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Get Answers to all your Questions
11.27 In some of the reactions thallium resembles aluminium, whereas in others it resembles with group I metals. Support this statement by giving some evidences.
Answers (1)
Thallium belongs to group 13 of the periodic table. It shows +3 and +1 oxidation state. Due to the inert pair effect, the stability of the +1 oxidation state is more, on moving down the group. We know that aluminium and alkali metals +3 and +1 oxidation states. Thallium displays both oxidation states. Therefore it resembles both aluminium and alkali metals. Like , it also forms compounds such as
and
also
and
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