1.

Which of the following is/are not example of thermite reaction ?

Answer»

`3Mn_3 O_4 + 8Al to 4Al_2 O_3 + 9Mn`
`Cr_2 O_3 + 2AL to Al_2 O_3 + 2Cr`
`2Cu_2 O + Cu_2 S to 6Cu + SO_2`
`2HgO + HGS to 3Hg + SO_2`

ANSWER :C::D


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