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SiF5 + 2 NaF = Na2SiF7
H2O + SiO2 = SiO2H2O =>
H2O + SiO2 = SiO2H2O
Fe(HCO3)2 + NH4OH = Fe(OH)2 + NH4HCO3 =>
Fe(HCO3)2 + 2 NH4OH = Fe(OH)2 + 2 NH4HCO3
Co2S3 + HClO3 = Co(ClO3)3 + ClO + SO2 + H2O =>
Co2S3 + 12 HClO3 = 2 Co(ClO3)3 + 6 ClO + 3 SO2 + 6 H2O
SiCl4 + NH3 = SiCl3 + HCl + N2 =>
6 SiCl4 + 2 NH3 = 6 SiCl3 + 6 HCl + N2
Pb(NO3)2 + Zn = Pb + ZnNO3 =>
Pb(NO3)2 + 2 Zn = Pb + 2 ZnNO3
H2S + FeCl3 = Fe2S3 + HCl =>
3 H2S + 2 FeCl3 = Fe2S3 + 6 HCl
NaOH(aq) + Fe(NO3)3(aq) = NaNO3(aq) + Fe(OH)3 =>
3 NaOH(aq) + Fe(NO3)3(aq) = 3 NaNO3(aq) + Fe(OH)3
NaOHNa2SO4 = Na(SO4)Na2(OH) =>
NaOHNa2SO4 = Na(SO4)Na2(OH)
H2S + O2 = S2O + H2 =>
4 H2S + O2 = 2 S2O + 4 H2
CaCl2 + KNO3 = Ca(NO3)2 + KCl =>
CaCl2 + 2 KNO3 = Ca(NO3)2 + 2 KCl
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
Mg(NO3)2 + Ca3(PO4)2 = Ca(NO3)2 + Mg3(PO4)2 =>
3 Mg(NO3)2 + Ca3(PO4)2 = 3 Ca(NO3)2 + Mg3(PO4)2
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Ba(No3)2 + K2CrO3 = BaCrO3 + K2(No3)2 =>
Ba(No3)2 + K2CrO3 = BaCrO3 + K2(No3)2
CuBr2 + Ba(OH)2*8H2O = Ba2[Cu(OH)6] + Br2 + Ba + H2O =>
CuBr2 + 3 Ba(OH)2*8H2O = Ba2[Cu(OH)6] + Br2 + Ba + 24 H2O
CaCl2*2H2O + K2Co3(aq) = KCl(aq) + CaCo3 + H2O =>
CaCl2*2H2O + K2Co3(aq) = 2 KCl(aq) + CaCo3 + 2 H2O
Cr2(SO4)3 + KOH + Cl2 = KCrO4 + KCl + H2O + K2SO4 =>
Cr2(SO4)3 + 16 KOH + 4 Cl2 = 2 KCrO4 + 8 KCl + 8 H2O + 3 K2SO4
Cu(s) + HCl(g) = CuCl2(g) + H2(g) =>
Cu(s) + 2 HCl(g) = CuCl2(g) + H2(g)
Ca3(PO4)2 + H2SO4 = CaHPO4 + CaSO4 =>
Ca3(PO4)2 + H2SO4 = 2 CaHPO4 + CaSO4
Au + HCl = AuCl4 + H =>
Au + 4 HCl = AuCl4 + 4 H
CH3Cl + Cl2 = CH2Cl2 + HCl =>
CH3Cl + Cl2 = CH2Cl2 + HCl
KBr + MnBr + H2O + Br2 = KMnO4 + HBr =>
KBr + MnBr + 4 H2O + 3 Br2 = KMnO4 + 8 HBr
CaCl2 + Hg(ClO3)2 = HgCl2 + Ca(ClO3)2 =>
CaCl2 + Hg(ClO3)2 = HgCl2 + Ca(ClO3)2
MnSO4H2O + H2C2O4 + H2O = MnC2O4*3H2O + H2SO4 =>
MnSO4H2O + H2C2O4 + 2 H2O = MnC2O4*3H2O + H2SO4
HClH2CO3 = H2ClHCO3 =>
HClH2CO3 = H2ClHCO3
