Chemistry+Warm+ups

__**November**__ 11/2 List all the info given by this Nuclide Symbol.NM5 11/3 Read lab and get ready...NM5 11/4 What is the question to be answered in your investigation today?NM5 11/5 How many orbitals and electrons will you find at n=1, n=2, n=3, n=4 Finish Lab, Quiz in minutes NM5 11/6 Do you have any "tricks" to help you write electron configurations? If so, describe it. If, not rewrite Dalton's Law. NM5

11/9 Finish this table DB4th
 * N || electrons || orbitals || subshells ||
 * 1 ||  ||   ||   ||
 * 2 ||  ||   ||   ||
 * 3 ||  ||   ||   ||
 * 4 ||  ||   ||   ||

11/10 Describe the process of illustrating the condensed configuration of an ion? How do identify the ion based on its condensed configuration? DB4th 11/11 What does this mean? what does this not mean? [Ar]-2 DB4th 11/12 If the mass of one mole of gold is 196.97g. What is the mass of one atom of gold? DB4th 11/17 Account for any "irregularities" in yesterday's Lab. DB4th 11/18 In you notebook down the periodictabl. Label the following Allcali; hotels, Allcali Earth metals, transitions metals, halogens, Noble gasses, Lathanides atinides methaloids? DB4th 11/19 How do electron configurations relate to the periodic properties of the elements? DB4th 11/20 Why do halogens and Alkali Metals so rapidly react? Db4th 11/23 List three characteristics of metals and the behavior that is explained by it? DB4th 11/30 Describing electron shielding. What does electron shielding have to do with ionization energy and atomic radius? DB4th

__**December**__ 12/1 Describe three trends that are discussed in chapter 4, section 3? DB4th 12/3 Describing the periodic trends in boiling and meltin points? DB4th 12/4 Why are there so few superheavy elements? DB4th 12/8 Summarize the final paragraph on page 127. DB4th 12/9 How does the nuclear fission process create energy? DB4th 12/10 Discuss what happens to the size of a positive ion in relation to the atom it came from (cation) Do the same far anion (negative)? DB4th 12/14 What is meant by nuclear stability? What forces hold the protons in the nucleus together? DB4th 12/15 Compare and contrast fission and fusion. JL3rd 12/16 Why is the constant rate of decay so important in radioactive dating? JL3rd 12/17 How are nuclear reactions used to produce electricity? JL3rd 12/18 Look at table 18-2 on page 677. This list of radioisotopes can be used to determine the age of objects. Describe one object that could be dated using each of the radioisotopes in the table. JL3rd 12/21 what difficulties must be overcome before fusion can be used as a practical source of energy? DB4th

__**January**__ 1/4/10 :) Happy New Year :) Compare and contrast ionic and covalent bonding. DB4th 1/5 Relate the number of valence electrons in an element to its most common oxidation side? DB4th 1/6 Describe the arrangement of solid ionic compounds. JC4th 1/7 Describe three properties of ionic compounds. JC4th 1/8 What makes an ionic compound an acid? Summerize the three techniques for naming acids. JC4th 1/11 Relate the following terms in a paragraph. isoelectronic, noble gas, configuration, cation, and anion. JC4th 1/12 How do the characteristics of ionic compounds change when dissolved in water? Why? JC4th 1/13 Paraphrase the process described in the textbook for naming hydrates. JC4th 1/14 Read all of page 180 and 181. Describe how to assign oxidation numbers to atoms in polyatomic ions. JC4th __New Semester__ 1/25 Compare and contrast covalent and ionic bonding JC4th 1/26 Describe the process for naming covalent molecules JC4th 1/27 Describe the process of determining the nature of a bond using electronegativity. JC4th 1/28 Copy the notes from the Paper Chromatography Lab into your notebook. JC4th

__**February**__ 2/1 What is the Lewis electron-dot structure? JC4th 2/3 Write three sentences using the terms polarity, ionic, covalent, polar, non-polar, and electronegativity. JC4th 2/4 Briefly describe the chromatography lab in terms of the solvents, inks, pigments, paper, and well plate. Rank the four solvents from best to worst and give a reason. JC4th 2/5 Make a list of what needs to be done today JC4th 2/8 What is the relationship between a molecule's lewis structure and its shape? JC4th 2/9 In a Lewis structure what are "repelling groups"? How do they determine the shape of a molecule? Why?JC4th 2/10 How do bonded atoms and unpaired electrons affect the shape of a molecule? JC4th 2/11 After drawing the lewis structure of a molecule, how do you determine the shape?JC4th 2/16 List the bond angle in the following shapes: tetrahedron, linear, octahedron. Why? JL3rd 2/17 List and describe three intermolecular forces. JL3rd 2/18 Describe the situation in which London forces occur? MF6th 2/22 How do intermolecular forces determine which solvents worked best for chromatography lab? MF6th 2/23 Water orbitals two of the intermolecular forces described in section 4, what are they? MF6th 2/24 Write down the to do list-ask questions and then to the library. MF6th 2/25 Read pg. 219-224. List and describe each force discussed in this section. JS 5th 2/26 What is your task today in the library? JS 5th

