Bauxite ore is generally contaminated with impurity of oxides of two elements X and Y. Which of the following statement is correct ?
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a
X is a non-metal and belongs to the third period while Y is a metal and belongs to the fourth period.
b
One of two oxides has three-dimensional polymeric structure.
c
Both (l) and (2) are correct.
d
None of the above.
answer is C.
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Detailed Solution
TWo oxides present in bauxite as an impurity are SiO2 and Fe2O3 Si belongs to the third period and Fe to the fourthperiod. SiO2 has a three dimensional structure.