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Ca(HCO3)2 + 2 NaOH = CaCO3 + Na2CO3 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
NO3{-} + SO2 = SO4{2-} + NO2 =>
2 NO3{-} + SO2 = SO4{2-} + 2 NO2
ZnSO4 + LiNO3 = Zn(NO3)2 + Li2SO4 =>
ZnSO4 + 2 LiNO3 = Zn(NO3)2 + Li2SO4
FeO + Si = FeSiO =>
FeO + Si = FeSiO
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
Fe(OH)3 + H{+} = Fe{+3} + H2O =>
Fe(OH)3 + 3 H{+} = Fe{+3} + 3 H2O
NaI(aq) + BaS(aq) = BaI + NaS =>
NaI(aq) + BaS(aq) = BaI + NaS
HCN + Ba(OH)2 = H2O + Ba(CN)2 =>
2 HCN + Ba(OH)2 = 2 H2O + Ba(CN)2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
NaI(aq) + BaS(aq) = BaI + NaS =>
NaI(aq) + BaS(aq) = BaI + NaS
Ca(NO3)2 + HSO4 = Ca(SO4)2 + HNO3 =>
Ca(NO3)2 + 2 HSO4 = Ca(SO4)2 + 2 HNO3
CuOH2 = CuH2O =>
CuOH2 = CuH2O
AgNO3 + CaF2 = AgF + Ca(NO3)2 =>
2 AgNO3 + CaF2 = 2 AgF + Ca(NO3)2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe + HI = FeI2 + H2 =>
Fe + 2 HI = FeI2 + H2
MgCl2 + K3Po4 = Mg3(Po4)2 + KCl =>
3 MgCl2 + 2 K3Po4 = Mg3(Po4)2 + 6 KCl
CaCl2 + Ag2(SO4) = CaSO4 + AgCl =>
CaCl2 + Ag2(SO4) = CaSO4 + 2 AgCl
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + Mn(OH)2 + C3H6O + H2O =>
5 CH3CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 Mn(OH)2 + 5 C3H6O + 4 H2O
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
NaOH + C20H14O4 = Na + CO2 + H2O =>
86 NaOH + C20H14O4 = 86 Na + 20 CO2 + 50 H2O
Al2 + Cr2O3 = Al2O3 + Cr3 =>
3 Al2 + 3 Cr2O3 = 3 Al2O3 + 2 Cr3
Li2O + H2O = Li(OH) =>
Li2O + H2O = 2 Li(OH)
Al2O3 + NaOH + H2O = AlNa(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 AlNa(OH)4
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Fe(OH) + HSO4 = FeSO4 + H2O =>
Fe(OH) + HSO4 = FeSO4 + H2O
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Rb + Cl2 = RbCl =>
2 Rb + Cl2 = 2 RbCl
NaClCu(NO3)2 = Na(NO3)2CuCl =>
NaClCu(NO3)2 = Na(NO3)2CuCl
NaCl{-} + Br2 = NaBr{-} + Cl2 =>
2 NaCl{-} + Br2 = 2 NaBr{-} + Cl2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CaCrO4 + NH4I = (NH4)2CrO4 + CaI2 =>
CaCrO4 + 2 NH4I = (NH4)2CrO4 + CaI2
NO2 + Al = Al2O3 + N2 =>
6 NO2 + 8 Al = 4 Al2O3 + 3 N2
LiBr + Co(SO3)2 = Li(SO3) + CoBr2 =>
2 LiBr + Co(SO3)2 = 2 Li(SO3) + CoBr2
Ba(OH)2 + KOH = K2[Ba(OH)4] =>
Ba(OH)2 + 2 KOH = K2[Ba(OH)4]
Cl{-} + Ag2O + H2O = Ag + Cl2 + OH{-} =>
2 Cl{-} + Ag2O + H2O = 2 Ag + Cl2 + 2 OH{-}
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
NaCl + KCl + AgNO3 = AgCl + NaK + NO3 =>
NaCl + KCl + 2 AgNO3 = 2 AgCl + NaK + 2 NO3
KF + Br2 = KBr + F2 =>
2 KF + Br2 = 2 KBr + F2
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
PtCl4(s) = Pt(s) + Cl2(g) =>
PtCl4(s) = Pt(s) + 2 Cl2(g)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ag + HNO3 + H2SO4 = Ag2SO4 + NO2 + H2O =>
2 Ag + 2 HNO3 + H2SO4 = Ag2SO4 + 2 NO2 + 2 H2O
LiBr + Cl2 = LiCl + Br2 =>
2 LiBr + Cl2 = 2 LiCl + Br2
K2Cr2O7 + Sn + H2SO4 = SnSO4 + Cr2(SO4)3 + H2O + K =>
K2Cr2O7 + 4 Sn + 7 H2SO4 = 4 SnSO4 + Cr2(SO4)3 + 7 H2O + 2 K
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
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