Question

1. Of what is the reaction Fe2O3 + 2A1 —>Al2O3 + 2Fe an example ?
A. Decomposition reaction
B. Combination reaction
C. Displacement reaction
D. Double displacement reaction
2. Which functional group is present in detergent ?
A.-CONa B. -COONa
C. - SO3Na D. -CO3Na
3. In what does glucose breakdown in the first step of respiration in cytoplasm ?
A.Lactic acidB. Carbon dioxide C. Starch D. Pyruvate

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Answer 1

Answer:

1. A) Displacement reaction.

2.C) -SO3Na

3.D) pyruvate

hope the answers help u