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Consider the Mg2+, Cl -, K+, and Se 2- ions. The four
Chapter , Problem 7.3(choose chapter or problem)
Consider the Mg2+, Cl -, K+, and Se 2- ions. The four spheres below represent these four ions, scaled according to ionic size. (a) Without referring to Figure 7.8, match each ion to its appropriate sphere. (b) In terms of size, between which of the spheres would you find the (i) Ca 2 + and (ii) S2 - ions? [Section 7.3]
Questions & Answers
QUESTION:
Consider the Mg2+, Cl -, K+, and Se 2- ions. The four spheres below represent these four ions, scaled according to ionic size. (a) Without referring to Figure 7.8, match each ion to its appropriate sphere. (b) In terms of size, between which of the spheres would you find the (i) Ca 2 + and (ii) S2 - ions? [Section 7.3]
ANSWER:Step 1 of 3
The ionic radius is the distance between the center of the nucleus and valence electrons of that ion. Ionic radius is inversely proportional to the nuclear charge.