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K2Cr2O7 + 3 NaNO2 + H2O = Cr2O3 + 3 NaNO3 + 2 KOH
ZnO + HNO3 = ZnH + NO3 + H2O =>
ZnO + 3 HNO3 = ZnH + 3 NO3 + H2O
C2O2 = CO =>
C2O2 = 2 CO
Mn{2+} + IO4{-} + H = MnO4{-} + IO3{-} + H{+} =>
Mn{2+} + 4 IO4{-} + 3 H = MnO4{-} + 4 IO3{-} + 3 H{+}
C6H8O7 + C2H5OH = C28H48O6 + H2O =>
10 C6H8O7 + 96 C2H5OH = 9 C28H48O6 + 112 H2O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
H2O(i) + Fe(s) = Fe2O3(s) + H2(g) =>
3 H2O(i) + 2 Fe(s) = Fe2O3(s) + 3 H2(g)
MgCl2NH4OH = NH4Cl2MgOH =>
MgCl2NH4OH = NH4Cl2MgOH
C6H12O2 + BaO2H2 = C12H22O4Ba + H2O =>
2 C6H12O2 + BaO2H2 = C12H22O4Ba + 2 H2O
Ce + Cl2 = CeCl =>
2 Ce + Cl2 = 2 CeCl
MnO4{-} + S2O6{2-} + H2O = Mn{2+} + SO4{2-} + H{+} =>
2 MnO4{-} + 5 S2O6{2-} + 2 H2O = 2 Mn{2+} + 10 SO4{2-} + 4 H{+}
HNO3 + P = H2O + H3PO4 + NO2 =>
5 HNO3 + P = H2O + H3PO4 + 5 NO2
Cl2 + Cr(OH)3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Cl2 + 2 Cr(OH)3 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
H2C2O4 + Ca(OH)2 = H2O + CaC2O4 =>
H2C2O4 + Ca(OH)2 = 2 H2O + CaC2O4
As + NaClO + NaHO = Na3AsO4 + NaCl + H2O =>
2 As + 5 NaClO + 6 NaHO = 2 Na3AsO4 + 5 NaCl + 3 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Cr2(SO4)3 + Na2CO3 + H2O + K2SO4 = Cr(OH)3 + CO2 + NaKSO4 =>
Cr2(SO4)3 + 3 Na2CO3 + 3 H2O + 3 K2SO4 = 2 Cr(OH)3 + 3 CO2 + 6 NaKSO4
H + Br = HBr =>
H + Br = HBr
KCl + H2SO4 = KHSO4 + Cl2 + H2S + H2O =>
8 KCl + 9 H2SO4 = 8 KHSO4 + 4 Cl2 + H2S + 4 H2O
KCI + H2SO4 = KSO4 + H2CI =>
KCI + H2SO4 = KSO4 + H2CI
Fe + NaSCN + H2O = Fe(SCN)3 + NaOH + H2 =>
2 Fe + 6 NaSCN + 6 H2O = 2 Fe(SCN)3 + 6 NaOH + 3 H2
KBr + Pb = KBrPb =>
KBr + Pb = KBrPb
P + NaOH + H2O = Na4P2O6 + H3P =>
14 P + 12 NaOH + 6 H2O = 3 Na4P2O6 + 8 H3P
HNO5 + NaOH = H2O + NO5Na =>
HNO5 + NaOH = H2O + NO5Na
Fe2O3 + Ag2O = Ag2Fe2O4 =>
Fe2O3 + Ag2O = Ag2Fe2O4
K2Cr2O7 + HCl + H2 = CrCl2 + H2O + KCl =>
K2Cr2O7 + 6 HCl + 4 H2 = 2 CrCl2 + 7 H2O + 2 KCl
PbSO3 + H2SO4 = PbSO4 + H2SO3 =>
PbSO3 + H2SO4 = PbSO4 + H2SO3
Pb(C2H3O2)2 + HS = PbS2 + HC2H3O2 =>
Pb(C2H3O2)2 + 2 HS = PbS2 + 2 HC2H3O2
F = F2 =>
2 F = F2
O2 + NH3 = H2O + NO =>
5 O2 + 4 NH3 = 6 H2O + 4 NO
Al + KOH + H2SO4 + H2O = KAl(SO4)2*8H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 + 14 H2O = 2 KAl(SO4)2*8H2O + 3 H2
Fe(NO3)3 + K2CrO4 = Fe2(CrO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CrO4 = Fe2(CrO4)3 + 6 KNO3
F7 = F3 =>
3 F7 = 7 F3
C2H4O2 + Na2S = NaC2H3O2 + H2S =>
2 C2H4O2 + Na2S = 2 NaC2H3O2 + H2S
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
KClO(aq) + HBr(aq) = KBr(aq) + HClO(aq) =>
KClO(aq) + HBr(aq) = KBr(aq) + HClO(aq)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Co(NO3)2 + NaOH = CoOHNO3 + NaNO3 =>
Co(NO3)2 + NaOH = CoOHNO3 + NaNO3
FeS2 + HCl + H2O2 = FeCl3 + SO2 + H2O =>
2 FeS2 + 6 HCl + 11 H2O2 = 2 FeCl3 + 4 SO2 + 14 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaS + O2 = CaO + SO2 =>
2 CaS + 3 O2 = 2 CaO + 2 SO2
B[OH]3 + NaOH = B[OH]4 + Na =>
B[OH]3 + NaOH = B[OH]4 + Na
SOCl2 = S2Cl2 + SO2 + Cl2 =>
4 SOCl2 = S2Cl2 + 2 SO2 + 3 Cl2
SnCl2 + FeCl3 + NaOH = SnCl4 + Fe(OH)2 + NaCl =>
SnCl2 + 2 FeCl3 + 4 NaOH = SnCl4 + 2 Fe(OH)2 + 4 NaCl
CrO4{2-} + H{+} = Cr2O7{2-} + H2O =>
2 CrO4{2-} + 2 H{+} = Cr2O7{2-} + H2O
Al + F2O = Al2O3 + F =>
2 Al + 3 F2O = Al2O3 + 6 F
(NH4)2Cr2O7 + MnCO3 = NH3 + CO2 + H2O + MnCrO4 =>
(NH4)2Cr2O7 + 2 MnCO3 = 2 NH3 + 2 CO2 + H2O + 2 MnCrO4
NaOH + H2CO3 = HOH + Na2CO3 =>
2 NaOH + H2CO3 = 2 HOH + Na2CO3
C2H6(g) + Cl2(g) = CCl4(l) + HCl(g) =>
C2H6(g) + 7 Cl2(g) = 2 CCl4(l) + 6 HCl(g)
ZnO(s) = Zn(s) + O2(g) =>
2 ZnO(s) = 2 Zn(s) + O2(g)
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