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3 Ag2S + P2S5 = 2 Ag3PS4
C3H6O + H2O2 = C9H18O6 + H2O =>
3 C3H6O + 3 H2O2 = C9H18O6 + 3 H2O
(a)K + H2O = KOH + H2 =>
2(a)K + 2 H2O = 2 KOH + H2
H2O + K(s) = KOH(l) + H2(g) =>
2 H2O + 2 K(s) = 2 KOH(l) + H2(g)
BBr3 + H2O = B2O3 + HBr =>
2 BBr3 + 3 H2O = B2O3 + 6 HBr
HCl(aq) + CaS(aq) = H2S + CaCl2 =>
2 HCl(aq) + CaS(aq) = H2S + CaCl2
C2H5CH + O2 = CO2 + H2O =>
2 C2H5CH + 9 O2 = 6 CO2 + 6 H2O
CuCO3 + H3O{+} = Cu{2+} + CO2 + H2O =>
CuCO3 + 2 H3O{+} = Cu{2+} + CO2 + 3 H2O
NH4Cl + H2CO3 = (NH4)2CO3 + HCl =>
2 NH4Cl + H2CO3 = (NH4)2CO3 + 2 HCl
SnI2 + HNO3 = SnO2 + NO2 + I2 + H2O =>
SnI2 + 4 HNO3 = SnO2 + 4 NO2 + I2 + 2 H2O
Cl2(g) + KI(s) = I(s) + KCl2(s) =>
Cl2(g) + KI(s) = I(s) + KCl2(s)
H2CO3 + Be(OH)2 = Be2(CO3)2 + H2O =>
2 H2CO3 + 2 Be(OH)2 = Be2(CO3)2 + 4 H2O
As4 + HNO3 = H3AsO4 + NO2 + H2O =>
As4 + 20 HNO3 = 4 H3AsO4 + 20 NO2 + 4 H2O
Al(OH)3 + H + H2O = [Al(H2O)6] =>
Al(OH)3 + 3 H + 3 H2O = [Al(H2O)6]
H2SiF6 + NaOH = NaF + SiO4H4 + H2O =>
H2SiF6 + 6 NaOH = 6 NaF + SiO4H4 + 2 H2O
C2H4(OH)2 + H2O = C2H2(OH)4 + H2 =>
C2H4(OH)2 + 2 H2O = C2H2(OH)4 + 2 H2
HCl + Cu(C2H3O2)2 = HC2H3O2 + CuCl2 =>
2 HCl + Cu(C2H3O2)2 = 2 HC2H3O2 + CuCl2
CaO + NaHCO3 = Na2O + Ca(HCO3)2 =>
CaO + 2 NaHCO3 = Na2O + Ca(HCO3)2
Al2(CO3)3 + Na2C2O4 = Al2(C2O4)3 + Na2(CO3) =>
Al2(CO3)3 + 3 Na2C2O4 = Al2(C2O4)3 + 3 Na2(CO3)
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
SO3 + N2 = SO2 + N2O =>
SO3 + N2 = SO2 + N2O
AgNO3 + Ag = Ag2O + N2 =>
2 AgNO3 + 10 Ag = 6 Ag2O + N2
Na2(CO3) + HNO3 = Na(NO3) + H2(CO3) =>
Na2(CO3) + 2 HNO3 = 2 Na(NO3) + H2(CO3)
Li + MgI2 = LiI2 + Mg =>
Li + MgI2 = LiI2 + Mg
Na2CO3 + H3PO4 = Na2HPO4 + H2O + CO2 =>
Na2CO3 + H3PO4 = Na2HPO4 + H2O + CO2
CH3CHO + NaOH = CH3CONa + H2O =>
CH3CHO + NaOH = CH3CONa + H2O
FeCl3 + Be3(PO4)2 = BeCl2 + FePO4 =>
2 FeCl3 + Be3(PO4)2 = 3 BeCl2 + 2 FePO4
CaCl2 + OH = Ca(OH)2 + Cl =>
CaCl2 + 2 OH = Ca(OH)2 + 2 Cl
C5H12(s) + O2(g) = CO2(g) + H2O =>
C5H12(s) + 8 O2(g) = 5 CO2(g) + 6 H2O
Al + H2SO4(aq) = Al2(SO4)3 + H =>
2 Al + 3 H2SO4(aq) = Al2(SO4)3 + 6 H
Br2 + H3PO4 = Br2O + P2O3 + H2O =>
2 Br2 + 2 H3PO4 = 2 Br2O + P2O3 + 3 H2O
Cr2O3 + F2 = Cr + F2O =>
Cr2O3 + 3 F2 = 2 Cr + 3 F2O
KNCS + K2Cr2O7 + HCl = NO + SO2 + CO2 + KCl + H2O + CrCl3 =>
6 KNCS + 11 K2Cr2O7 + 94 HCl = 6 NO + 6 SO2 + 6 CO2 + 28 KCl + 47 H2O + 22 CrCl3
Ca3(PO4)2 + NaCl = CaCl2 + Na3PO4 =>
Ca3(PO4)2 + 6 NaCl = 3 CaCl2 + 2 Na3PO4
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Zn + CoCl2 = ZnCl2 + Co =>
Zn + CoCl2 = ZnCl2 + Co
C3H8(g) + H2O(l) = CO(g) + H2(g) =>
C3H8(g) + 3 H2O(l) = 3 CO(g) + 7 H2(g)
CaH2 + H3PO4 = Ca3(PO4)2 + H2 =>
3 CaH2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2
Pb(C2H3O2)4 + Al2(SO4)3 = Pb2(SO4)4 + Al(C2H3O2)3 =>
6 Pb(C2H3O2)4 + 4 Al2(SO4)3 = 3 Pb2(SO4)4 + 8 Al(C2H3O2)3
Na + N + O = NaNO3 =>
Na + N + 3 O = NaNO3
CNH2N + KMnO4 + H2O = CNH2N(OH)2 + MnO2 + KOH =>
3 CNH2N + 2 KMnO4 + 4 H2O = 3 CNH2N(OH)2 + 2 MnO2 + 2 KOH
H2SO3 + O3 = H2O + SO3 =>
3 H2SO3 + O3 = 3 H2O + 3 SO3
Na2O(aq) + HCl(aq) = NaCl(aq) + H2O(l) =>
Na2O(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l)
Ca(NO3)2 + Li(OH) = Ca(OH)2 + LiNO3 =>
Ca(NO3)2 + 2 Li(OH) = Ca(OH)2 + 2 LiNO3
AI + H2SO4 = H2 + AI(SO4)3 =>
AI + 3 H2SO4 = 3 H2 + AI(SO4)3
V + Cl = VCl4 =>
V + 4 Cl = VCl4
Ba + O3 = Ba3O =>
9 Ba + O3 = 3 Ba3O
Ni(s) + F2(g) = NiF2(s) =>
Ni(s) + F2(g) = NiF2(s)
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
SO2(g) + H2O = H2SO3(g) =>
SO2(g) + H2O = H2SO3(g)
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