Practice problem
Select the invalid chemical reaction
H2SO4→H++HSO4−H_{2}SO_{4} \rightarrow H^{+}+HSO_{4}^{-}H2SO4→H++HSO4−
CH3CH2CH2CH2COOH→CO2+CH3CH2CH2CH3CH_{3}CH_{2}CH_{2}CH_{2}COOH \rightarrow CO_{2}+CH_{3}CH_{2}CH_{2}CH_{3}CH3CH2CH2CH2COOH→CO2+CH3CH2CH2CH3
2 H2O→H2+O2\text{2 } H_{2}O \rightarrow H_{2}+O_{2}2 H2O→H2+O2
10 I−+16 H++2 MnO4−→5 I2+2 Mn2++8 H2O\text{10 }I^{−}+\text{16 }H^{+}+\text{2 }MnO^{−}_{4}\rightarrow \text{5 }I_{2}+\text{2 }Mn^{2+}+\text{8 }H_{2}O10 I−+16 H++2 MnO4−→5 I2+2 Mn2++8 H2O
Type a concept, like “slope” or “photosynthesis”.
