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Understanding Chemistry: Atoms, Bonds, and Biological Molecules Quiz Preparation

Prepare for today's quiz on chemical concepts including atomic structure and bonding. Dive into the details of atoms, including protons, neutrons, electrons, and their configurations as described in the periodic table. Review topics such as ionic bonds (e.g., Na+Cl-), covalent bonds (e.g., O2), and polar covalent bonds (e.g., H2O). Video resources from Khan Academy will aid your understanding of hydrogen bonds and the significance of water in biological systems. Ensure you're ready for questions on macromolecules like proteins, carbohydrates, lipids, and nucleic acids.

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Understanding Chemistry: Atoms, Bonds, and Biological Molecules Quiz Preparation

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  1. Bell work3-15-12 Practice today’s quiz using Chlorine, Cl Bring it to me to check, then complete quiz.

  2. Diagram an Atom ________________________________ • P • E • N • Symbol Lewis Structure P= N= Electron Orbitals shell1=2e shell2=8e shell3=18e

  3. Get Smart Electron Configuration by reading the Periodic Table

  4. Quiz Tomorrow • Atom, nucleus, protons, neutrons, electrons • Symbol, isotope, medical significance of isotope • Electron configuration, valence electron • Bohr’s Model, Lewis Structure • Ionic Bond: ex. Na+Cl-, cation, anion, ion • Covalent Bond: ex. O2, • Polar Covalent Bond ex. H2O • Hydrogen Bonds

  5. Khan Academy Ionic and Covalent Bonds You Tube Video Topics: • Ionic Bond: ex. Na+Cl-, cation, anion, ion • Covalent Bond: ex. O2, • Polar Covalent Bond ex. H2O

  6. Bell Work 3-16-12

  7. Proteins, Carbohydrates, Lipids and Nucleic Acids

  8. Bell Work 3-19-12

  9. Water and Hydrogen Bonds • Hydrogen Bonds • Video 1 Boiling Point • Video 2 Water – importance to cells • Video 3 Ice

  10. Bell Work 3-20-12

  11. Acids and Bases • Video 4 10 minutes Part I Water, acids, base • Video 5 10 minutes Part II Water, Acids, Bases

  12. Lab Day

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