Which of the following is a product of first step and is used as reactant in next step for manufacture of $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$ from concentrated chromite ore ?

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Aicharya · Accepted Answer

(1) Conversion of chromite ore into sodium chromate (2) Conversion of sodium chromate into sodium dichromate (3) Conversion of sodium dicbromate to potassium dichromate $\underset{	ext { Sod. dichromate }}{\mathrm{Na}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}}+2 \mathrm{KCl} \longrightarrow \underset{	ext { Pot. dicbromate }}{\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}}+2 \mathrm{NaCl}$

Which of the following is a product of first step and is used as reactant in next step for manufacture of…

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