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2 MoO3 + 7 S = 2 MoS2 + 3 SO2
(N4)2O3 + H2O + O2 = HNO3 =>
2(N4)2O3 + 8 H2O + 17 O2 = 16 HNO3
(NH4)3PO4(aq) + AgC2H3O2(aq) = Ag3PO4(s) + NH4C2H3O2(aq) =>
(NH4)3PO4(aq) + 3 AgC2H3O2(aq) = Ag3PO4(s) + 3 NH4C2H3O2(aq)
KCr2O7 + Pb(OH)4 = KOH + Pb(Cr2O7)4 =>
4 KCr2O7 + Pb(OH)4 = 4 KOH + Pb(Cr2O7)4
(NH4)2S + SrCl2 = SrS + (NH4)Cl =>
(NH4)2S + SrCl2 = SrS + 2(NH4)Cl
HNO3 + KI = KNO3 + I2 + H2O + NO2 =>
4 HNO3 + 2 KI = 2 KNO3 + I2 + 2 H2O + 2 NO2
CrCl3 + NaOH + NaNO3 = Na2CrO4 + NO2 + NaCl + H2O =>
CrCl3 + 2 NaOH + 3 NaNO3 = Na2CrO4 + 3 NO2 + 3 NaCl + H2O
HClO4NaOH = H2O + NaClO4 =>
HClO4NaOH = H2O + NaClO4
Cr(OH)3 + OCl{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 OCl{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
C4H9Cl + KOH = C4H10O + KCl =>
C4H9Cl + KOH = C4H10O + KCl
CuSO4 + KI + Na2S2O3 + H2O = H2SO4 + CuI + Na2SO4 + K2SO4 =>
8 CuSO4 + 8 KI + Na2S2O3 + 5 H2O = 5 H2SO4 + 8 CuI + Na2SO4 + 4 K2SO4
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Pb + F2 = PbF1 =>
2 Pb + F2 = 2 PbF1
Na3VO4 + Zn + HCl = VCl2 + ZnCl2 + NaCl + H2O =>
2 Na3VO4 + 3 Zn + 16 HCl = 2 VCl2 + 3 ZnCl2 + 6 NaCl + 8 H2O
K{+} + HO{-} = KOH =>
K{+} + HO{-} = KOH
CaO(s) + HCl(ac) = CaCl2(ac) + H2O(l) =>
CaO(s) + 2 HCl(ac) = CaCl2(ac) + H2O(l)
S2O5{-2} + H2O = SO4{-2} + e + H{+} =>
S2O5{-2} + 3 H2O = 2 SO4{-2} + 4e + 6 H{+}
AlOH + KOH = KAlO2 + H2 =>
AlOH + KOH = KAlO2 + H2
AsH3 + AgNO3 + H2O = H2AsO3 + HNO3 + Ag =>
AsH3 + 7 AgNO3 + 3 H2O = H2AsO3 + 7 HNO3 + 7 Ag
KMnO4 + HCl + K2SO3 = K2SO4 + MnCl2 + KCl + H2O =>
2 KMnO4 + 6 HCl + 5 K2SO3 = 5 K2SO4 + 2 MnCl2 + 2 KCl + 3 H2O
Na + Al2(SO3)3 = Na2SO3 + Al =>
6 Na + Al2(SO3)3 = 3 Na2SO3 + 2 Al
NaOH + Mg = MgNa + OH =>
NaOH + Mg = MgNa + OH
CHCl3 + CuO = CuCl2 + Cu + CO2 + H2O =>
2 CHCl3 + 5 CuO = 3 CuCl2 + 2 Cu + 2 CO2 + H2O
Cu(s) + HNO3(ac) = Cu(NO3)2(ac) + NO2(g) + H2O =>
Cu(s) + 4 HNO3(ac) = Cu(NO3)2(ac) + 2 NO2(g) + 2 H2O
Na2SO4(aq) + K2CrO4(aq) = K2SO4 + Na2CrO4 =>
Na2SO4(aq) + K2CrO4(aq) = K2SO4 + Na2CrO4
Z + O2 = ZO =>
2 Z + O2 = 2 ZO
Cu2O3 + HCl = CuCl2 + Cl2 + H2O =>
Cu2O3 + 6 HCl = 2 CuCl2 + Cl2 + 3 H2O
OH{-} + Mn{+2} + H2O2 = MnO2 + H2O =>
2 OH{-} + Mn{+2} + H2O2 = MnO2 + 2 H2O
NaClO2 + HCl = HNaCl2O2 =>
NaClO2 + HCl = HNaCl2O2
K2S + CuCl2 = K2Cl2 + SCu =>
K2S + CuCl2 = K2Cl2 + SCu
C6H12O6 = C2H3O + CO2 + H2O =>
3 C6H12O6 = 8 C2H3O + 2 CO2 + 6 H2O
C3H7OH + Cr2O72{-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
427 C3H7OH + 6 Cr2O72{-} + 10 H{+} = 4 Cr3{+} + 427 CH3COCH3 + 432 H2O
Hg2I2(s) = Hg + I2 =>
Hg2I2(s) = 2 Hg + I2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Al + S = Al2S =>
2 Al + S = Al2S
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
Fe + KNO3 + HCl = FeCl3 + KCl + NO + H2O =>
Fe + KNO3 + 4 HCl = FeCl3 + KCl + NO + 2 H2O
Na2CO3 + CrBr3 + H2O = NaBr + Cr(OH)3 + CO2 =>
3 Na2CO3 + 2 CrBr3 + 3 H2O = 6 NaBr + 2 Cr(OH)3 + 3 CO2
H2SO4 + Li = LiSO4 + H =>
H2SO4 + Li = LiSO4 + 2 H
Na2SiO3 + H2O = H2SiO3 + NaOH =>
Na2SiO3 + 2 H2O = H2SiO3 + 2 NaOH
H3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2(s) + 6 H2O(l)
LiI + Pb(NO3)2 = LiNO3 + PbI2 =>
2 LiI + Pb(NO3)2 = 2 LiNO3 + PbI2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
ammoniumchlorate + sodiumsulfate = sodiumchlorate + ammoniumsulfate =>
2 NH4ClO3 + Na2SO4 = 2 NaClO3 + (NH4)2SO4
C8H12S + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
C8H12S + 12 O2(g) = 8 CO2(g) + 6 H2O(g) + SO2(g)
HI(aq) + Ba(OH)2 = H2O(l) + BaI2(aq) =>
2 HI(aq) + Ba(OH)2 = 2 H2O(l) + BaI2(aq)
Cl(g) + Na = NaCl =>
Cl(g) + Na = NaCl
C9H11NO3 + HNO3 = C9H12(NO3)2 =>
C9H11NO3 + HNO3 = C9H12(NO3)2
NaOH + CH3COOH = CH3COONa + H2O =>
NaOH + CH3COOH = CH3COONa + H2O
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