Question

Which two of the following salts are used for preparing iodized salt?
(i) $KI{O}_3$ (ii) $KI$ (iii) $I_2$ (iv) $HI$

• A. (i) and (ii)
• B. (i) and (iii)
• C. (ii) and (iv)
• D. (iii) and (iv)

Answer 1

The correct option is A (i) and (ii)

Four inorganic compounds are used as iodide sources, depending on the producer:potassium iodate ($KI{O}_3$), potassium iodide ($KI$), sodium iodate ($NaI{O}_3$), and sodium iodide ($NaI$)

Hence option $A$ is correct.