicting products for combustion reactions (not for Gould students)

Practice Test and Quizlets
("Types of Chemical Reactions" not for Gould students in this unit)

Quizlet: Mole Mole Practice Test

Quizlet: Balancing Chemical Reactions Quizlet: Types of Chemical Reactions

Mole Video Review

Bozeman Science: The Mole Bozeman Science: Molar Conversions Introduction to the mole (Chem Guy) Mole calculations (Chem Guy) Mole calculations with molar mass (Chem Guy) The Mole (Khan Academy)

Bozeman Science:  A Beginner's Guide to Balancing Equations Chem Guy:  Balancing 1 Chem Guy: Balancing 2