__**March**__ 3/2 Look over chapter 6 and your warm-ups this quarter. What might the test be over tomorrow? JC 4th 3/4 How could your shape lab blog be used by students in another school in Nebraska? JS 5th 3/5 What still needs to be done to your blog to finish it? JS 5th 3/8 Describe five reactions shown in the video clip.CE4th 3/9 List some observations that would indicate a chemical change. Is the reaction shown in the video a physical or chemical change? Ronaldinho20 3/10 Describe and characterize energy charges in chemical reactions? JS 5th 3/11 Describe one trick for balancing chemical equations? JS 5th 3/15 Step-by-step describe how to balance a chemical equation? JS 5th 3/16 Identify 5 reaction types and give two identifiable characteristics of each synthesis? JS 5th 3/17 Retake Quiz if you need to! JS 5th 3/18 Retake Quiz, if needed JC4th 3/19 Balance the following:

Ba (NO3) +CuSO4 - BuSO4 + Cu (N3)2 JS 5th
3/22 What is the net ionic equation for the following reaction? Why? JS 5th 3/23 Describe how you might determine the products of the following reaction types: JS 5th Combustion

Single Displacement

Double Displacement Synthesis

3/24 Make a "To-do" list for blogging today. Ronaldinho20 3/25 How do you identify what type of reaction would occur based on the reactants? JS 5th 3/26 How do chemical equations show proportions? Given this equation 2H2O. If 2 moles of O2 react completely, how many moles of water will be formed? CE 4th 3/29 Write down the to do list on the overhead. How will your group improve in each of the areas listed? CE 4th 3/30 If Magnesium metal is put into a Silver Dichromate solution, would there be a reaction? What would the products be? Show the balanced equation. JS 5th 4/6 A mole of an element weighs it atomic mass in grams of Molybedemum (Mo) weigh? JS 5th 4/7 How many atoms are in one mole of atoms? JS 5th 4/8 How could you determine the number of atoms in a chunk of gold? JS 5th 4/9 Determine the mass of one mole of the following H20, NaCl, and CaCO3. JS 5th 4/12 no warmup CE 4th 4/13 no warmup CE 4th 4/15 How many people have died in Libby from direct asbestos exposure? JS 5th 4/20 6CO2+6H2O C6H12O6+6O2 Calculate the molar mass of each of the compounds in the above equation. JS 5th 4/21 Define Empirical Formula and molecular formula? Could a compound have the same Empirical and molecular formula? JS 5th 4/22 [Copper (II) Sulfate Peptahydrate] What is the molar mass of this compound? What is the mass of the water in this compound? So.. what percentage of the mass of this compound is water? JS 5th 4/23 How many grams would 6.78 *10 24 atoms of Ba weigh? JS 5th 4/27 How many grams would 7.346 x 1026 atoms of Iridium weigh? JC4TH 4/28 How many grams of Sulfer are there in 6.732 x 1024 molecules of Na2SO4? JC4TH 4/29 Determine the molar mass of disulfur decaflouride. What is the emperical formula of disluphur decafloride? JS 5th 5/10 1.56 g/l H2O- How would you use this composition factor to convert from Liters to Grams? Grams to liters? JS 5th 5/11 Balance: C2H4 + O2 ---> CO2 + H20 and use 27.3 moles of C2H4 to find g of O2. Ronaldinho20 5/12 What is necessary to convert an amount to liters? JS 5th 5/13 How could mass-mass problem be done to predict the amount of product in a reaction in a lab? JS 5th 5/14 Why is percent yield such a valid stoichiometry calculation in the real world of chemistry? JS 5th 5/17 Copper(II) Sulfate is combined with aluminum to produce Copper and aluminum Sulfate. Write the balanced equation and use 22.1 g Al to find g Cu. Ronaldinho20 5/18 From your experiment yesterday, identify limiting reactant, theoretical yield, actual yield and percent yield. Ronaldinho20 5/19 In your introduction, discussion, and conclusion. What should be discussed relating to your copper lab? JC4TH 5/20 Expand on all of these topics listed yesterday. JC4TH 5/21 What does section 3 of chapter 10 talk about? JS 5th 5/24 What does "m" stand for in chemistry? What does "STP" stand for in chemistry? JS 5th 5/25 Construct a to-do list for your blog... JS 5th 5/26 Look over chapter 12.. List the questions that relate: Volume + pressure, Temp +pressure+ volume,volume +temp. JS 5th