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Ca(OH)2 + Na2O3Si = CaOSiO2H2O + Na2O
CaC2N2 = CaCN2C =>
CaC2N2 = CaCN2C
Pb(NO2)2 = PbO + NO + O2 =>
2 Pb(NO2)2 = 2 PbO + 4 NO + O2
H2SO4 + Cu2(CO3)3 = CO2 + H2O + Cu2(SO4)3 =>
3 H2SO4 + Cu2(CO3)3 = 3 CO2 + 3 H2O + Cu2(SO4)3
F + SiO2 = SiF4 + O2 =>
4 F + SiO2 = SiF4 + O2
Pb(NO3)2 + K2Cr2O7 = PbCr2O7 + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = PbCr2O7 + 2 KNO3
Na2CO3 + WO3 + Ni3CO11H12 = Na2Ni(WO4)2 + CO + O2 + H2 =>
3 Na2CO3 + 6 WO3 + Ni3CO11H12 = 3 Na2Ni(WO4)2 + 4 CO + 5 O2 + 6 H2
COHCOH + [Ag(NH3)2]OH = COONH4COONH4 + Ag + NH3 + H2O =>
COHCOH + 4[Ag(NH3)2]OH = COONH4COONH4 + 4 Ag + 6 NH3 + 2 H2O
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3(NO3)2 =>
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3(NO3)2
Pb(NO3)2 + K3(PO4) = K(NO3) + Pb3(PO4)2 =>
3 Pb(NO3)2 + 2 K3(PO4) = 6 K(NO3) + Pb3(PO4)2
KHSO4 + NaOH = H2O + KNaSO4 =>
KHSO4 + NaOH = H2O + KNaSO4
Cl2(g) + Fe{2+}(aq) = Cl{-}(aq) + Fe{3+}(aq) =>
Cl2(g) + 2 Fe{2+}(aq) = 2 Cl{-}(aq) + 2 Fe{3+}(aq)
Pb(NO3)2 + NaHCO3 = PbHCO3 + Na(NO3)2 =>
Pb(NO3)2 + NaHCO3 = PbHCO3 + Na(NO3)2
Pb(OH)2 + NaOH = Na2PbO2 + H2O =>
Pb(OH)2 + 2 NaOH = Na2PbO2 + 2 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O + CO2 =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + 3 Na2SO4 + Cr2(SO4)3 + 7 H2O + 6 CO2
C + H2 + O2 = O2C12H22O11 =>
24 C + 22 H2 + 13 O2 = 2 O2C12H22O11
Pb(OH)4 + Na2CO3 = Pb(CO3)2 + NaOH =>
Pb(OH)4 + 2 Na2CO3 = Pb(CO3)2 + 4 NaOH
Fe + Cu24 = FeCu =>
24 Fe + Cu24 = 24 FeCu
PbO + HNO3 = PbO2 + NO + H2O =>
3 PbO + 2 HNO3 = 3 PbO2 + 2 NO + H2O
AlBr3(aq) + Na2CO3(aq) = Al2(CO3)3(aq) + NaBr(s) =>
2 AlBr3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(aq) + 6 NaBr(s)
NaOH + K3Po4 = Na3Po4 + OHK =>
3 NaOH + K3Po4 = Na3Po4 + 3 OHK
PbSO4 + AgNO3 = Pb2(NO3) + Ag(SO4)2 =>
2 PbSO4 + AgNO3 = Pb2(NO3) + Ag(SO4)2
PbO2 + HNO3 + KI = Pb(HNO3)2 + I2 + KNO3 + H2O =>
PbO2 + 6 HNO3 + 4 KI = Pb(HNO3)2 + 2 I2 + 4 KNO3 + 2 H2O
P2O3 + H2O = HPO2 =>
P2O3 + H2O = 2 HPO2
F2 + GaI = GaF3 + I2 =>
3 F2 + 2 GaI = 2 GaF3 + I2
PbSO + K2CO3 = K2SO + PbCO3 =>
PbSO + K2CO3 = K2SO + PbCO3
K3Fe(CN)6 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + CO2 + KNO3 + H2O =>
2 K3Fe(CN)6 + 20 K2Cr2O7 + 80 H2SO4 = 17 K2SO4 + 20 Cr2(SO4)3 + Fe2(SO4)3 + 12 CO2 + 12 KNO3 + 80 H2O
Zn + CuSO4(aq) = CuZn + SO4 =>
Zn + CuSO4(aq) = CuZn + SO4
CH2C2H2CH2 + H2 = C4H10 =>
CH2C2H2CH2 + 2 H2 = C4H10
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
Mg(ClO3)2 + Zn + NaNO3 = Zn(ClO3)2 + Mg(NaNO3)2 =>
Mg(ClO3)2 + Zn + 2 NaNO3 = Zn(ClO3)2 + Mg(NaNO3)2
Au(OH)3 + HBrO4 = AuBrO4 + H4O3 =>
Au(OH)3 + HBrO4 = AuBrO4 + H4O3
Pb(NO3)2Na2C2O4 = PbC2O4Na2(NO3)2 =>
Pb(NO3)2Na2C2O4 = PbC2O4Na2(NO3)2
KClO3(s) + C12H22O11(s) = KCl(s) + CO2(g) + H2O(l) =>
8 KClO3(s) + C12H22O11(s) = 8 KCl(s) + 12 CO2(g) + 11 H2O(l)
Fe2(SO4)3 + KOH = K2SO4 + Fe(O3H3) =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(O3H3)
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Pb + H2S = PbS + H =>
Pb + H2S = PbS + 2 H
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
HgO + KI = KO + HgI =>
HgO + KI = KO + HgI
H3PO4 + OH{-} = H2PO4{-} + HOH =>
H3PO4 + OH{-} = H2PO4{-} + HOH
H2S + Fe{+3} = Fe{+2} + S8 + H{+} =>
8 H2S + 16 Fe{+3} = 16 Fe{+2} + S8 + 16 H{+}
Pb = Pb{2+} + e =>
Pb = Pb{2+} + 2e
NaOH + Pb + (NO3)2 = NaNO3 + PbOH =>
2 NaOH + 2 Pb + (NO3)2 = 2 NaNO3 + 2 PbOH
PCl3 + O2 = P4O4 + OCl2 =>
4 PCl3 + 5 O2 = P4O4 + 6 OCl2
C4H8O + Cl2 = C4H3Cl5O + HCl =>
C4H8O + 5 Cl2 = C4H3Cl5O + 5 HCl
PbK2SO4 = PbSO4K2 =>
PbK2SO4 = PbSO4K2
Cr + PO4 = CrPO4 =>
Cr + PO4 = CrPO4
NaBr + MnO2 + H2SO4 = NaSO4 + MnSO4 + H2O + Br =>
NaBr + MnO2 + 2 H2SO4 = NaSO4 + MnSO4 + 2 H2O + Br
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