} }

Chemical Reactions and Equations

Chemical Reactions and Equations > Ask Alfie

cee
Hi
What happens when calcium oxide reacts vigorously with water?
user
cee
Quick lime(CaO) combines with water to form calcium hydroxide. It is an exothermic reaction as heat is produced in the reaction.
CaO+ H2O ------> Ca(OH)2+Heat This is a combination reaction
cee
Some of the learners also asked:
When does Pb(NO3)2 decomposes to give PbO, 4NO2 and O2?
speak