Solved: Both Mg21 and Ca21 are important biological ions.
Chapter 8, Problem 8.134(choose chapter or problem)
Both Mg21 and Ca21 are important biological ions. One of their functions is to bind to the phosphate groups of ATP molecules or amino acids of proteins. For Group 2A metals in general, the tendency for binding to the anions increases in the order Ba21 , Sr21 , Ca21 , Mg21. Explain the trend.
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