Questions from General Chemistry

Q: Figure 15 ( cf. Chapter 3, Clay Mineralogy and Chemistry

Figure 15 ( cf. Chapter 3, Clay Mineralogy and Chemistry) plots the crystalline swelling of a Na+-saturate smectite specimen. Estimate the number of water layers in the interlayer of this smectite at...

Q: Figure 24 ( cf. Chapter 3, Clay Mineralogy and Chemistry

Figure 24 ( cf. Chapter 3, Clay Mineralogy and Chemistry) shows the tension head htension of a 13.5% suspension of Cheto montmorillonite. Compute the actual height of the clay gel above pure water in...

Q: Identify the Jackson Weathering Stage where smectite minerals first appear.

Identify the Jackson Weathering Stage where smectite minerals first appear.

Q: Identify any crystallographic feature that would permit the solid-state transformation

Identify any crystallographic feature that would permit the solid-state transformation of feldspar minerals into layer silicate minerals.

Q: Figure 2 (cf. Chapter 1, Elemental Abundance) plots

Figure 2 (cf. Chapter 1, Elemental Abundance) plots the relative abundance of several elements in the solar system, Earth’s crust and Earth’s soil. Explain the fact...

Q: Describe the importance of plasticity in the field identification of clay content

Describe the importance of plasticity in the field identification of clay content and identify the minerals typically found in the clay-size fraction that exhibit plasticity.

Q: Apply Pauling’s Radius Ratio rule to determine the preferred coordination of the

Apply Pauling’s Radius Ratio rule to determine the preferred coordination of the cation listed in Table 3.1. The ionic radius of oxygen is: rO2− = 0.140 nm. Table...

Q: The structure of four layer silicate minerals appear in Figure 3.

The structure of four layer silicate minerals appear in Figure 3.1. Associate the following with each structure: 1) a specific mineral name, 2) the Jackson chemical weathering stage dominated by each...

Q: The specific surface area of kaolinite specimens from the clay (< 0

The specific surface area of kaolinite specimens from the clay (< 0.2 µm) fraction is: as ≈ 10 m2 • g−1. The specific surface area of smectite specimens from the clay (< 0.2 µm) fraction is: as ≈ 700...

Q: The Ness soil series (Hodgeman County, Kansas) has a

The Ness soil series (Hodgeman County, Kansas) has a cation exchange capacity CEC of n σ +/m = 38.0 cmolc kg−1 balanced by n σ Ca2+ /m = 33.1 mol kg−1 of exchangeable Ca2+ and n Σ Na+ /m = 4.9 mol kg−...