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Quiz: Periodic Trend for Ionic Radii . What are negative ions called? ANIONS Are anions formed from non-metals or metals ? Of the elements magnesium, calcium, and barium, which forms the ion with the… A. Largest radius? BARIUM B. Smallest radius? MAGNESIUM
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Quiz: Periodic Trend for Ionic Radii • What are negative ions called? ANIONS • Are anions formed from non-metalsormetals? • Of the elements magnesium, calcium, and barium, which forms the ion with the… A. Largest radius? BARIUM B. Smallest radius? MAGNESIUM • Do the ionic radii of both cations and anions increaseordecreaseas you move from left to right across a period? • If A is an atom and B is its ion, is the ion positivelyornegativelycharged? B A