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Chemical formulas

Chemical formulas. Chapter 7 Naming Ionic compounds. Lesson Objective. Objectives: 1. The students will identify the following unknown chemical formulas. 2.The student will be given the cation name and anion name and then they will write the formula with symbols.

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Chemical formulas

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  1. Chemical formulas Chapter 7 Naming Ionic compounds

  2. Lesson Objective • Objectives: • 1. The students will identify the following unknown chemical formulas. • 2.The student will be given the cation name and anion name and then they will write the formula with symbols. • 3.The student will be given the symbols and will then write the cation name and anion name.

  3. ND science standard • 11-12.3.6 Write the chemical formula and name for compounds using a table of element names, symbols, and oxidation numbers.

  4. Description of Proficiency level • The goal is to be proficient in the following as far as the standards : • Students write the chemical formula and name for many different compounds using a table of element names, symbols and oxidation numbers.

  5. Naming exercise page 1 • 1. NH4Cl ____________ • 2. Fe(NO3)3 ____________ • 3. TiBr3 _------------------------------- • 4. Cu3P _____________

  6. Answers for page one • 1. Ammonium chloride • 2. Iron (III) nitrate • 3. titanium (III) bromide • 4. Copper (I) phosphide

  7. Exercise page 2 • 1. SnSe2 __________ • 2. GaAs ___________ • 3. Pb(SO4)2 __________ • 4. Be (HCO3)2 ____________

  8. Answers for Page 2 • 1. Tin (IV)selenide • 2. Gallium arsenide • 3. Lead (IV)sulfate • 4. Beryllium Bicarbonate

  9. Exercise page 3 • 1. Chromium (VI) Phosphate _________ • 2. Vanadium (IV) carbonate ___________ • 3. tin (II) nitrite ___________ • 4. Cobalt (III) oxide __________

  10. Answers to page 3 • 1. Cr(PO4)2 • 2. V(CO3)2 • 3. Sn(NO2)2 • 4. Co2O3

  11. Page 4 exercises • 1. Titanium (II) acetate _________ • 2. Vanadium (V) sulfide _________ • 3. Chromium (III) hydroxide ________ • 4. Lithium Iodide ______________

  12. Page 4 exercises • 1. Ti(C2H3O2)2 • 2. V2S5 • 3. Cr(OH)3 • 4. LiI

  13. Exercise #2 • The class will be divided into teams and each team will be given ten formulas to solve. Once they solve these they will go and solve the other sets of 10. First team done will receive 5 bonus points. Second team will receive 3 bonus points. Next two teams will receive 1 bonus point.

  14. Teams • Team Alpha- Kyle, Chris, Alisha • Team Beta-Andy, Taylor, Trina, Michelle • Team Gamma- Tom, Shannon, Jessie • Team Delta- Ethan, Courtney, Kim

  15. Assignment • Complete handout for Thursday

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