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PbO2 + Si + 2 Cl2 = PbCl4 + SiO2
B6H10 + O2 = B2O3 + H2O =>
B6H10 + 7 O2 = 3 B2O3 + 5 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KPbI3*2H2O = KI + H2O + I2 + Pb =>
KPbI3*2H2O = KI + 2 H2O + I2 + Pb
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
C3H6(g) + O2(g) = CO2(g) + H20(g) =>
10 C3H6(g) + 30 O2(g) = 30 CO2(g) + 3 H20(g)
MgOH2 + H2SO4 = MgSO4 + H2 + H2O =>
MgOH2 + H2SO4 = MgSO4 + H2 + H2O
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
C6H5CH3 + HNO3 = C6H2(NO2)3CH3(s) + H2O =>
C6H5CH3 + 3 HNO3 = C6H2(NO2)3CH3(s) + 3 H2O
CH3COONa + NaOH = CH4 + Na2CO3 =>
CH3COONa + NaOH = CH4 + Na2CO3
Cr(NO3)2 + NH4OH = Cr(OH)2 + NH4NO3 =>
Cr(NO3)2 + 2 NH4OH = Cr(OH)2 + 2 NH4NO3
Zn(s) + HCl = ZnCl2 + H2 =>
Zn(s) + 2 HCl = ZnCl2 + H2
Na2(SO4) + MgBr2 = NaBr + Mg(SO4) =>
Na2(SO4) + MgBr2 = 2 NaBr + Mg(SO4)
Co(OH)NO3 + NaOH = Co(OH)2 + NaNO3 =>
Co(OH)NO3 + NaOH = Co(OH)2 + NaNO3
V2O5 + Cl2O = VCl3 + O2 =>
V2O5 + 3 Cl2O = 2 VCl3 + 4 O2
CHCl3 + O2 = CO2 + H2O + Cl2 =>
4 CHCl3 + 5 O2 = 4 CO2 + 2 H2O + 6 Cl2
Br2(l) + KL(aq) = L2(aq) + KBr(aq) =>
Br2(l) + 2 KL(aq) = L2(aq) + 2 KBr(aq)
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Na3PO4 + Cu = Na + Cu3(PO4) =>
Na3PO4 + 3 Cu = 3 Na + Cu3(PO4)
C12H22O11 = C12 + H22O11 =>
C12H22O11 = C12 + H22O11
C14H12O2 + HNO3 = C14H11O2 + HNO2 + H2O =>
2 C14H12O2 + HNO3 = 2 C14H11O2 + HNO2 + H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-} + OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-} + 2 OH{-}
Zn + HClO4 = Cl2O8Zn + H =>
Zn + 2 HClO4 = Cl2O8Zn + 2 H
Ca(OH)2(aq) + H3Po4(aq) = Ca3(Po4)2(s) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3Po4(aq) = Ca3(Po4)2(s) + 6 H2O(l)
AlCl3 + C3H6O = C3H6AlCl3O =>
AlCl3 + C3H6O = C3H6AlCl3O
MgCO3 + H3PO4 = Mg3(PO4)2 + H2CO3 =>
3 MgCO3 + 2 H3PO4 = Mg3(PO4)2 + 3 H2CO3
N2 + SiO2 = NO2 + Si =>
N2 + 2 SiO2 = 2 NO2 + 2 Si
Fe + H2SO4 + HNO3 = Fe2(SO4)3 + NO + H2O =>
2 Fe + 3 H2SO4 + 2 HNO3 = Fe2(SO4)3 + 2 NO + 4 H2O
Sbl = Sbl3 =>
3 Sbl = Sbl3
C22H46 + KNO3 = CO2 + N2 + K2CO3 + H2O =>
5 C22H46 + 134 KNO3 = 43 CO2 + 67 N2 + 67 K2CO3 + 115 H2O
Al(C2H3O2)3 + Zn(MnO4)2 = Al(MnO4)3 + Zn(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 Zn(MnO4)2 = 2 Al(MnO4)3 + 3 Zn(C2H3O2)2
AgClO4(aq) + KCl(aq) = AgCl(s) + KClO4(aq) =>
AgClO4(aq) + KCl(aq) = AgCl(s) + KClO4(aq)
Fe + N2 = FeN3 =>
2 Fe + 3 N2 = 2 FeN3
Na2CO3 + K2CO3 = Na2C2O6K2 =>
Na2CO3 + K2CO3 = Na2C2O6K2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Zn(CH3COO)2*2H2O = ZnO + CH3COOH + H2O =>
Zn(CH3COO)2*2H2O = ZnO + 2 CH3COOH + H2O
K2OO2 + K2 = K2O =>
K2OO2 + 2 K2 = 3 K2O
C24H31O11(NO3)9 + C6H18N4O6 = NO + CO + H2 =>
4 C24H31O11(NO3)9 + 5 C6H18N4O6 = 56 NO + 126 CO + 107 H2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H2S + Ca3P2 = H3P + CaS =>
3 H2S + Ca3P2 = 2 H3P + 3 CaS
HCl + CrO2 = Cl2 + CrCl3 + H2O =>
8 HCl + 2 CrO2 = Cl2 + 2 CrCl3 + 4 H2O
BeO + NaOH = NaBeO2 + H2 =>
2 BeO + 2 NaOH = 2 NaBeO2 + H2
Na2SO4 + C12H22O11 = CO + H2O + Na2S =>
3 Na2SO4 + C12H22O11 = 12 CO + 11 H2O + 3 Na2S
Cu + H2O = Cu(OH)3 + H2 =>
2 Cu + 6 H2O = 2 Cu(OH)3 + 3 H2
KOH + K = K2O + H2 =>
2 KOH + 2 K = 2 K2O + H2
Hg + K4[Fe(CN)6] = Hg2[Fe(CN)6]3 + K =>
2 Hg + 3 K4[Fe(CN)6] = Hg2[Fe(CN)6]3 + 12 K
N2H4 + Zn + KOH + H2O = NH3 + K2[Zn(OH)4] =>
N2H4 + Zn + 2 KOH + 2 H2O = 2 NH3 + K2[Zn(OH)4]
Ca3N = Ca + N2 =>
2 Ca3N = 6 Ca + N2
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