ICSE Class 9 Chemistry
Question 3 of 18
Chemical Changes & Reactions — Question 11
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Question Question 11
Give balanced equations for thermal decomposition of :
(a) lead carbonate
(b) lead nitrate
(c) ammonium dichromate
(d) mercury [II] oxide
(e) calcium hydroxide
(a) PbCO3 PbO + CO2
(b) 2Pb(NO3)2 2PbO + 4NO2 + O2
(c) (NH4)2Cr2O7 Cr2O3 + 4H2O + N2
(d) 2HgO 2Hg + O2
(e) Ca(OH)2 CaO + H2O