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p-Block Elements - I
easy
The possible oxidation state of $Tl$ are
A
$+1$ and $+2$
B
$+2$ and $+3$
C
$+1$ and $-1$
D
$+1$ and $+3$
Solution
Tl shows both +1 and +3 oxidation states. The stability of +1 oxidation state increases down the group $\mathrm{T} 1>\mathrm{In}>\mathrm{Ga}>\mathrm{Al}$ and +3 oxidation state is highly oxidising in character.
Standard 11
Chemistry
