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18 KCl + 2 K2CrO7 + 14 H2SO4 = 11 K2SO4 + Cr2(SO4)3 + 14 H2O + 9 Cl2
C150 + O2 = CO2 =>
C150 + 150 O2 = 150 CO2
K2S + HgCl2 = HgS + KCl =>
K2S + HgCl2 = HgS + 2 KCl
FeCl3 + H2SO4 + KBr = FeSO4 + Br2 + HCl + K2SO4 =>
2 FeCl3 + 3 H2SO4 + 2 KBr = 2 FeSO4 + Br2 + 6 HCl + K2SO4
PbS + O2(g) = PbO + SO2(g) =>
2 PbS + 3 O2(g) = 2 PbO + 2 SO2(g)
Sn + NaOH + H2O = Na2(Sn(OH)6) + H2 =>
Sn + 2 NaOH + 4 H2O = Na2(Sn(OH)6) + 2 H2
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
FeCl3 + H2SO4 + KBr = FeSO4 + Br2 + HCl + K2SO4 =>
2 FeCl3 + 3 H2SO4 + 2 KBr = 2 FeSO4 + Br2 + 6 HCl + K2SO4
MnCl2 + Li2(SO4) = MnSO4 + LiCl =>
MnCl2 + Li2(SO4) = MnSO4 + 2 LiCl
IO{-} + Cl2 + OH{-} = IO4{-} + Cl{-} + H2O =>
IO{-} + 3 Cl2 + 6 OH{-} = IO4{-} + 6 Cl{-} + 3 H2O
Pt + HNO3 + NCl = H2PtCl6 + NO + H2O =>
3 Pt + 10 HNO3 + 18 NCl = 3 H2PtCl6 + 28 NO + 2 H2O
K2[HgI4] + NaOH = KOH + Na2[HgI4] =>
K2[HgI4] + 2 NaOH = 2 KOH + Na2[HgI4]
HCl + M = H2 + MCl2 =>
2 HCl + M = H2 + MCl2
KOH + (NH4)3PO4 = NH4OH + K3(PO4) =>
3 KOH + (NH4)3PO4 = 3 NH4OH + K3(PO4)
Fe2O3 + H2O = FeOH3 + OH =>
Fe2O3 + 7 H2O = 2 FeOH3 + 8 OH
Fe04{2-} + H{+} + Cr2O7{-2} = Fe{+2} + Cr{3+} + H2O =>
3 Fe04{2-} + 70 H{+} + 5 Cr2O7{-2} = 12 Fe{+2} + 10 Cr{3+} + 35 H2O
K = K3 =>
3 K = K3
Mn + AgF = Ag + MnF =>
Mn + AgF = Ag + MnF
CaO + CrO3 = CaCrO4 =>
CaO + CrO3 = CaCrO4
P2O3 + H2SO4 + H2O = SO2 + H3PO4 =>
P2O3 + 2 H2SO4 + H2O = 2 SO2 + 2 H3PO4
P + CBr4 = P6Br5 + C2 =>
48 P + 10 CBr4 = 8 P6Br5 + 5 C2
ZnCl2 + KCO2 = Zn(CO2)2 + KCl =>
ZnCl2 + 2 KCO2 = Zn(CO2)2 + 2 KCl
H2S04Na = NaS04H2 =>
H2S04Na = NaS04H2
I + NaBr = INa + Br =>
I + NaBr = INa + Br
Pb(NO3)2 + KMnO4 = PbO2 + KNO3 + MnO2 + O2 =>
Pb(NO3)2 + 2 KMnO4 = PbO2 + 2 KNO3 + 2 MnO2 + O2
Si + SnO2 = SiO2 + SnO =>
Si + 2 SnO2 = SiO2 + 2 SnO
Fe + O + H = Fe(OH)3 =>
Fe + 3 O + 3 H = Fe(OH)3
C6H5NO2 + Fe + H{+] = C6H5NH3{+}+Fe{3+}+H2O =>
C6H5NO2 + 2 Fe + 7 H{+] = C6H5NH3{+}+2Fe{3+}+2H2O
KO2(s) + H20(l) = O2(g) + KOH(s) =>
20 KO2(s) + H20(l) = 10 O2(g) + 20 KOH(s)
Cr2O7{2-}(aq) + Hg(l) + H2SO4(aq) + H{+} = Hg2SO4(s) + Cr{3+}(aq) + H2O(l) =>
Cr2O7{2-}(aq) + 6 Hg(l) + 3 H2SO4(aq) + 8 H{+} = 3 Hg2SO4(s) + 2 Cr{3+}(aq) + 7 H2O(l)
CH3OH + CH3ONa = CH3OCH3 + NaOH =>
CH3OH + CH3ONa = CH3OCH3 + NaOH
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cu + HNO3 = Cu(NO3)2(ag) + NO2(g) + H2O =>
Cu + 4 HNO3 = Cu(NO3)2(ag) + 2 NO2(g) + 2 H2O
KBr + H2O + Cl2 = KCl + HBr + O6 =>
12 KBr + 6 H2O + 6 Cl2 = 12 KCl + 12 HBr + O6
H3PO2 + K2Cr2O7 + H2SO4 = H3PO4 + K2SO4 + Cr(SO4)2 + H2O =>
H3PO2 + K2Cr2O7 + 5 H2SO4 = H3PO4 + K2SO4 + 2 Cr(SO4)2 + 5 H2O
AlCl3 + Ba(OH)2 = Al(OH)2 + Cl3Ba =>
AlCl3 + Ba(OH)2 = Al(OH)2 + Cl3Ba
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH2CH2CH2Br + CH3SH = CH3CH2CH2CH2SCH3 + HBr =>
CH3CH2CH2CH2Br + CH3SH = CH3CH2CH2CH2SCH3 + HBr
N2 + NaCl = NCl + Na =>
N2 + 2 NaCl = 2 NCl + 2 Na
Na2S + Mn(NO3)2 = MnS + Na(NO3) =>
Na2S + Mn(NO3)2 = MnS + 2 Na(NO3)
Ca(OH)2 + HCl(ac) = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl(ac) = CaCl2 + 2 H2O
P2O3 + H2SO4 + H2O = SO2 + H3PO4 =>
P2O3 + 2 H2SO4 + H2O = 2 SO2 + 2 H3PO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KNO3 + Cr2O3 + K2O = K2CrO4 + KNO2 =>
3 KNO3 + Cr2O3 + 2 K2O = 2 K2CrO4 + 3 KNO2
K2AlF5 = KAlF4 + K3AlF6 =>
2 K2AlF5 = KAlF4 + K3AlF6
CH3COOH + CaCO3 = CH3COOCa2 + CO2 + H2O =>
11 CH3COOH + 16 CaCO3 = 8 CH3COOCa2 + 22 CO2 + 10 H2O
NH4Cl + SrCl2 = NH4Cl2 + SrCl =>
NH4Cl + SrCl2 = NH4Cl2 + SrCl
MnO2 + HCl = Cl2 + MnCl + H2OCl =>
2 MnO2 + 8 HCl = Cl2 + 2 MnCl + 4 H2OCl
H2SO4 + Ag = Ag2SO4 + H2 =>
H2SO4 + 2 Ag = Ag2SO4 + H2
As2S3 + K2CO3 + KNO3 = K3AsO4 + K2SO4 + NO + CO2 =>
3 As2S3 + 4 K2CO3 + 28 KNO3 = 6 K3AsO4 + 9 K2SO4 + 28 NO + 4 CO2
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