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12 February, 19:20

Question:

Most chemical reactions can be classified into general categories, such as synthesis, decomposition, single displacement,

double displacement, combustion and redox. Classify the following general reactions as to reaction type, and whether the

reaction is endothermic or exothermic.

1) element + compound - > new element + new compound + energy

2) compound + compound - > new compound + new compound + energy

3) hydrocarbon + oxygen - > carbon dioxide + water + energy

4) compound + energy - > new compound + element

Type your answer below:

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Answers (1)
  1. 12 February, 19:33
    0
    4 is the correct answer
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