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Sr + H2 = SrH2
Na2S + O3 = Na2SO3 =>
Na2S + O3 = Na2SO3
(NH4)2CrO4 + Cr(NO3)3 = NH4(NO3) + Cr2(CrO4)3 =>
3(NH4)2CrO4 + 2 Cr(NO3)3 = 6 NH4(NO3) + Cr2(CrO4)3
K2CO3 + C = CO + K =>
K2CO3 + 2 C = 3 CO + 2 K
NaCl(g) + H2SO4(g) = HCl(g) + Na2SO4(g) =>
2 NaCl(g) + H2SO4(g) = 2 HCl(g) + Na2SO4(g)
HCI(aq) + K2CO3(s) = KCI(aq) + H2O(l) + CO2(g) =>
2 HCI(aq) + K2CO3(s) = 2 KCI(aq) + H2O(l) + CO2(g)
V2O + Ca = CaO + V =>
V2O + Ca = CaO + 2 V
LiBr + Cu = CuBr + Li =>
LiBr + Cu = CuBr + Li
Cu + H2SO4 + H2O = CuH10O9S + SO2 =>
Cu + 2 H2SO4 + 3 H2O = CuH10O9S + SO2
BrO3{-} + NH3OH{+} = Br{-} + NO3{-} + H2O + H{+} =>
BrO3{-} + NH3OH{+} = Br{-} + NO3{-} + H2O + 2 H{+}
(NH4)2CO3 + Ba(OH)2 = BaCO3 + NH3 + H2O =>
(NH4)2CO3 + Ba(OH)2 = BaCO3 + 2 NH3 + 2 H2O
C2H4O + KMnO4 + H2O = CH3COOH + KOH + MnO2 =>
3 C2H4O + 2 KMnO4 + H2O = 3 CH3COOH + 2 KOH + 2 MnO2
Li(s) + P4(s) = LiP(s) =>
4 Li(s) + P4(s) = 4 LiP(s)
Cl2(aq) + I{-}(aq) = Cl{-}(aq) + I2(l) =>
Cl2(aq) + 2 I{-}(aq) = 2 Cl{-}(aq) + I2(l)
U + O2 = U2O5 =>
4 U + 5 O2 = 2 U2O5
ZnCO3 + CH3COOH = Zn(CH3COOH)2 + CO2 + H2O =>
4 ZnCO3 + 9 CH3COOH = 4 Zn(CH3COOH)2 + 6 CO2 + 2 H2O
(NH4)2Cr2O7 + HCl = CrCl3 + NH4Cl + Cl2 + H2O =>
(NH4)2Cr2O7 + 14 HCl = 2 CrCl3 + 2 NH4Cl + 3 Cl2 + 7 H2O
BeI2 + Cu2SO4 = BeSO4 + CuI =>
BeI2 + Cu2SO4 = BeSO4 + 2 CuI
Sn(CO3)2 + H2SO4 = Sn(SO4)2 + H2O + CO2 =>
Sn(CO3)2 + 2 H2SO4 = Sn(SO4)2 + 2 H2O + 2 CO2
C7H8 + Br2 = C7H7Br + HBr =>
C7H8 + Br2 = C7H7Br + HBr
He + O2 = HeO2 =>
He + O2 = HeO2
Cu2 + NH3 = [Cu(NH3)4] =>
Cu2 + 8 NH3 = 2[Cu(NH3)4]
Fe + SnI2 = FeI2 + Sn =>
Fe + SnI2 = FeI2 + Sn
Zn(OH)2 + H2O2 = Zn(OH)3 =>
2 Zn(OH)2 + H2O2 = 2 Zn(OH)3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
NaO + H2SO4 = Na(SO4) + H2O =>
NaO + H2SO4 = Na(SO4) + H2O
Ag(s) + CuSO4(aq) = Ag2SO4 + Cu =>
2 Ag(s) + CuSO4(aq) = Ag2SO4 + Cu
NO3 + HCl = HNO3 + Cl =>
NO3 + HCl = HNO3 + Cl
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2O =>
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2O
C5H9NO + O2 = CO2 + N2O3 + H2O =>
2 C5H9NO + 15 O2 = 10 CO2 + N2O3 + 9 H2O
Na2SiO3 + CH3COOH = NaCH3COO + H2SiO3 =>
Na2SiO3 + 2 CH3COOH = 2 NaCH3COO + H2SiO3
Al2O3(s) + H2(g) = Al(s) + H2O(l) =>
Al2O3(s) + 3 H2(g) = 2 Al(s) + 3 H2O(l)
AlCl3 + O2 = Al2O3 + Cl =>
4 AlCl3 + 3 O2 = 2 Al2O3 + 12 Cl
H3PO3 + Cu = Cu3PO3 + H2 =>
2 H3PO3 + 6 Cu = 2 Cu3PO3 + 3 H2
Na + Zn(C2H3O2)2 = Zn + NaC2H3O2 =>
2 Na + Zn(C2H3O2)2 = Zn + 2 NaC2H3O2
Cd + H2O + MnO4{-} = Cd(OH)2 + MnO2 + OH{-} =>
3 Cd + 4 H2O + 2 MnO4{-} = 3 Cd(OH)2 + 2 MnO2 + 2 OH{-}
CH3COCH3 = C + H2 + O2 =>
2 CH3COCH3 = 6 C + 6 H2 + O2
Se2 + O2 = SeO3 =>
Se2 + 3 O2 = 2 SeO3
Ba + Co2 = BaCo3 =>
2 Ba + 3 Co2 = 2 BaCo3
KNO2 + HClO = KClO + HNO2 =>
KNO2 + HClO = KClO + HNO2
NO2 + KI = K2O + NO + I2 =>
NO2 + 2 KI = K2O + NO + I2
Hg2{+} + Fe = Hg + Fe3{+} =>
Hg2{+} + 3 Fe = 2 Hg + Fe3{+}
Al2(SO4)3(aq) + Ca(OH)2(aq) = Al(OH)3(s) + CaSO4(aq) =>
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) = 2 Al(OH)3(s) + 3 CaSO4(aq)
Cr(OH)3 + Br2 + H2O = CrO4{2-} + Br{-} + H{+} =>
2 Cr(OH)3 + 3 Br2 + 2 H2O = 2 CrO4{2-} + 6 Br{-} + 10 H{+}
Cr(OH)3 + LiOH = Li3[Cr(OH)6] =>
Cr(OH)3 + 3 LiOH = Li3[Cr(OH)6]
C6H2(NO2)3CH3 + O2 = CO2 + H2O + N2 =>
4 C6H2(NO2)3CH3 + 21 O2 = 28 CO2 + 10 H2O + 6 N2
Fe(Cl)3 + NaOH = Fe(OH)3 + NaCl =>
Fe(Cl)3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C57H104O6 + CH3OH = C18H34O2 + C3H8O3 =>
32 C57H104O6 + 81 CH3OH = 102 C18H34O2 + 23 C3H8O3
Sn + Ca(NO3)2 = Sn(NO3)4 + Ca =>
Sn + 2 Ca(NO3)2 = Sn(NO3)4 + 2 Ca
SO4(NH4)2 + KOH = SO4K2 + NH3 + H2O =>
SO4(NH4)2 + 2 KOH = SO4K2 + 2 NH3 + 2 H2O
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