A small amount of calcium oxide is taken in a beaker and water is added slowly to it.
A small amount of calcium oxide is taken in a beaker and water is added slowly to it.
(i) Will there be any change in temperature of the contents ? Explain.
(ii) Name and define the type of reaction taking place.
(iii) Write chemical equation for the above reaction.
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(i) Yes, tempetature rises as the beaker gets hot. This is because large amount of heat is released or the reaction is exothermic.
(ii) Combination reaction- Reaction in which a single product is obtained from two or more reactants.
(iii) CaO+H2O → Ca(OH)2+heat
CaO-Quick lime
Ca(OH)2 -Slaked lime
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