In Identical Mineral Structures,cations of Similar Sizes Often Substitute for Each

question 53

Multiple Choice

In identical mineral structures,cations of similar sizes often substitute for each other.Based on size similarities which of the following pairs would you expect to substitute with most ease?

• A)Na⁺ and K⁺
• B)Ca⁺ and Mg⁺²
• C)Si⁺⁴ and K⁺
• D)Mg⁺² and Fe⁺²

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