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H2CrO4 + Ca(OH)2 = Ca(CrO4) + 2 H2O
FeBr2 + (NH4)2S = FeS + NH4Br =>
FeBr2 + (NH4)2S = FeS + 2 NH4Br
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + MnS4 + H2O =>
2 KMnO4 + 31 Na2SO3 + 9 H2SO4 = K2SO4 + 31 Na2SO4 + 2 MnS4 + 9 H2O
Na2SO4(aq) + CaBr2(aq) = NaBr + CaSO4 =>
Na2SO4(aq) + CaBr2(aq) = 2 NaBr + CaSO4
LiAlH4 + (CH3)3COH = LiAl[OC(CH3)3]3H + H2 =>
LiAlH4 + 3(CH3)3COH = LiAl[OC(CH3)3]3H + 3 H2
Cr2O3 + Na2CO2 + KNO3 = Na2CrO4 + CO4 + KNO2 =>
Cr2O3 + 2 Na2CO2 + 9 KNO3 = 2 Na2CrO4 + 2 CO4 + 9 KNO2
Cu(NO3)2 + F2 + KF = K3[CuF6] + KNO3 =>
2 Cu(NO3)2 + F2 + 10 KF = 2 K3[CuF6] + 4 KNO3
Mg + Cl + H(NO)3 = HCl + Mg(NO)3 =>
Mg + Cl + H(NO)3 = HCl + Mg(NO)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2MoO4 + H2SO4 + KI = Na2SO4 + H2O + Mo2(SO4)3 + K2SO4 + I2 =>
2 Na2MoO4 + 8 H2SO4 + 6 KI = 2 Na2SO4 + 8 H2O + Mo2(SO4)3 + 3 K2SO4 + 3 I2
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Cu(CO3)*Cu(OH)2 = CuO + H2O + CO2 =>
Cu(CO3)*Cu(OH)2 = 2 CuO + H2O + CO2
(Mg) + (Cl2) = (MgCl2) =>
(Mg) + (Cl2) = (MgCl2)
H2(g) + C12(g) = HC1(aq) =>
6 H2(g) + C12(g) = 12 HC1(aq)
HCl + Na2CO3 = NaCl + H2CO3 = NaCl + CO2 + H2O =>
2 HCl + Na2CO3 = 2 NaCl + H2CO3
CaO + Ba(OH)2 = Ca(OH)2 + BaO =>
CaO + Ba(OH)2 = Ca(OH)2 + BaO
Pb(NO3)2 + FI3 = PbI2 + F(NO3)3 =>
3 Pb(NO3)2 + 2 FI3 = 3 PbI2 + 2 F(NO3)3
KSCN + KMnO4 + HNO3 = MnSO4 + CO2 + N2 + K2SO4 + H2O =>
30 KSCN + 10 KMnO4 + 56 HNO3 = 10 MnSO4 + 30 CO2 + 43 N2 + 20 K2SO4 + 28 H2O
S8 + Cl = SCl =>
S8 + 8 Cl = 8 SCl
SiO2 + FO2 = SiF4 + O2 =>
SiO2 + 4 FO2 = SiF4 + 5 O2
Na3PO3 + K2CO3 = K3PO3 + Na2 + CO3 =>
2 Na3PO3 + 3 K2CO3 = 2 K3PO3 + 3 Na2 + 3 CO3
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
BaO2 + Cr2(SO4)3 + NaOH = BaO + Na2CrO4 + Na2SO4 + H2O =>
3 BaO2 + Cr2(SO4)3 + 10 NaOH = 3 BaO + 2 Na2CrO4 + 3 Na2SO4 + 5 H2O
H2PbO = PbH2O =>
H2PbO = PbH2O
Mg + H2O = Mg(OH)2H2 =>
Mg + 2 H2O = Mg(OH)2H2
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
H{+} + S2O3{2-} + MnO4{-} = Mn{2+} + SO4{2-} + H2O =>
14 H{+} + 5 S2O3{2-} + 8 MnO4{-} = 8 Mn{2+} + 10 SO4{2-} + 7 H2O
CH2 + H2O = CO2 + H2 =>
CH2 + 2 H2O = CO2 + 3 H2
Zn + HCl(aq) = ZnCl2 + H2(g) =>
Zn + 2 HCl(aq) = ZnCl2 + H2(g)
CoCl2 + Cs3PO4 = CoPO4 + Cs3Cl2 =>
CoCl2 + Cs3PO4 = CoPO4 + Cs3Cl2
NH3 + K = KNH + H2 =>
NH3 + K = KNH + H2
V{5+} + SO2 + H2O = V{4+} + H{+} + SO4{2-} =>
2 V{5+} + SO2 + 2 H2O = 2 V{4+} + 4 H{+} + SO4{2-}
K2S + Cr(ClO4)3 = Cr2S3 + KClO4 =>
3 K2S + 2 Cr(ClO4)3 = Cr2S3 + 6 KClO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Li3P = Li2 + P =>
2 Li3P = 3 Li2 + 2 P
Cu + MgF2 = CuF + Mg =>
2 Cu + MgF2 = 2 CuF + Mg
S{-} + H3O{+} = H2S + S + H2O =>
2 S{-} + 2 H3O{+} = H2S + S + 2 H2O
Ti2O3 + H2 = Ti + H2O =>
Ti2O3 + 3 H2 = 2 Ti + 3 H2O
C5H11CHO + O2 = CO2 + H2O =>
2 C5H11CHO + 17 O2 = 12 CO2 + 12 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
NO3{-} + CH3CH2OH + H{+} = N2 + CO2 + H2O =>
12 NO3{-} + 5 CH3CH2OH + 12 H{+} = 6 N2 + 10 CO2 + 21 H2O
Ca2SiO4 + AlBO3 = Al4(SiO4)3 + Ca3(BO3)2 =>
3 Ca2SiO4 + 4 AlBO3 = Al4(SiO4)3 + 2 Ca3(BO3)2
CaCl2 + Na3(PO4) = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3(PO4) = Ca3(PO4)2 + 6 NaCl
K2Cr2O7 + FeCl2 + HCl = H2O + KCl + CrCl + FeCl3 =>
K2Cr2O7 + 10 FeCl2 + 14 HCl = 7 H2O + 2 KCl + 2 CrCl + 10 FeCl3
C6H10 + Br2 = C6H10Br16 =>
C6H10 + 8 Br2 = C6H10Br16
Al + Cu(SO4)2 = Cu2 + Al2(SO4)3 =>
8 Al + 6 Cu(SO4)2 = 3 Cu2 + 4 Al2(SO4)3
Al(s) + HCl = AlCl3 + H2(g) =>
2 Al(s) + 6 HCl = 2 AlCl3 + 3 H2(g)
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