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41. The formulas for the chlorides of potassium, calcium, boron, and germanium are, respectively, KCI, CaCl₂, BC13, and GeCl₂. Using the periodic table, predict the chemical formulas for each of the

following similar compounds. (a) potassium fluoride (b) calcium fluoride (c) boron bromide (d) germanium iodide

Fig: 1