Give the formula and name for the iconic compounds formed from the following pairs of elements:
A. Potassium and chloride, the main ingredients in salt substitutes used by people on low-sodium diets
B. Zinc and oxide, used in some sunscreens
Give the formula for each of the following ionic compounds
A. potassium chlorate, used in firecrackers displays
B. magnesium sulfate, Epsom salts
C. potassium nitrate, used
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