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Which of the following reactions are always exothermic? 1...

Which of the following reactions are always exothermic? 1. Neutralization Il. Decomposition III. Combustion

A.

I and II only

B.

I and III only

C.

II and IIl only

D.

I, II and III

View answer & explanation

Correct answer is B

  • LIST OF EXOTHERMIC REACTIONS
  • any combustion reaction.
  • a neutralization reaction.
  • rusting of iron (rust steel wool with vinegar)
  • the thermit reaction.
  • reaction between water and calcium chloride.
  • reaction between sodium sulfite and bleach (dilute sodium hypochlorite)
  • reaction between potassium permanganate and glycerol.

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