CaO + H2O → Ca(OH)2 is an example of a ________ reaction

CaO + H2O → Ca(OH)2

This reaction is a combination reaction as calcium oxide, and water combines to form a single product that is calcium hydroxide.

  • A combination reaction is a reaction in which two reactants combine to form one product. Oxygen and halogens are very reactive elements and undergo combination reactions with other elements.
  • This is an exothermic chemical reaction and gives off heat.

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