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3 Zn + H2PO4 = Zn3PO4 + H2
CaCO3 + MnCO3 + CeO2 = (CaO)1000(MnO)14(Ce2O3)7 + CO2 + O2 =>
2000 CaCO3 + 28 MnCO3 + 28 CeO2 = 2(CaO)1000(MnO)14(Ce2O3)7 + 2028 CO2 + 7.0000000000001O2
CO2 + KOH = CO3 + H2O + K =>
CO2 + 2 KOH = CO3 + H2O + 2 K
Al(s) + H2SO4(s) = Al2(SO4)3(g) + H2(g) =>
2 Al(s) + 3 H2SO4(s) = Al2(SO4)3(g) + 3 H2(g)
Tc + Br2 = TcBr4 =>
Tc + 2 Br2 = TcBr4
Br2(l) + KI(aq) = KBr(aq) + I2(g) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(g)
Be2O3 + NaClO + NaOH = NaBeO3 + NaCl + H2O =>
Be2O3 + 2 NaClO + 2 NaOH = 2 NaBeO3 + 2 NaCl + H2O
HCl + Na2SiO = NaCl + H2SiO =>
2 HCl + Na2SiO = 2 NaCl + H2SiO
CaCl2O5 = CaCl2 + O2 =>
2 CaCl2O5 = 2 CaCl2 + 5 O2
KMnO4 + C2H6O + KOH = K2MnO4 + C2H4O + H2O =>
2 KMnO4 + C2H6O + 2 KOH = 2 K2MnO4 + C2H4O + 2 H2O
Cu{2+} + NH3H2O = Cu(OH)2 + NH4{+} =>
Cu{2+} + 2 NH3H2O = Cu(OH)2 + 2 NH4{+}
Cu2 + NiCl2 = CuCl2 + Ni =>
Cu2 + 2 NiCl2 = 2 CuCl2 + 2 Ni
NaBr + NaMnO4 + HCl = Br2 + MnCl2 + H2O + NaCl =>
10 NaBr + 2 NaMnO4 + 16 HCl = 5 Br2 + 2 MnCl2 + 8 H2O + 12 NaCl
NaOH(aq) + CaCl2(aq) = Ca(OH)2 + NaCl(aq) =>
2 NaOH(aq) + CaCl2(aq) = Ca(OH)2 + 2 NaCl(aq)
FeCl2 + H2O2 + HCl2 = FeCl3 + H2O =>
4 FeCl2 + H2O2 + 2 HCl2 = 4 FeCl3 + 2 H2O
C6H6O7 + NaOH = Na3C6H3O7 + H2O =>
C6H6O7 + 3 NaOH = Na3C6H3O7 + 3 H2O
BaO + Cr2O3 + O2 = BaCrO4 =>
4 BaO + 2 Cr2O3 + 3 O2 = 4 BaCrO4
HCl + Na2SO4 = SO3 + NaCl + H2O =>
2 HCl + Na2SO4 = SO3 + 2 NaCl + H2O
NaOCl + NaOH + NO = NaNO3 + NaCl + H2O =>
3 NaOCl + 2 NaOH + 2 NO = 2 NaNO3 + 3 NaCl + H2O
As2O3 + HCl = AsCl3 + H2O =>
As2O3 + 6 HCl = 2 AsCl3 + 3 H2O
CO3 + H2 = CO2 + H2O =>
CO3 + H2 = CO2 + H2O
Al + CuO = Cu + Al2O =>
2 Al + CuO = Cu + Al2O
CH3CH3Br + Na = CH3CH2CH2CH3 + NaBr + H =>
2 CH3CH3Br + 2 Na = CH3CH2CH2CH3 + 2 NaBr + 2 H
PtO2 + NaOH = Na2PtO3 + H2O =>
PtO2 + 2 NaOH = Na2PtO3 + H2O
MgI + AgNO3 = MgNO3 + AgI =>
MgI + AgNO3 = MgNO3 + AgI
