Which of the following reactions does not take place in the thermite process?

  • A
    $3Mn_3O_4 + 8Al \rightarrow 9Mn + 4Al_2O_3$
  • B
    $Cr_2O_3 + 2Al \rightarrow Al_2O_3 + 2Cr$
  • C
    $2Fe + Al_2O_3 \rightarrow 2Al + Fe_2O_3$
  • D
    $B_2O_3 + 2Al \rightarrow 2B + Al_2O_3$

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Similar Questions

From the Ellingham graphs on carbon,which of the following statements is false?

Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: In the Ellingham diagram,a sharp change in slope of the line is observed for $Mg \rightarrow MgO$ at $\sim 1120^{\circ} C$.
Reason $R$: There is a large change of entropy associated with the change of state.
In the light of the above statements,choose the correct answer from the options given below.

Write a note on wrought iron.

Iron can be obtained on a large scale from $Fe_2O_3$ by which of the following methods?

In the $Hall-Heroult$ process,a mixture of $......$ is used as an electrolyte.

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