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CH3CCH + 2 HBr = CH3CBr2CH3
NaCH3COO + H2SO4 = HCH3COO + Na2SO4 =>
2 NaCH3COO + H2SO4 = 2 HCH3COO + Na2SO4
C15H31COOH + CaCl2 = (C15H31COO)2Ca + HCl =>
2 C15H31COOH + CaCl2 = (C15H31COO)2Ca + 2 HCl
CuCl + FeCl3 = CuCl2 + FeCl2 =>
CuCl + FeCl3 = CuCl2 + FeCl2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C6H5NH2 + HCl = C6H8ClN =>
C6H5NH2 + HCl = C6H8ClN
H2 + Se + Ca(OH)2 = CaSe + H2O =>
H2 + Se + Ca(OH)2 = CaSe + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cr2O3 + NO2 + Na2CO3 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 6 NO2 + 5 Na2CO3 = 2 Na2CrO4 + 6 NaNO2 + 5 CO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CaCl2 + CH2Na2O4 = CaCO3 + NaCl + H2O =>
CaCl2 + CH2Na2O4 = CaCO3 + 2 NaCl + H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
NaOH + HgS = Na2HgS2 + Na2HgO2 + H2O =>
4 NaOH + 2 HgS = Na2HgS2 + Na2HgO2 + 2 H2O
C12H22O11 + NH4OH + CH3OH = C10H15N + H2O =>
C12H22O11 + 3 NH4OH + 18 CH3OH = 3 C10H15N + 32 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
C4H8 + H2O = C2H6 + CO2 =>
7 C4H8 + 8 H2O = 12 C2H6 + 4 CO2
S + BaCl2 = SCl2 + Ba =>
S + BaCl2 = SCl2 + Ba
Na2O + CO3 = Na2CO4 =>
Na2O + CO3 = Na2CO4
HClO4 + Ca(OH)2 = Ca(OH)ClO4 + H2O =>
HClO4 + Ca(OH)2 = Ca(OH)ClO4 + H2O
CO2(g) + H20(l) = C2H4(g) + O2(g) =>
10 CO2(g) + H20(l) = 5 C2H4(g) + 10 O2(g)
Ag{+} + AsO4{3-} = Ag3AsO4 =>
3 Ag{+} + AsO4{3-} = Ag3AsO4
H2MnO4 + Li2O = Li2MnO4 + H2O =>
H2MnO4 + Li2O = Li2MnO4 + H2O
MgI2 + Cl2 = MgCl + I =>
2 MgI2 + Cl2 = 2 MgCl + 4 I
FeBr2 + Na2CO3 = NaBr + FeCO3 =>
FeBr2 + Na2CO3 = 2 NaBr + FeCO3
KCl + AgI = KI + AgCl =>
KCl + AgI = KI + AgCl
CuCl4 + Zn = Cu + ZnCl2 =>
CuCl4 + 2 Zn = Cu + 2 ZnCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HAuCl4 + NaOH = Au(OH)3 + NaCl + H2O =>
HAuCl4 + 4 NaOH = Au(OH)3 + 4 NaCl + H2O
BaCl2 + S = BaS + Cl2 =>
BaCl2 + S = BaS + Cl2
MgCl2Na(OH) = Mg(OH)Cl2Na =>
MgCl2Na(OH) = Mg(OH)Cl2Na
KMnO4 + H2C2O4 + HCl = MnCl + CO2 + KCl + H2O =>
KMnO4 + 3 H2C2O4 + 2 HCl = MnCl + 6 CO2 + KCl + 4 H2O
HPO + Zn + HS = H2O + PH3 + ZnS =>
HPO + 4 Zn + 4 HS = H2O + PH3 + 4 ZnS
KNO3 + Ca(NO3)2 = K(NO3)2 + CaNO3 =>
KNO3 + Ca(NO3)2 = K(NO3)2 + CaNO3
Sr + O2 = SrO2 =>
Sr + O2 = SrO2
Cu(SO4) + OH(NO3) = OH(SO4) + Cu(NO3) =>
Cu(SO4) + OH(NO3) = OH(SO4) + Cu(NO3)
KI + Cl2 = KCl2 + I = =>
KI + Cl2 = KCl2 + I
CuCl2 + Na2SO3 + H2O = CuCl + NaCl + H2SO4 =>
2 CuCl2 + Na2SO3 + H2O = 2 CuCl + 2 NaCl + H2SO4
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4
CaCO3HCl = HCO3CaCl =>
CaCO3HCl = HCO3CaCl
CuI + H2O = CuO + H2I =>
CuI + H2O = CuO + H2I
AlJ3 + Rb3PO4 = AlPO4 + RbJ =>
AlJ3 + Rb3PO4 = AlPO4 + 3 RbJ
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
MgCl2 + NH3 + H2O = Mg(OH)2 + NH4{+} + Cl{-} =>
MgCl2 + 2 NH3 + 2 H2O = Mg(OH)2 + 2 NH4{+} + 2 Cl{-}
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
Na2O + HCOOH = NaCOOH + H2O =>
Na2O + 2 HCOOH = 2 NaCOOH + H2O
KHSO4 + NaOH = KOH + NaHSO4 =>
KHSO4 + NaOH = KOH + NaHSO4
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