1.

Which of the following reactions has downward slope in the Elligham diagram ?

Answer»

`(4)/(3)Al+O_(2) to (2)/(3)Al_(2)O_(3)`
`2C+O_(2) to 2CO`
`2Zn +O_(2) to 2ZnO`
`2CO+O_(2) to 2CO_(2)`

ANSWER :B


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