Maine Certified Residential Medication Aide (CRMA) Practice Exam

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Which compound is indicated by the formula KI?

Potassium Iodide

The compound indicated by the formula KI is potassium iodide. This is a simple ionic compound composed of potassium (K) and iodine (I). In ionic compounds, the potassium ion has a +1 charge while the iodide ion has a -1 charge, which allows them to combine in a 1:1 ratio to form KI.

Potassium iodide is commonly used in medical settings, such as for thyroid protection in cases of radiation exposure, as well as for other medicinal purposes. It’s important for those in the healthcare field to recognize the significance and applications of different compounds, particularly those used in treatments or therapeutic interventions.

Ferrous sulfate, lithium carbonate, and Colace are unrelated compounds with different chemical properties and uses. Understanding the specific attributes of potassium iodide is crucial for recognizing its role in pharmacology and patient care.

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Ferrous Sulfate

Lithium Carbonate

Colace

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