Question

Given below are two statements related to Ellingham diagram:

Statement-I: Ellingham diagrams can be constructed for formation of oxides, sulfides and halides of metals.

Statement-II : It consists of plots of Δ_fH° vs T for formation of oxides of elements.

In the light of the above statements, choose the most appropriate answer from the options given below:

(1) Both Statement I and Statement II are incorrect

(2) Statement I is incorrect but Statement II is. correct

(3) Both Statement I and Statement II are correct

(4) Statement I is correct but Statement II is incorrect

Answer 1

(4) Statement I is correct but Statement II is incorrect

Statement I is correct, Ellingham diagram can be constructed for formation of oxides, sulphides and halides of metals.

Statement II is incorrect because Ellingham diagram consists of Δ_fG^° vs T for formation of oxides of elements.