Term
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Definition
| the process by which one element fills a position usually filled by another element of a similar size and valence |
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Term
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Definition
H-bonding
low shrink swell
low CEC
low surface area |
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Term
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Definition
held together by K+
low shrink swell
low CEC
intermediate surface area |
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Term
| vermiculite and smectite 2:1 |
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Definition
hydrated cations
high shrink swell
high CEC
high surface area |
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Term
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Definition
H-bonding
low shrink swell
low CEC
low surface area |
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Term
| what happens to organic matter as pH increases? |
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Definition
| cation exchange increases |
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Term
| how do we measure cation exchange? |
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Definition
| we saturate soil with Na+ and then measure it as we saturate with another cation. |
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