JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

1 Easy

1 of 1

Remembering +4 | -1

The stable oxidation state of thallium, a

II{I_A}

______ group element is

View answer and explanation

Correct option: A

+ 1

Option A (

+ 1

) is correct because thallium, being a group

II{I_A}

element, exhibits both +1 and +3 oxidation states, but +1 is more stable due to the inert pair effect.

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\mathrm{F}^{-}