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2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Zn + Ag3PO4 = ZnPO4 + Ag =>
Zn + Ag3PO4 = ZnPO4 + 3 Ag
MoS2 + O = MoO3 + SO2 =>
MoS2 + 7 O = MoO3 + 2 SO2
AlCl3 + H2O = Al2O3 + HCl =>
2 AlCl3 + 3 H2O = Al2O3 + 6 HCl
ZnSO4(aq) + NH4OH(aq) = Zn(OH)2 + (NH4)2(SO4) =>
ZnSO4(aq) + 2 NH4OH(aq) = Zn(OH)2 + (NH4)2(SO4)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al(s) + H{+} = Al3{+} + H2(g) =>
6 Al(s) + 2 H{+} = 2 Al3{+} + H2(g)
Cu(OH)2 + H2 = HOH + Cu =>
Cu(OH)2 + H2 = 2 HOH + Cu
SrO(s) + CO2(g) = SrCO3(s) =>
SrO(s) + CO2(g) = SrCO3(s)
H3BO3 + Ca = Ca3(BO3)2 + H =>
2 H3BO3 + 3 Ca = Ca3(BO3)2 + 6 H
Zn(s) + CuSO4(l) = ZnSO4(s) + Cu(s) =>
Zn(s) + CuSO4(l) = ZnSO4(s) + Cu(s)
NaBH4 + C3H6O + H2O = C3H8O + NaB(OH) =>
2 NaBH4 + 5 C3H6O + 2 H2O = 5 C3H8O + 2 NaB(OH)
N1H3 + O2 = N1O1 + H2O =>
4 N1H3 + 5 O2 = 4 N1O1 + 6 H2O
SO2 + N2O4 = NO + SO3 =>
2 SO2 + N2O4 = 2 NO + 2 SO3
C10H15NO + H2O = C10H16NO + OH =>
C10H15NO + H2O = C10H16NO + OH
Ce(OH)4 + H2SO4 = Ce(SO4)2 + H2O =>
Ce(OH)4 + 2 H2SO4 = Ce(SO4)2 + 4 H2O
CeO2 = Ce + O2 =>
CeO2 = Ce + O2
SrCO3 + HBr = SrBr2 + H2O + CO2 =>
SrCO3 + 2 HBr = SrBr2 + H2O + CO2
Mg + F2 = MgF2 =>
Mg + F2 = MgF2
PbCl2 + KI = PbI2 + KCl =>
PbCl2 + 2 KI = PbI2 + 2 KCl
HMnO4 + K2CO3 = KMnO4 + H2O + CO2 =>
2 HMnO4 + K2CO3 = 2 KMnO4 + H2O + CO2
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
C3H7OH(l) + O2 = CO2 + H2O =>
2 C3H7OH(l) + 9 O2 = 6 CO2 + 8 H2O
K2CO3(aq) + HI(aq) = H2O(l) + CO2(g) + KI =>
K2CO3(aq) + 2 HI(aq) = H2O(l) + CO2(g) + 2 KI
Cu2 + Ag(NO3) = Cu2(NO3) + Ag =>
Cu2 + Ag(NO3) = Cu2(NO3) + Ag
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(NH4)2CO3 + HClO4 = NH4ClO4 + CO2 + H2O =>
(NH4)2CO3 + 2 HClO4 = 2 NH4ClO4 + CO2 + H2O
C4H10 + Br = C4H8Br2 + H2 =>
C4H10 + 2 Br = C4H8Br2 + H2
Zn(SO4) + NaOH = Zn(OH)2 + Na2(SO4) =>
Zn(SO4) + 2 NaOH = Zn(OH)2 + Na2(SO4)
Na2[Be(OH)4] + H2SO4 = Na2SO4 + BeSO4 + H2O =>
Na2[Be(OH)4] + 2 H2SO4 = Na2SO4 + BeSO4 + 4 H2O
S2 + P4 = P4S3 =>
3 S2 + 2 P4 = 2 P4S3
Pb{2+}(aq) + Cl{-}(aq) = PbCl2(s) =>
Pb{2+}(aq) + 2 Cl{-}(aq) = PbCl2(s)
CNH + O2 = CO2 + N2 + H2O =>
4 CNH + 5 O2 = 4 CO2 + 2 N2 + 2 H2O
Zn + Ca(OH)2 = Ca + Zn(OH)2 =>
Zn + Ca(OH)2 = Ca + Zn(OH)2
FeSO4(aq) + KCl(aq) = FeCl2(s) + K2SO4(aq) =>
FeSO4(aq) + 2 KCl(aq) = FeCl2(s) + K2SO4(aq)
Li4Si + Cl2 = LiCl + SiCl4 =>
Li4Si + 4 Cl2 = 4 LiCl + SiCl4
Ca5(PO4)3OH + C + SiO2 = P4 + CO + CaSiO3 + H2O =>
4 Ca5(PO4)3OH + 30 C + 20 SiO2 = 3 P4 + 30 CO + 20 CaSiO3 + 2 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C3 + H2O = CO + H2 =>
C3 + 3 H2O = 3 CO + 3 H2
Sn + Cr(NO3)3 = Sn(NO3) + Cr =>
3 Sn + Cr(NO3)3 = 3 Sn(NO3) + Cr
H2O + AsO3 = AsO4 + H =>
H2O + AsO3 = AsO4 + 2 H
Cu(s) + MgCl2(aq) = Mg(s) + CuCl2(aq) =>
Cu(s) + MgCl2(aq) = Mg(s) + CuCl2(aq)
SnS + (NH4)2S2 = (NH4)2[SnS3] =>
SnS + (NH4)2S2 = (NH4)2[SnS3]
I2(aq) + MgCl2(aq) = Cl2(aq) + MgI2(aq) =>
I2(aq) + MgCl2(aq) = Cl2(aq) + MgI2(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ag(s) + Au(NO3)3(aq) = Au(s) + AgNO3(aq) =>
3 Ag(s) + Au(NO3)3(aq) = Au(s) + 3 AgNO3(aq)
Na2(CO3) + HNO3 = Na(NO3) + CO2 + H2O =>
Na2(CO3) + 2 HNO3 = 2 Na(NO3) + CO2 + H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
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