The molar mass of the water insoluble product formed from the fusion of chromite ore (FeCr₂O₄) with Na₂CO₃ in presence of O₂ is _ _ _ g mol ⁻¹.

d- and f-Block Elements: JEE Main 2025 Chemistry question

JEE Main 2025 · 29 Jan, Morning shift · Q74

JEE Main 202529 Jan, Morning shiftChemistryMediumd- and f-Block Elements158× since 2002

The molar mass of the water insoluble product formed from the fusion of chromite ore (

\mathrm{FeCr_2O_4}

) with

\mathrm{Na_2CO_3}

in presence of

\mathrm{O_2}

is ______ g mol

^{-1}

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2025 d- and f-Block Elements Question with Solution (29 Jan Morning shift, Q74) | JEE Arc