C3H7OH + NaCr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + HC3H5O2 + H2O =>
7 C3H7OH + 4 NaCr2O7 + 14 H2SO4 = 4 Cr2(SO4)3 + 2 Na2SO4 + 7 HC3H5O2 + 21 H2O
Pt + CH3COOH = Pt(CH3COO) + H2 =>
2 Pt + 2 CH3COOH = 2 Pt(CH3COO) + H2
Sb2S3 + OH{-} = SbS3{3-} + SbO3{3-} + H2O =>
Sb2S3 + 6 OH{-} = SbS3{3-} + SbO3{3-} + 3 H2O
Fe{2} + CrO4{2-} + H{+} = Fe{3} + Cr{3} + H2O =>
3 Fe{2} + CrO4{2-} + 8 H{+} = 3 Fe{3} + Cr{3} + 4 H2O
KCrO2 + H2O2 + KOH = K2CrO3 + H2O =>
2 KCrO2 + H2O2 + 2 KOH = 2 K2CrO3 + 2 H2O
Ag2S = Ag + S =>
Ag2S = 2 Ag + S
HCO(CO2H)(CH2CO2H)2 + Na2CO3 = HOC(CO2Na)(CH2CO2Na)2 + CO2 + H2O =>
2 HCO(CO2H)(CH2CO2H)2 + 3 Na2CO3 = 2 HOC(CO2Na)(CH2CO2Na)2 + 3 CO2 + 3 H2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
C9H8O4 + NaHCO3 = NaC9H7O4 + CO2 + H2O =>
C9H8O4 + NaHCO3 = NaC9H7O4 + CO2 + H2O
HgCl2 + SnCl2 = HgCl + SnCl4 =>
2 HgCl2 + SnCl2 = 2 HgCl + SnCl4
C5H10O + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
2 C5H10O + 16 Cu(OH)2 = 5 CH3COOH + 8 Cu2O + 16 H2O
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
KOH + HC2H3O2 = H2O + KC2H3O2 =>
KOH + HC2H3O2 = H2O + KC2H3O2
PCl5 + Al2O3 = AlCl3 + P2O5 =>
6 PCl5 + 5 Al2O3 = 10 AlCl3 + 3 P2O5
NaHS + Cl2 + HOH = NaCl + HCl + H2SO4 =>
NaHS + 4 Cl2 + 4 HOH = NaCl + 7 HCl + H2SO4
BaO + NaCl = BaCl2 + Na2O =>
BaO + 2 NaCl = BaCl2 + Na2O
BaCl + NH4SO3 = BaSO3 + NH4Cl =>
BaCl + NH4SO3 = BaSO3 + NH4Cl
Na2Cr2O7 + H2O + H2S = S + Cr(OH)3 + NaOH =>
Na2Cr2O7 + H2O + 3 H2S = 3 S + 2 Cr(OH)3 + 2 NaOH
K2[Cr(OH)6] + PbO2 + KOH = K2[Pb(OH)4] + K2CrO4 + H2O =>
K2[Cr(OH)6] + PbO2 + 2 KOH = K2[Pb(OH)4] + K2CrO4 + 2 H2O
A1C1 = A12C12 =>
12 A1C1 = A12C12
CaC7H6O4 + KClO4 = CaO + KCl + H2O + CO2 =>
2 CaC7H6O4 + 7 KClO4 = 2 CaO + 7 KCl + 6 H2O + 14 CO2
Cu + H2SO4 + O2(g) = CuSO4 + H2O =>
2 Cu + 2 H2SO4 + O2(g) = 2 CuSO4 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
BaO + NaCl = BaCl2 + Na2O =>
BaO + 2 NaCl = BaCl2 + Na2O
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