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Zn + H2SO4 = ZnSO4 + H2
BaCl2 + (NH4)2Co3 = BaCo3 + NH4Cl =>
BaCl2 + (NH4)2Co3 = BaCo3 + 2 NH4Cl
C20H30O + O2 = CO2 + H2O =>
C20H30O + 27 O2 = 20 CO2 + 15 H2O
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
K2Cr2O7 + C3H7OH + H2SO4 = C3H6O + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 C3H7OH + 4 H2SO4 = 3 C3H6O + Cr2(SO4)3 + K2SO4 + 7 H2O
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
Pb + Se = Pb(Se)2 =>
Pb + 2 Se = Pb(Se)2
Ca(OH)2 + PO4 = Ca5OH(PO4)3 + OH =>
5 Ca(OH)2 + 3 PO4 = Ca5OH(PO4)3 + 9 OH
Fe2O3 + KNo3 + K2CO3 = K2FeO4 + KNo2 + CO2 =>
Fe2O3 + 12 KNo3 + 5 K2CO3 = 2 K2FeO4 + 18 KNo2 + 5 CO2
He2O + C = CO + He2 =>
He2O + C = CO + He2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KMnO4(aq) + C6H12(aq) = C6H12O2(aq) + KMnO2(s) =>
KMnO4(aq) + C6H12(aq) = C6H12O2(aq) + KMnO2(s)
P205 + K20 = K3P04 =>
16 P205 + 123 K20 = 820 K3P04
C6H5OH + Br2 = C6H5OH(Br)3 =>
2 C6H5OH + 3 Br2 = 2 C6H5OH(Br)3
MnSO4 + HF = HMnO4 + SF =>
MnSO4 + HF = HMnO4 + SF
PbHNO3 = Pb(NO3)H =>
PbHNO3 = Pb(NO3)H
(CH2)5CHOH + HNO3 = HOOOC(CH2)4COOH + N2O + H2O =>
4(CH2)5CHOH + 10 HNO3 = 4 HOOOC(CH2)4COOH + 5 N2O + 9 H2O
C6H5ONa + CO2 + H2O = C6H6 + NaHCO3 =>
15 C6H5ONa + 9 CO2 + 12 H2O = 14 C6H6 + 15 NaHCO3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cu + SH2 = Cu2S + H2 =>
2 Cu + SH2 = Cu2S + H2
C6H5COOH + CO32{-} = C6H5COO{-} + CO2 + H2O =>
89 C6H5COOH + 30 CO32{-} = 30 C6H5COO{-} + 443 CO2 + 192 H2O
C2H5NH2 + H2O = H3O + C2H5NH =>
C2H5NH2 + H2O = H3O + C2H5NH
P + NaOH + H2O = PH3 + NaH2PO2 =>
4 P + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
Hg2(NO3)2 + KH2PO4 + H2O = H3PO4 + Hg + KNO3 + O2 =>
2 Hg2(NO3)2 + 4 KH2PO4 + 2 H2O = 4 H3PO4 + 4 Hg + 4 KNO3 + O2
Sc2(SO4)3 + Na2CO3 = Sc2(CO3)3 + Na2SO4 =>
Sc2(SO4)3 + 3 Na2CO3 = Sc2(CO3)3 + 3 Na2SO4
KNO3(s) = K2O(s) + N2(g) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(g) + 5 O2(g)
Ba(s) + H2O = Ba(HO)2(s) + H2(g) =>
Ba(s) + 2 H2O = Ba(HO)2(s) + H2(g)
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
C5H5NH + H2O = H3O + C5H5N =>
C5H5NH + H2O = H3O + C5H5N
NH4Cl(aq) + Na2CO3(aq) = (NH4)2CO3 + NaCl =>
2 NH4Cl(aq) + Na2CO3(aq) = (NH4)2CO3 + 2 NaCl
W + H2O2 + NaOH = Na2WO4 + H2O =>
W + 3 H2O2 + 2 NaOH = Na2WO4 + 4 H2O
MgCO3 + HNO3 = CO2 + H2O + Mg(NO3)2 =>
MgCO3 + 2 HNO3 = CO2 + H2O + Mg(NO3)2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
MnSO4 + HClO + H2SO4 = Mn2(SO4)3 + MnCl3 + H2O =>
12 MnSO4 + 6 HClO + 3 H2SO4 = 5 Mn2(SO4)3 + 2 MnCl3 + 6 H2O
Mn2O7 = MnO2 + O2 =>
2 Mn2O7 = 4 MnO2 + 3 O2
Mg(NO3)2(aq) + NaOH(aq) = Mg(OH)2(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
Ag2C2 + CH3I = CH3C + AgI =>
Ag2C2 + 2 CH3I = 2 CH3C + 2 AgI
FeCl2 + RbOH = Fe(OH)2 + RbCl =>
FeCl2 + 2 RbOH = Fe(OH)2 + 2 RbCl
(Ba(OH)2) + HBr = BaBr2 + H2O =>
(Ba(OH)2) + 2 HBr = BaBr2 + 2 H2O
Co(OH)2 + H2SO4 = Co{2+} + SO4{2-} + H2O =>
Co(OH)2 + H2SO4 = Co{2+} + SO4{2-} + 2 H2O
AgNO3 + KOH = Ag2O + KNO3 + H2O =>
2 AgNO3 + 2 KOH = Ag2O + 2 KNO3 + H2O
Ba(NO2)2 + Na2CrO4 = BaCrO4 + NaNO2 =>
Ba(NO2)2 + Na2CrO4 = BaCrO4 + 2 NaNO2
C22H46 + O2 = CO2 + H2O =>
2 C22H46 + 67 O2 = 44 CO2 + 46 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Mg + N + O2 = Mg(NO3)2 =>
Mg + 2 N + 3 O2 = Mg(NO3)2
C2H6 + O2 = H2O + C20 =>
10 C2H6 + 15 O2 = 30 H2O + C20
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
CaCO3(aq) + HNO3(aq) = Ca(NO3)2 + H2CO3 =>
CaCO3(aq) + 2 HNO3(aq) = Ca(NO3)2 + H2CO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
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