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2 C4H8O2 + 2 Na = 2 C4H7O2Na + H2
BCl3 + K2SO4 = KCl + B2(SO4)3 =>
2 BCl3 + 3 K2SO4 = 6 KCl + B2(SO4)3
CrCl3*6H2O + NH3 = Cr(NH3)Cl3 + H2O =>
CrCl3*6H2O + NH3 = Cr(NH3)Cl3 + 6 H2O
KHCO3 + SO2 = KHSO3 + CO2 =>
KHCO3 + SO2 = KHSO3 + CO2
Fe + NaNO3 + NaHSO4 = Fe(NO3)3 + Na2SO4 + NO2 + H2O =>
Fe + 6 NaNO3 + 6 NaHSO4 = Fe(NO3)3 + 6 Na2SO4 + 3 NO2 + 3 H2O
C7H7NO2 + H2CrO4 = C7H5NO4 + Cr + H2O =>
C7H7NO2 + H2CrO4 = C7H5NO4 + Cr + 2 H2O
Ca(OH)2 + NaOH = CaNa + (OH)2 =>
2 Ca(OH)2 + 2 NaOH = 2 CaNa + 3(OH)2
HCOOH + CaCO3 = Ca(COOH)2 + H2 + CO3 =>
2 HCOOH + CaCO3 = Ca(COOH)2 + H2 + CO3
Ca(s) + HCl(aq) = CaCl(s) + H2(g) =>
2 Ca(s) + 2 HCl(aq) = 2 CaCl(s) + H2(g)
C15H16O2 + O2 = CO2 + H2O =>
C15H16O2 + 18 O2 = 15 CO2 + 8 H2O
C17H18F3NO + O2 = CO2 + H2O + NO2 + OF2 =>
4 C17H18F3NO + 91 O2 = 68 CO2 + 36 H2O + 4 NO2 + 6 OF2
MnO2 + SnSO4 + H2SO4 = MnSO4 + Sn(SO4)2 + H2O =>
MnO2 + SnSO4 + 2 H2SO4 = MnSO4 + Sn(SO4)2 + 2 H2O
HBr + Na2SO3 = HSO3 + Na2Br =>
HBr + Na2SO3 = HSO3 + Na2Br
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
FeS + HNO3 + HCl = FeCl3 + H2SO4 + NO2 + H2O =>
FeS + 9 HNO3 + 3 HCl = FeCl3 + H2SO4 + 9 NO2 + 5 H2O
NaOH(aq) + HI(aq) = NaI(aq) + H2O(l) =>
NaOH(aq) + HI(aq) = NaI(aq) + H2O(l)
Ag2O + NH4OH + NH4NO3 = AgN3H6O3 + H2O =>
Ag2O + 2 NH4OH + 2 NH4NO3 = 2 AgN3H6O3 + 3 H2O
sodiumsulfate + calciumchloride = calciumsulfate + sodiumchloride =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
HCOOC3 + H2O = HCOOH + C3H7OH =>
12 HCOOC3 + 47 H2O = 33 HCOOH + 5 C3H7OH
C + H + O2 = C8H18O =>
16 C + 36 H + O2 = 2 C8H18O
KCl3 + MnSO4 + KOH = KCl + K2MnO4 + K2SO4 + H2O =>
2 KCl3 + MnSO4 + 8 KOH = 6 KCl + K2MnO4 + K2SO4 + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ca(CO3)2 = CaC2 + O2 =>
Ca(CO3)2 = CaC2 + 3 O2
MgCl2 + Nh4OH = Mg(OH)2 + Nh4Cl =>
MgCl2 + 2 Nh4OH = Mg(OH)2 + 2 Nh4Cl
N2 + H2SO4 = NSO4 + H2 =>
N2 + 2 H2SO4 = 2 NSO4 + 2 H2
Ba(OH)2 + Cl2O3 = Ba(ClO2)2 + H2O =>
Ba(OH)2 + Cl2O3 = Ba(ClO2)2 + H2O
BaSO4 + KCI = KSO4 + BaCI =>
BaSO4 + KCI = KSO4 + BaCI
H2S + NaSO4 = Na2S + HSO4 =>
H2S + 2 NaSO4 = Na2S + 2 HSO4
(c)Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq)H3BO3 =>
(c)Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 3 H3BO3(s) + Na2SO4(aq)H3BO3
Cl2 + Ba(OH)2 = Ba(ClO)2 + BaCl2 + H2O =>
2 Cl2 + 2 Ba(OH)2 = Ba(ClO)2 + BaCl2 + 2 H2O
MgO + Cr2O3 = MgCr2O4 =>
MgO + Cr2O3 = MgCr2O4
KHS + H2O = K2O + H2S =>
2 KHS + H2O = K2O + 2 H2S
LiCO3 = LiO + CO2 =>
LiCO3 = LiO + CO2
H2O + C18H32O16 = C2H5OH + CO2 =>
2 H2O + C18H32O16 = 6 C2H5OH + 6 CO2
Mg(OH3)2 + NaOH = Na(OH3)2 + MgOH =>
Mg(OH3)2 + NaOH = Na(OH3)2 + MgOH
HClO3 + Na2CO3 = NaClO3 + H2O + CO2 =>
2 HClO3 + Na2CO3 = 2 NaClO3 + H2O + CO2
Ca{+2} + Mg(NO3)2 = Ca(NO3)2 + Mg{+2} =>
Ca{+2} + Mg(NO3)2 = Ca(NO3)2 + Mg{+2}
HF(aq) + NH3(aq) = NH4F(aq) =>
HF(aq) + NH3(aq) = NH4F(aq)
N2O5(g) + H2O(l) = HNO3(aq) =>
N2O5(g) + H2O(l) = 2 HNO3(aq)
LiBr + H2O = LiBrH2O =>
LiBr + H2O = LiBrH2O
Cu(OH)2 + Na2O = NaOH + CuO =>
Cu(OH)2 + Na2O = 2 NaOH + CuO
AI + HCI = AICI + H2 =>
2 AI + 2 HCI = 2 AICI + H2
Cr{2\+} + OH{-} = Cr(OH)2 =>
Cr{2\+} + 2 OH{-} = Cr(OH)2
Fe + SnBr2 = Sn + FeBr3 =>
2 Fe + 3 SnBr2 = 3 Sn + 2 FeBr3
Ag2(CrO)4 + NaCl = Na2(CrO)4 + AgCl =>
Ag2(CrO)4 + 2 NaCl = Na2(CrO)4 + 2 AgCl
HOOC{-}CHOH{-}CHOH{-}COOH + NaOH = NaOOC{-}CHOH{-}CHOH{-}COONa + H2O =>
HOOC{-}CHOH{-}CHOH{-}COOH + NaOH = NaOOC{-}CHOH{-}CHOH{-}COONa + H2O
Zn + MnO4{-} + OH{-} = ZnO2{-2} + MnO2 + H2O =>
3 Zn + 2 MnO4{-} + 4 OH{-} = 3 ZnO2{-2} + 2 MnO2 + 2 H2O
Al + Fe2O2 = O2 + Fe2Al =>
Al + Fe2O2 = O2 + Fe2Al
AI + HCI = AICI + H2 =>
2 AI + 2 HCI = 2 AICI + H2
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