AIIMS2006Chemistryp Block Elements (Group 15, 16, 17 & 18)
Which two of the following salts are used for preparing iodized salt? (i) KIO ₃ , (ii) KI, (iii) I ₂ (iv) HI
Options
- A(i) and (ii)
- B(i) and (iii)
- C(ii) and (iv)
- D(iii) and (iv).
Correct answer
A. (i) and (ii)
Step-by-step solution
When traces of iodide in the form of KIO ₃ / KI is added to the salt, iodised salt is obtained.