On passing Cl2 gas into alkaline hydrate Fe2O3 solution:
A
red purple solution of Na2FeO4 is formed
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B
colourless NaFeO2 is formed due to dissolution of Fe2O3 into NaOH
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C
Fe(OH)3 is formed
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D
no reaction takes place
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Solution
The correct option is A red purple solution of Na2FeO4 is formed When chlorine gas is passed into alkaline hydrate ferric oxide solution, red purple solution of Na2FeO4 is obtained. Fe2O3+OH−+Cl2→[FeO4]2−