Home
Class 11
CHEMISTRY
Carbon cannot reduce Fe2O3 to Fe at a te...

Carbon cannot reduce `Fe_2O_3` to Fe at a temperature below 983 K because

A

free energy change for fhe formation of CO is more negative than that of `Fe_2O_3`,

B

CO is thermodynamically more stable than `Fe_2O_3`,

C

carbon has higher affinity towards oxygen than iron

D

iron has higher affinity towards oxygen than carbon

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • STATES OF MATTER (GASES & LIQUIDS)

    PATHFINDER|Exercise QUESTION BANK|280 Videos

Similar Questions

Explore conceptually related problems

Coke can be used to reduce FeO to Fe at temperatures above 1073K . Justify this reduction with the help of an Ellingham diagram.

CO is a more effective reducing agent than C (coke) below 983K, but C is a more effective reducing agent than CO above 983K- explain with reasons.

Knowledge Check

  • 2 gm of a sample contains mixture of SiO_2 and FE_2O_3 . The sample on very strong heating leave a residue of mass 1.96 gm. The reaction responsible for weight loss is 3Fe_2O_3 rarr 2Fe_3O_4 + 1/2 O_2 What is the percentage by mass of SiO_2 in original mixture

    A
    `10%`
    B
    `20%`
    C
    `40%`
    D
    `50%`

  • In the extraction of iron, Fe_(2)O_(3) is reduced with -

    A
    carbon dioxide
    B
    aluminium
    C
    carbon and carbon monoxide
    D
    electrolytic reduction

    • Similar Questions

    Explore conceptually related problems

    Fe_2O_3 is heated with B_2O_3 in (reducing flame)

    What type of equilibrium 'is this 3Fe (s) + (g) f Fe_3O_4 (S) 4H_2 (g) Discuss the effect of incorporation of inert gas at the homeogeneous equlibrium at constant temperature and pressure.

    Calculate, the DeltaH at 85^@ for the reaction : Fe_2O_3(s) + 3H_2 to 2Fe (s) + 3H_2O(l) The data are : Delta (298)^@ = -33.29 kJ/mol and

    How many moles of Fe atoms can be extracted from 25 mol Fe_(2)O_(3) ?

    Among the reactions given the oxidant and the reductant in each case: Fe_(2)O_(3)(s)+3CO(g)to2Fe(s)+3CO_(2)(g)

    Balance the equations FeS + O_2 to Fe_2O_3 + SO_2 ( molecular form )

    Home
    Profile