A) \[Al\]
B) \[Al{{(OH)}_{3}}\]
C) \[NaAl{{O}_{2}}\]
D) \[Fe\]
Correct Answer: C
Solution :
\[\underset{bauxite}{\mathop{A{{l}_{2}}{{O}_{3}}}}\,+\underset{50%}{\mathop{2NaOH}}\,\xrightarrow[{}]{\Delta }\underset{\begin{smallmatrix} sodium\text{ }meta \\ \,\,\,\,aluminate \end{smallmatrix}}{\mathop{2NaAl{{O}_{2}}}}\,+{{H}_{2}}O\]
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