Give one example of chemical reactions characterised by change in state with chemical equation ?
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magnasium +oxygen =magnasium oxide
equation is:-Mg(s)+O(g)=2MgO
dinesh1983baidya:
H2O - H2+O is also an example.
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Reaction with acids :
Zn + H2SO4 = ZnSO4+ H2
(zinc) (sulphuric acid) = (zinc sulphate) + (hydrogen gas)
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