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3 K2S + 8 K2Cr2O7 + 6 KOH = 2 Cr(OH)3 + 3 S + 14 K2CrO4
H4C + O2 = CO2 + H2O =>
H4C + 2 O2 = CO2 + 2 H2O
AlF3 + KF = K[AlF4] =>
AlF3 + KF = K[AlF4]
PbCrO4 + HNO3 = Pb(NO3)2 + H2O + PbCr2O7 =>
2 PbCrO4 + 2 HNO3 = Pb(NO3)2 + H2O + PbCr2O7
Cu(NO3)2Zn = CuZn(NO3)2 =>
Cu(NO3)2Zn = CuZn(NO3)2
Fe(NO3)3 + H3PO4 = FePO4 + HNO3 =>
Fe(NO3)3 + H3PO4 = FePO4 + 3 HNO3
Li(Co3) = Li + Co3 =>
Li(Co3) = Li + Co3
C2H5OH + Cu = C2H3OHCu + H2 =>
C2H5OH + Cu = C2H3OHCu + H2
(CO3)3 = C3O9 =>
(CO3)3 = C3O9
KCl + NaCl = KNa + Cl =>
KCl + NaCl = KNa + 2 Cl
K3O + H2O = KOH + H2 =>
2 K3O + 4 H2O = 6 KOH + H2
Be + KOH = Be(OH)2 + K =>
Be + 2 KOH = Be(OH)2 + 2 K
SrCO3 + HBr = CO2 + SrBr2 + H2O =>
SrCO3 + 2 HBr = CO2 + SrBr2 + H2O
C19H39COOH + NaOH = C19H39COONa + H2O =>
C19H39COOH + NaOH = C19H39COONa + H2O
CHCl3 + I2 = CHI3 + Cl =>
2 CHCl3 + 3 I2 = 2 CHI3 + 6 Cl
KBr + Cl2 + H2O = KCl + HBr + O2 =>
4 KBr + 2 Cl2 + 2 H2O = 4 KCl + 4 HBr + O2
FeS + O3 = Fe2O3 + SO2 =>
6 FeS + 7 O3 = 3 Fe2O3 + 6 SO2
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
*2HNO3 + *3H2S = *2NO + *3S + H2O =>
*2HNO3 + *3H2S = *2NO + *3S + 4 H2O
[Al(OH)2]2SO4 + H2SO4 = Al2(SO4)3 + H2O =>
[Al(OH)2]2SO4 + 2 H2SO4 = Al2(SO4)3 + 4 H2O
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
Fe(s) + S8 = FeS =>
8 Fe(s) + S8 = 8 FeS
CrI3 + Cl2 = CrCl3 + I2 =>
2 CrI3 + 3 Cl2 = 2 CrCl3 + 3 I2
Mg(ClO3)2 + NaNO3 = Mg(NO3)2 + NaClO3 =>
Mg(ClO3)2 + 2 NaNO3 = Mg(NO3)2 + 2 NaClO3
Ru + O2 = RuO3 =>
2 Ru + 3 O2 = 2 RuO3
Na2O + Al = Al2O3 + Na =>
3 Na2O + 2 Al = Al2O3 + 6 Na
Al + HOH = Al(OH)3 + H2 =>
2 Al + 6 HOH = 2 Al(OH)3 + 3 H2
K2S + K2Cr2O7 + KOH = Cr(OH)3 + S + K2CrO4 =>
3 K2S + 8 K2Cr2O7 + 6 KOH = 2 Cr(OH)3 + 3 S + 14 K2CrO4
KO2 + NO = KNO3 =>
KO2 + NO = KNO3
H2C2O4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
5 H2C2O4 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
K + Cr + O = KCrO =>
K + Cr + O = KCrO
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Al + NaOH + H2O = Na(Al(OH)4)2 + H2 =>
4 Al + 2 NaOH + 14 H2O = 2 Na(Al(OH)4)2 + 7 H2
Co2O3 = CoO + O2 =>
2 Co2O3 = 4 CoO + O2
Al + NaOH + H2O = Na(Al(OH)4)2 + H2 =>
4 Al + 2 NaOH + 14 H2O = 2 Na(Al(OH)4)2 + 7 H2
CHCH + H2 = CH2CH2 =>
CHCH + H2 = CH2CH2
CuO2 = Cu + O2 =>
CuO2 = Cu + O2
KNO2 + C = KNO + CO2 =>
2 KNO2 + C = 2 KNO + CO2
Al + NaOH + H2O = Na(Al(OH)4)2 + H2 =>
4 Al + 2 NaOH + 14 H2O = 2 Na(Al(OH)4)2 + 7 H2
NO + ClO3 = NO2 + Cl =>
3 NO + ClO3 = 3 NO2 + Cl
(NH4)3C6H5O7 + CaCl2 = NH4Cl + Ca3(C6H5O7)2 =>
2(NH4)3C6H5O7 + 3 CaCl2 = 6 NH4Cl + Ca3(C6H5O7)2
Au + HI = AuI + H2 =>
2 Au + 2 HI = 2 AuI + H2
C2H4 + HNO3 = CO + NO + H2O =>
3 C2H4 + 8 HNO3 = 6 CO + 8 NO + 10 H2O
CaI + Fl = I2 + CaFl2 =>
2 CaI + 4 Fl = I2 + 2 CaFl2
HCl + CO3 = H2CO3 + Cl2 =>
2 HCl + CO3 = H2CO3 + Cl2
K2CO3 + MnO2 + KNO3 = K2MnO4 + CO2 + N2 =>
4 K2CO3 + 5 MnO2 + 2 KNO3 = 5 K2MnO4 + 4 CO2 + N2
Al + NaOH + H2O = Na(Al(OH)4)2 + H2 =>
4 Al + 2 NaOH + 14 H2O = 2 Na(Al(OH)4)2 + 7 H2
HClH2O = H3OCl =>
HClH2O = H3OCl
MnO4{-} + I{-} + H{+} = Mn{2+} + I2 + H2O =>
2 MnO4{-} + 10 I{-} + 16 H{+} = 2 Mn{2+} + 5 I2 + 8 H2O
RbO2 = Rb + O2 =>
RbO2 = Rb + O2
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