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2Fe(IO3)3+36HI=2FeI2+19I2+18H2O
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I2+Na2S=2NaI+S↓
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3S+6KOH=△=K2SO3+2K2S+3H2O
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K2SO3+2HNO3=K2SO4+H2O+2NO2↑
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K2SO4+2C=高溫=K2S+2CO2↑
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CO2+Ba(OH)2=BaCO3↓+H2O
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2BaCO3+2CuSO4+H2O=Cu2(OH)2CO3+2BaSO4+CO2↑
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CO2+Mg=△=MgO+CO
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PdCl2+CO+H2O=Pd↓+2HCl+CO2
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Pd+4HNO3(濃)=Pd(NO3)2+2NO2↑+2H2O
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