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3 K2Cr2O7 + 2 Na3PO3 = 2 K3PO3 + 3 Na2Cr2O7
PbS + O3 = PbSO4 =>
3 PbS + 4 O3 = 3 PbSO4
SrC2O4H2O = SrC2O4*H2O =>
SrC2O4H2O = SrC2O4*H2O
Cu(ii)No3 + NaOH = Cu(ii)OH + NaNo3 =>
Cu(ii)No3 + NaOH = Cu(ii)OH + NaNo3
C6H12O6() = C2H6O(l) + CO2(g) =>
C6H12O6() = 2 C2H6O(l) + 2 CO2(g)
Te + HNO3 = TeO2HNO3 + H2O + NO2 =>
Te + 5 HNO3 = TeO2HNO3 + 2 H2O + 4 NO2
LiOH + FeSO4 + H3PO4 = LiFePO4 + H2SO4 + H2O =>
LiOH + FeSO4 + H3PO4 = LiFePO4 + H2SO4 + H2O
Cl + O2 = Cl5O2 =>
5 Cl + O2 = Cl5O2
Ag2SO4 + Mg = MgAg2 + SO4 =>
Ag2SO4 + Mg = MgAg2 + SO4
C3N4 = C2N2 + N2 =>
2 C3N4 = 3 C2N2 + N2
[Cu(NH3)4]Cl2 + H2O = Cu(OH)2 + HCl + NH3 =>
[Cu(NH3)4]Cl2 + 2 H2O = Cu(OH)2 + 2 HCl + 4 NH3
V2O5 + Na2SO4 = V2SO4 + Na2O5 =>
V2O5 + Na2SO4 = V2SO4 + Na2O5
B4H10 = B + H10 =>
B4H10 = 4 B + H10
Cr2O72{-} + I{-} + H{+} = Cr3{+} + IO3{-} + H2O =>
18 Cr2O72{-} + 427 I{-} + 30 H{+} = 12 Cr3{+} + 427 IO3{-} + 15 H2O
NaCl + PbO2 + H2SO4 = Cl2 + PbSO4 + Na2SO4 + H2O =>
2 NaCl + PbO2 + 2 H2SO4 = Cl2 + PbSO4 + Na2SO4 + 2 H2O
HNO3 + HCaO = Ca(NO3) + H2O =>
HNO3 + HCaO = Ca(NO3) + H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Ca + AgCl = Ag2Ca + Cl2 =>
Ca + 2 AgCl = Ag2Ca + Cl2
HCl + CaCO3 = Ca + CO2 + H2O + Cl =>
2 HCl + CaCO3 = Ca + CO2 + H2O + 2 Cl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
FeO2 = FeO + O2 =>
2 FeO2 = 2 FeO + O2
Al + Ni(ii)NO3 = AlNO3 + Ni =>
Al + Ni(ii)NO3 = AlNO3 + Ni
Hg + Br = BrHg =>
Hg + Br = BrHg
Na2S2O3 + FeCl3 = Na[Fe(S2O3)2] + NaCl =>
2 Na2S2O3 + FeCl3 = Na[Fe(S2O3)2] + 3 NaCl
C4H8ClCOOH + NH3 = NH2C4H8COOH + HCl =>
C4H8ClCOOH + NH3 = NH2C4H8COOH + HCl
FeCl2 + H2SiO3 = FeSiO3 + HCl =>
FeCl2 + H2SiO3 = FeSiO3 + 2 HCl
C5H15O + O2 = CO2 + H2O =>
4 C5H15O + 33 O2 = 20 CO2 + 30 H2O
NaCl + H2O + Fe = NaOH + FeCl2 + H2 =>
2 NaCl + 2 H2O + Fe = 2 NaOH + FeCl2 + H2
K2O + SeO2 = K2Se + O2 =>
2 K2O + 2 SeO2 = 2 K2Se + 3 O2
NaIO3 + Cl2 = NaClO3 + I2 =>
2 NaIO3 + Cl2 = 2 NaClO3 + I2
Ca{2}{+} + {-} = Ca =>
Ca{2}{+} + 2e = Ca
CH3CH2COOH + NaOH = CH3CH3 + Na2CO3 + H2O =>
CH3CH2COOH + 2 NaOH = CH3CH3 + Na2CO3 + H2O
Ca(s) + CuNO3(ac) = CaCu + NO3 =>
Ca(s) + CuNO3(ac) = CaCu + NO3
FeSO4 + AlPO4 = FePO4 + AlSO4 =>
FeSO4 + AlPO4 = FePO4 + AlSO4
Pb(NO3)2 + H2SO4 = PbSO4 + H + NO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 H + 2 NO3
Mg + O2 = MgO23 =>
2 Mg + 23 O2 = 2 MgO23
Mg(HCO3)2 = H2O + MgO + CO2 =>
Mg(HCO3)2 = H2O + MgO + 2 CO2
Li2SO4 + Mg(NO3)2 = Li2(NO3)2 + MgSO4 =>
Li2SO4 + Mg(NO3)2 = Li2(NO3)2 + MgSO4
HCOOH + HCOONa = HCOOHNa + HCOO =>
HCOOH + HCOONa = HCOOHNa + HCOO
I3 = I2 =>
2 I3 = 3 I2
Zn + Pt(SO4)2 = Zn(SO4) + Pt =>
2 Zn + Pt(SO4)2 = 2 Zn(SO4) + Pt
Zr(SO4)2 + H3PO4 = Zr(HPO4)2 + H2SO4 =>
Zr(SO4)2 + 2 H3PO4 = Zr(HPO4)2 + 2 H2SO4
SrO + H2SO4 = SrSO4 + H2O =>
SrO + H2SO4 = SrSO4 + H2O
C6H16O6 + KNO3 = CO2 + H2O + KNO2 =>
C6H16O6 + 14 KNO3 = 6 CO2 + 8 H2O + 14 KNO2
Na2HPo4 + BaCl2 = BaHPo4 + NaCl =>
Na2HPo4 + BaCl2 = BaHPo4 + 2 NaCl
Na2O + HOH = Na2HO2H =>
Na2O + HOH = Na2HO2H
Pb3O4 + HNO4 = Pb(NO3)2 + PbO2 + H2O =>
3 Pb3O4 + 4 HNO4 = 2 Pb(NO3)2 + 7 PbO2 + 2 H2O
C52H106 + O2 = CO2 + H2O =>
2 C52H106 + 157 O2 = 104 CO2 + 106 H2O
CH2CHCOOCH2CH3 + HCl = CH2CH3COOH + C2H3Cl =>
CH2CHCOOCH2CH3 + HCl = CH2CH3COOH + C2H3Cl
Ag2C2 = Ag + C =>
Ag2C2 = 2 Ag + 2 C
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