Study Guide Exam II

Study Guide Exam II - Study Guide Exam II Soils in the...

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Study Guide Exam II Soils in the Environment 1. Know the difference between rocks and primary minerals. 2. Understand the 2 types of weathering and how they differ. 3. Know the principal atoms in primary and secondary minerals. 4. Know the three important features of silicate clays. 5. Know the 4 ions that form crystalline aluminosilicates. 6. Know the differences between elements in the periodic table and ions that form from elements. 7. Know the difference between a cation and an anion and how water is oriented around each when they are dissolved in solution. 8. Know the fundamental building blocks of silicate clays, basically how they are assembled and the difference between 1:1 and 2:1 minerals. 9. Know that clay particles exist of layers stacked upon each other. 10. Know the two primary ways that silicate clays obtain negative electrical charge. 11. Know how the charge on silicate clays is satisfied. What is cation exchange? 12. Know why negative charge sites on clays is important.
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Study Guide Exam II - Study Guide Exam II Soils in the...

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