Thermal Decomposition Quiz: Nitrates & Carbonate

Froggy Jumps

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Di Bee

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Thermal Decomposition Quiz: Nitrates & Carbonate


Froggy Jumps Thermal Decomposition Quiz: Nitrates & CarbonateVersion en ligne Reactions and products par Di Bee 1 Lead(II) nitrate thermally decomposes to which oxide? a PbO2 b PbO c Pb 2 Thermal decomposition of zinc nitrate primarily yields which oxide? a ZnO b Zn2O3 c Zn 3 Copper(II) nitrate decomposes to which oxide ? a Cu b CuO c Cu2O 4 Calcium carbonate thermally decomposes to calcium oxide and what gas? a CO b O2 c CO2 5 Sodium nitrate decomposes to sodium nitrite and which gas? a Nitrogen (N2) b Ozone (O3) c Oxygen (O2) 6 Which product pairs are correct for 2 Pb(NO3)2 upon heating? a PbO2 and N2O5 b Pb and NO2 c 2 PbO and 4 NO2 and O2 7 Which observation best indicates a nitrate is thermally decomposing? a No reaction at all b Color change only c A gas is evolved and/or solid oxide forms 8 Which compound requires heat to form a metal oxide and CO2? a Zinc nitrate b Sodium nitrate c Calcium carbonate 9 During decomposition, which gas is commonly produced with nitrates? a Nitrogen (N2) b Oxygen (O2) c Nitrogen dioxide (NO2) 10 True or false: Middle order reactivity series metal nitrates decompose to metal oxide nitrogen dioxide and oxygen except carbonates which release CO2. a False b True c Only nitrates decompose