SATHEE: The pBlock Elements - Result Question 3

The pBlock Elements - Result Question 3

####4. The stability of +1 oxidation state among $A l, G a$ , In and T1 increases in the sequence::[2015 RS]

(a) $G a <$ In $< A l < T l$

(b) $A l < G a <$ In $< T l$

(c) $T l <$ In $< G a < A l$

(d) In $< T l < G a < A l$

Show Answer

Solution:

(b) Lower oxidation state become more stable on moving down the group

$A l < G a < \ln < T l$

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