Question

Which of these is a thermit reaction

CuSO4 + Fe -----> FeSO4 +Cu

Fe2O3 +2Al ------> Al2O3 +2Fe

ZnO + C -----> Zn + CO

2Cu2O + Cu2S ----> 6Cu + SO2​

Answer 1

Answer:

1) displacement reaction

2) displacement recation

3)displacememt recation

4) decomposition recation

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Answer 2

Answer:

1- Displacement reaction.

2- Double Displacement reaction.

3- Displacement reaction.

4- Decomposition Reaction.

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