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Get Answers to all your Questions
Which of the following Group 13 elements forms a stable +1 oxidation state?
Option: 1
Boron
Option: 2
Aluminium
Option: 3
Gallium
Option: 4
Indium
Answers (1)
Indium is the only Group 13 element that forms a stable +1 oxidation state. This is because it has a valence electron configuration of , which allows it to lose one valence electron and form a stable +1 oxidation state. The other Group 13 elements, including boron, aluminium, and gallium, all form stable +3 oxidation states. Hence option 4 is the correct answer.
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