Chemistry · PYQ NEET UG 2023
हिन्दीTaking stability as the factor, which one of the following represents correct relationship?
View Answer & Solution
Correct answer · Option B
\( \text{TlI} > \text{TlI}_3 \)
Explanation
Due to the inert pair effect, the lower oxidation state (+1) becomes more stable for heavier elements in group 13. Hence, Tl(I) is more stable than Tl(III), making \( \text{TlI} > \text{TlI}_3 \).