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2 Ca(s) + Mg(NO3)2 = 2 Ca(NO3) + Mg
Pb + KNO2 = PbNO2 + K =>
Pb + KNO2 = PbNO2 + K
CH6OH + H2SO4 = CO + SO + H2O =>
4 CH6OH + 7 H2SO4 = 4 CO + 7 SO + 21 H2O
Zn + SO4 + BaCl2 = ZnCl2 + BaSO4 =>
Zn + SO4 + BaCl2 = ZnCl2 + BaSO4
Na2O + HCN = Na2H + CNO =>
Na2O + HCN = Na2H + CNO
SrCl2 + H2S = SCl2 + SrH2 =>
SrCl2 + H2S = SCl2 + SrH2
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
NaC6H5O + CO2 + H2O = Na2CO3 + HC6H5O =>
2 NaC6H5O + CO2 + H2O = Na2CO3 + 2 HC6H5O
Sn(OH)4{2-} + CrO4{2-} + H2O = Sn(OH)6{2-} + CrO2{-} + OH{-} =>
3 Sn(OH)4{2-} + 2 CrO4{2-} + 4 H2O = 3 Sn(OH)6{2-} + 2 CrO2{-} + 2 OH{-}
Cu(s) + Fe(NO3)3(aq) = Fe(s) + Cu(NO3)(aq) =>
3 Cu(s) + Fe(NO3)3(aq) = Fe(s) + 3 Cu(NO3)(aq)
Hg2(NO2)2 + HCl = HgCl + HNO2 =>
Hg2(NO2)2 + 2 HCl = 2 HgCl + 2 HNO2
C5H11 + Cl2 = C + HCl =>
2 C5H11 + 11 Cl2 = 10 C + 22 HCl
NaOH + NaC2H3O2 = NaC2H2O2 + H2O + Na =>
NaOH + NaC2H3O2 = NaC2H2O2 + H2O + Na
MnO4 + H2C2O4 = Mn(C2O4)3 + CO2 + H2O =>
MnO4 + 4 H2C2O4 = Mn(C2O4)3 + 2 CO2 + 4 H2O
ZnO + Fe = Zn + Fe2O3 =>
3 ZnO + 2 Fe = 3 Zn + Fe2O3
Na2SO4 + HCl + Zn = ZnCl2 + H2S + H2O + NaCl =>
Na2SO4 + 10 HCl + 4 Zn = 4 ZnCl2 + H2S + 4 H2O + 2 NaCl
CaSO4 + Al = Ca + Al2(SO4)3 =>
3 CaSO4 + 2 Al = 3 Ca + Al2(SO4)3
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO2 + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + NO2 + H2O
AgCIO3 = AgCI + O2 =>
2 AgCIO3 = 2 AgCI + 3 O2
FeSO4 + NaOH2 = NaSO4 + FeOH2 =>
FeSO4 + NaOH2 = NaSO4 + FeOH2
Al + NiBr2 = AlBr3 + Ni =>
2 Al + 3 NiBr2 = 2 AlBr3 + 3 Ni
Sb2S3 + HNO3 = Sb2(SO4)3 + NO2 + H2O =>
Sb2S3 + 24 HNO3 = Sb2(SO4)3 + 24 NO2 + 12 H2O
(NH4)2SO4 + NaOCl + Cl2 = NCl3 + Na2SO4 + NaCl + H2O =>
(NH4)2SO4 + 4 NaOCl + 2 Cl2 = 2 NCl3 + Na2SO4 + 2 NaCl + 4 H2O
Sn + NaOH = H2 + Na2SnO2 =>
Sn + 2 NaOH = H2 + Na2SnO2
I2(s) + NaS(l) = NaI(aq)S(g) =>
I2(s) + 2 NaS(l) = 2 NaI(aq)S(g)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Sn(CO) + NaClO = Sn(ClO) + NaCO =>
Sn(CO) + NaClO = Sn(ClO) + NaCO
Ag(s) + H2S(g) + O2(g) = Ag2S(s)(tarnish) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2(g) = 2 Ag2S(s)(tarnish) + 2 H2O(l)
Zn + LiOH = Zn(OH)2 + Li0 =>
Zn + 2 LiOH = Zn(OH)2 + 2 Li0
C6H12O6 = C2H5OHCO2 =>
C6H12O6 = 2 C2H5OHCO2
KCl + NaClO3 = NaClKClO3 =>
KCl + NaClO3 = NaClKClO3
Cd(OH)2 + Na2SO4 = (CdOH)2SO4 + NaOH =>
2 Cd(OH)2 + Na2SO4 = (CdOH)2SO4 + 2 NaOH
BrK = KBr =>
BrK = KBr
H2S + ZnC4H6O4 = ZnS + H2(C4H6O4) =>
H2S + ZnC4H6O4 = ZnS + H2(C4H6O4)
Er + Rh + B = ErRhB4 =>
Er + Rh + 4 B = ErRhB4
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
C2H6 + H2 + CO3 = C2H5OH =>
5 C2H6 + 3 H2 + 2 CO3 = 6 C2H5OH
Pb{2+} + Na2CO3 = PbCO3 + Na{+} =>
Pb{2+} + Na2CO3 = PbCO3 + 2 Na{+}
Ca(OH)2 + I2 = CaI2 + Ca(IO3)3 + H2O =>
18 Ca(OH)2 + 19 I2 = 16 CaI2 + 2 Ca(IO3)3 + 18 H2O
C5H12S + O2 = C + H2O + SO2 =>
C5H12S + 4 O2 = 5 C + 6 H2O + SO2
(SO3) + As3 = As3SO3 =>
(SO3) + As3 = As3SO3
Cl + I2 = ClI =>
2 Cl + I2 = 2 ClI
K2Cr2O7 + HBr = KBr + Cr + H2O + Br2 =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 Cr + 7 H2O + 6 Br2
N2H4 + CrO4 = N2 + Cr(OH)4 =>
N2H4 + CrO4 = N2 + Cr(OH)4
KHSO3KOH = K2SO3H2O =>
KHSO3KOH = K2SO3H2O
H2S + SeO4 = Se + H2SO4 =>
H2S + SeO4 = Se + H2SO4
KFe[Fe(CN)6] + NaOH = Na3[Fe(CN)6] + K3[Fe(CN)6] + Fe(OH)2 =>
3 KFe[Fe(CN)6] + 6 NaOH = 2 Na3[Fe(CN)6] + K3[Fe(CN)6] + 3 Fe(OH)2
BaCO3 + ZnSO4 = ZnCO3 + BaSO4 =>
BaCO3 + ZnSO4 = ZnCO3 + BaSO4
CaCl3 + AgNo3 = CaNo3 + AgCl3 =>
CaCl3 + AgNo3 = CaNo3 + AgCl3
CH2O2 + NaOH = H2O + NaCHOO =>
CH2O2 + NaOH = H2O + NaCHOO
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