H3PO4 + HCl = Cl3PO4 + H2 =>
H3PO4 + 3 HCl = Cl3PO4 + 3 H2
(NH4)2CO3 + Fe2(SO4)3 = (NH4)2SO4 + Fe2(CO3)3 =>
3(NH4)2CO3 + Fe2(SO4)3 = 3(NH4)2SO4 + Fe2(CO3)3
KI + H2O2 = O + KIH2 =>
KI + H2O2 = 2 O + KIH2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
FeSO4(aq) + K3PO4(aq) = Fe3(PO4)2 + K2SO4 =>
3 FeSO4(aq) + 2 K3PO4(aq) = Fe3(PO4)2 + 3 K2SO4
KSCN + KNO3 + HNO3 = K2SO4 + NO + HCN =>
KSCN + KNO3 + HNO3 = K2SO4 + 2 NO + HCN
Nh4No3 + HCl = Nh4Cl + HNo3 =>
Nh4No3 + HCl = Nh4Cl + HNo3
Pb(NO3)2 + NH4Cl = (NO3)2NH4 + PbCl =>
Pb(NO3)2 + NH4Cl = (NO3)2NH4 + PbCl
Cu(s) + Pb(NO3)2 = Cu(NO3)2 + Pb(s) =>
Cu(s) + Pb(NO3)2 = Cu(NO3)2 + Pb(s)
Ba(BrO3)2 = BaBr2 + O2 =>
Ba(BrO3)2 = BaBr2 + 3 O2
H2HPO3 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + H2O + K2SO4 =>
5 H2HPO3 + 2 KMnO4 + 3 H2SO4 = 5 H3PO4 + 2 MnSO4 + 3 H2O + K2SO4
NaCl + H2O + AgNO3 = HNO3 + HCl + NaAgO =>
NaCl + H2O + AgNO3 = HNO3 + HCl + NaAgO
KNO3 + AgCl = AgNO3 + KCl =>
KNO3 + AgCl = AgNO3 + KCl
Al(OH)3 + NH3 = [Al(NH3)4] + OH =>
Al(OH)3 + 4 NH3 = [Al(NH3)4] + 3 OH
Pb(NO3)2 + Pt = Pt(NO3) + Pb =>
Pb(NO3)2 + 2 Pt = 2 Pt(NO3) + Pb
Cl2 + NaBr2 = Br + NaCl2 =>
Cl2 + NaBr2 = 2 Br + NaCl2
BaCO3 + KOH = KCO3 + BaO + H2 =>
2 BaCO3 + 2 KOH = 2 KCO3 + 2 BaO + H2
H2SO4 + NaCl + K2Cr2O7 = CrO2Cl2 + KHSO4 + NaHSO4 + H2O =>
6 H2SO4 + 4 NaCl + K2Cr2O7 = 2 CrO2Cl2 + 2 KHSO4 + 4 NaHSO4 + 3 H2O
F2 + C = F2C =>
F2 + C = F2C
SiH4 + LiOH = Si(OH)4 + LiH =>
SiH4 + 4 LiOH = Si(OH)4 + 4 LiH
KF(aq) + CaS(aq) = KS(aq) + FCa(aq) =>
KF(aq) + CaS(aq) = KS(aq) + FCa(aq)
(NH4)2SO4(aq) + Ca(CH3COO)2(aq) = CaSO4(s) + CH3COONH4(aq) =>
(NH4)2SO4(aq) + Ca(CH3COO)2(aq) = CaSO4(s) + 2 CH3COONH4(aq)
C5H8O4 = C5H4O2 + H2O =>
C5H8O4 = C5H4O2 + 2 H2O
MgO + H3BO3 = MgB4O7 + H2O =>
MgO + 4 H3BO3 = MgB4O7 + 6 H2O
Pb(NO3)2(aq) + KCl(aq) = PbCl2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2(s) + 2 KNO3(aq)
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