Thermite is a mixture of :
(a) Cr₂O₃ + Al₂O₃
(b) Fe₂O₃ + Al
(c) Fe₂O₃ + Al₂O₃
(d) Al₂O₃ + 2Cr
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The answer is (b)
thermite reaction is given below
Fe2O3 (s) + 2Al -- 2Fe + Al2O3 +heat
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