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MnCl2 + (NH4)2CO3 = MnCO3 + 2 NH4Cl
Zn(CO3) = ZnO + CO2Zn(CO3) = ZnO + CO2 =>
2 Zn(CO3) = ZnO + CO2Zn(CO3)
(NH4)Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
4(NH4)Cr2O7 = 4 NH3 + 2 H2O + 4 Cr2O3 + 7 O2
K2CrO4 + HNO3 = KNO3 + H2CrO4 =>
K2CrO4 + 2 HNO3 = 2 KNO3 + H2CrO4
OH{-} + Cr(OH)3 + Br2 = CrO42{-} + Br{-} + H2O =>
81 OH{-} + Cr(OH)3 + 40 Br2 = CrO42{-} + 80 Br{-} + 42 H2O
H2 + P = PH3 =>
3 H2 + 2 P = 2 PH3
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Mg(OH)2HNO2 = MgNO3H2OH =>
Mg(OH)2HNO2 = MgNO3H2OH
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
methane + chlorine = chloroform + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
O2 + S2 = OS3 =>
O2 + 3 S2 = 2 OS3
Na2O + Al2O3 + SiO2 = NaAlSi3O8 =>
Na2O + Al2O3 + 6 SiO2 = 2 NaAlSi3O8
C10H8O4 + CH3OH = C10H10O4 + C2H6O2 =>
C10H8O4 + 2 CH3OH = C10H10O4 + C2H6O2
ZnAgNO32 = AgZnNO32 =>
ZnAgNO32 = AgZnNO32
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
CaO + HOH = Ca(OH)2 =>
CaO + HOH = Ca(OH)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
Ag2CrO4 + HNO3 = Ag2HNO3 + CrO4 =>
Ag2CrO4 + HNO3 = Ag2HNO3 + CrO4
Ca3(PO4)2 + F2 = CaF2 + PF5 + O2 =>
Ca3(PO4)2 + 8 F2 = 3 CaF2 + 2 PF5 + 4 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr2K2O7 + KOH = K2CrO4 + H2O =>
Cr2K2O7 + 2 KOH = 2 K2CrO4 + H2O
NH4OH(s) + HCl(aq) = NH4Cl + H2O =>
NH4OH(s) + HCl(aq) = NH4Cl + H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H3O{+} + HPO4{2-} = H2PO4{-} + H2O =>
H3O{+} + HPO4{2-} = H2PO4{-} + H2O
Cu(NO3)2KHS = CuSKNO3HNO3 =>
Cu(NO3)2KHS = CuSKNO3HNO3
K2CrO4 + K2S + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
8 K2CrO4 + 3 K2S + 20 H2SO4 = 4 Cr2(SO4)3 + 11 K2SO4 + 20 H2O
Br2 + Ca(OH)2 = CaBr2 + Ca(BrO3)2 + H2O =>
6 Br2 + 6 Ca(OH)2 = 5 CaBr2 + Ca(BrO3)2 + 6 H2O
CH3CO2H + O2 = CO2 + H2O =>
CH3CO2H + 2 O2 = 2 CO2 + 2 H2O
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Mg + NaCl = MgCl2 + Na =>
Mg + 2 NaCl = MgCl2 + 2 Na
AgOH = Ag2OH2O =>
2 AgOH = Ag2OH2O
AgNO3 + NaBr = NaNO3 + AgBr =>
AgNO3 + NaBr = NaNO3 + AgBr
Cl{-} + NO3 = ClO{-} + NO =>
2 Cl{-} + NO3 = 2 ClO{-} + NO
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
CH3COONa = CH3COO{-} + Na{+} =>
CH3COONa = CH3COO{-} + Na{+}
H2SO4 + KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2 =>
H2SO4 + 2 KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2
CH3COONa + HBr = NaBr + CH3COOH =>
CH3COONa + HBr = NaBr + CH3COOH
NO2 + H2S = N2O + H2O + S =>
2 NO2 + 3 H2S = N2O + 3 H2O + 3 S
SnCl2 + Fe2(SO4)3 = Sn2(SO4)2 + FeCl3 =>
6 SnCl2 + 2 Fe2(SO4)3 = 3 Sn2(SO4)2 + 4 FeCl3
KCl + Ca(NO3)2 = KNO3 + CaCl2 =>
2 KCl + Ca(NO3)2 = 2 KNO3 + CaCl2
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
Cr2O3 + NaNo3 + Na2CO3 = Na2CrO4 + NaNo2 + CO2 =>
Cr2O3 + 12 NaNo3 + 5 Na2CO3 = 2 Na2CrO4 + 18 NaNo2 + 5 CO2
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