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NEET UG CHEMISTRY MCQ: 13 TH GROUP ELEMENTS (P-BLOCK)
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Due to inert pair effect in 13th group
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Correct option: B
Tl shows +1 oxidation state
Option B (Tl shows +1 oxidation state) is correct because thallium (Tl) exhibits a stable +1 oxidation state due to the inert pair effect.
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