A part of Ellingham diagram is shown below :

Will `Cr_2O_3` be reduced by Al or not ?

Na_2S_2O_3 is reduced by I_2 to :

A part of Ellingham diagram for some metal oxides (based upon 1 mole of O_2 ) and carbon is shown. In figure A, B, C and D represent curves for metal oxides and a, b, c, d, e and f are temperatures. Answer the following : Will B oxide reduce metal oxide of A or C or both ?

According to Ellingham diagram, the oxidation reaction of carbon to carbon monoxide may be used to reduce which one of the following oxides at the lowest temperature ?

What is chemical nature of Al_2O_3 ?

The circuit diagram shown below is used to find the effective resistqnec of two resistors in series.which circuit diagram represents correctly

The hybridisation of Cr in Cr_2O_7^(2-) ion is

In the diagram shown below label A, B, C. What type of phosphorylation is possible in this?

Write the iupac name of the compound : K_3[Al (C_2O_4)_3]

Is it true that under certain conditions, Mg can reduce Ai_2O_3 and Al can reduce MgO? What are those conditions?