1.

Following reaction(s) is/are involved in thermite process :

Answer»

`3Mn_(3)O_(4) + 8Al RARR 9Mn + 4Al_(2)O_(3)`
`Cr_(2)O_(3) +2AL rarr Al_(2)O_(3) + 2Cr.`
`2FE + Al_(2)O_(3) rarr 3Al + Fe_(2)O_(3)`
`B_(2)O_(3) + 2Al rarr 2B + Al_(2)O_(3)`

ANSWER :A::B


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