Question
Which of the following statements is true about element R present in 13th group of the periodic table?
Answer: Option C
:
C
Group 13 elements belong to the boron family. The oxidation state of group 13 elements is either +1 or +3. All the group 13 elements are solids at room temperature. Valency of element R present in 13th group of the periodic table is 3. Hence it can form R2O3 when it reacts with oxygen.
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:
C
Group 13 elements belong to the boron family. The oxidation state of group 13 elements is either +1 or +3. All the group 13 elements are solids at room temperature. Valency of element R present in 13th group of the periodic table is 3. Hence it can form R2O3 when it reacts with oxygen.
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