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K2Cr2O7 + 3 MgI2 + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 3 MgSO4 + K2SO4 + 7 H2O
NaN3 + O2 = Na + N2O =>
4 NaN3 + 3 O2 = 4 Na + 6 N2O
Y2O3 + NaOH = NaYO3 + NaY + H2O =>
3 Y2O3 + 6 NaOH = 4 NaYO3 + 2 NaY + 3 H2O
C2H5OH + K = C2H5OK + H2 =>
2 C2H5OH + 2 K = 2 C2H5OK + H2
CH3(CH3(CH2)4) + O2 = CO2 + H2O =>
2 CH3(CH3(CH2)4) + 19 O2 = 12 CO2 + 14 H2O
Li(s) + MgCO3(aq) = Li2CO3(aq) + Mg(s) =>
2 Li(s) + MgCO3(aq) = Li2CO3(aq) + Mg(s)
NH3(aq) + H2SO4(aq) = H2(g) + (NH3)2SO4(aq) =>
2 NH3(aq) + H2SO4(aq) = H2(g) + (NH3)2SO4(aq)
FeO + MnO4 = Fe2O3 + MnO =>
6 FeO + MnO4 = 3 Fe2O3 + MnO
HBr + Ca(OH)2 = CaBr + H3O2 =>
HBr + Ca(OH)2 = CaBr + H3O2
V(OH)3 + Mn2O7 = V(MnO4)3 + H2O =>
2 V(OH)3 + 3 Mn2O7 = 2 V(MnO4)3 + 3 H2O
In2S3 = In + S =>
In2S3 = 2 In + 3 S
P2O5 + C = P4 + CO =>
2 P2O5 + 10 C = P4 + 10 CO
LiBr + CaS = Li2S + CaBr2 =>
2 LiBr + CaS = Li2S + CaBr2
Al(s) + H2O(g) = Al2O3(s) + H2(g) =>
2 Al(s) + 3 H2O(g) = Al2O3(s) + 3 H2(g)
NH3(aq) + CuSO4(aq) = Cu(NH3)4{2+}(aq) + SO4{2-}(aq) =>
4 NH3(aq) + CuSO4(aq) = Cu(NH3)4{2+}(aq) + SO4{2-}(aq)
CaCO3 + HC2H5CO2 = CaC2H5CO2 + H2O + CO2 =>
14 CaCO3 + 15 HC2H5CO2 = 14 CaC2H5CO2 + 10 H2O + 17 CO2
Mg(NO3)2 + Na(OH) = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 Na(OH) = Mg(OH)2 + 2 Na(NO3)
H + As = HAs =>
H + As = HAs
BaCl2 + CuSO4 = Ba(SO4)2 + CuCl =>
BaCl2 + 2 CuSO4 = Ba(SO4)2 + 2 CuCl
HOCH2COOH + Na2CO3 = HOCH2COONa + CO2 + H2O =>
2 HOCH2COOH + Na2CO3 = 2 HOCH2COONa + CO2 + H2O
LiAlH4 + SnCl4 = SnH4 + LiAlCl4 =>
LiAlH4 + SnCl4 = SnH4 + LiAlCl4
Cu(OH)2 + CaO = CuO + Ca(OH)2 =>
Cu(OH)2 + CaO = CuO + Ca(OH)2
MnBr2(aq) + KOH = Mn(OH)2 + KBr =>
MnBr2(aq) + 2 KOH = Mn(OH)2 + 2 KBr
H2O + HCl = HClO + H2 =>
H2O + HCl = HClO + H2
C7H6O + CH4 = C6H6 + C2H6O =>
9 C7H6O + 15 CH4 = 10 C6H6 + 9 C2H6O
BeO + B = OB + Be =>
BeO + B = OB + Be
K2MnO4 + H2SO4 = K2SO4 + KMnO4 + H2O + MnSO4 =>
5 K2MnO4 + 4 H2SO4 = 3 K2SO4 + 4 KMnO4 + 4 H2O + MnSO4
Au + SnCl2 = AuCl3 + Sn =>
2 Au + 3 SnCl2 = 2 AuCl3 + 3 Sn
MnO4 + CaC2O4 + H2SO4 = CaSO4 + Mn + CO2 + H2O =>
MnO4 + 4 CaC2O4 + 4 H2SO4 = 4 CaSO4 + Mn + 8 CO2 + 4 H2O
Pb(NO3)2 + K2I = KNO3 + Pb2I2 =>
2 Pb(NO3)2 + 2 K2I = 4 KNO3 + Pb2I2
U + Cl2 = UCl2 =>
U + Cl2 = UCl2
Fe2(SO4)3 + Ba = Fe + BaSO4 =>
Fe2(SO4)3 + 3 Ba = 2 Fe + 3 BaSO4
Sb(OH)5 = Sb + OH =>
Sb(OH)5 = Sb + 5 OH
Fe + NH4OH = Fe2O3 + NH4(s) + H2O =>
2 Fe + 6 NH4OH = Fe2O3 + 6 NH4(s) + 3 H2O
Fe + HNO3 + H2O = Fe(NO3)H2O + H2 =>
2 Fe + 2 HNO3 + 2 H2O = 2 Fe(NO3)H2O + H2
K2MnO4 + H2SO4 = K2SO4 + KMnO4 + H2O + MnSO4 =>
5 K2MnO4 + 4 H2SO4 = 3 K2SO4 + 4 KMnO4 + 4 H2O + MnSO4
C3H8 + F2 = CF4 + HF =>
C3H8 + 10 F2 = 3 CF4 + 8 HF
Sr(NO3)2 + Al(NO3)3*9H2O + CH4N2O + Mg(NO3)2 = SrMgAl10O17 + CO2 + H2O + N2 =>
3 Sr(NO3)2 + 30 Al(NO3)3*9H2O + 85 CH4N2O + 3 Mg(NO3)2 = 3 SrMgAl10O17 + 85 CO2 + 440 H2O + 136 N2
Pt + Al(NO3)3 = Al + Pt(NO3) =>
3 Pt + Al(NO3)3 = Al + 3 Pt(NO3)
Me + Cl2 = MeCl3 =>
2 Me + 3 Cl2 = 2 MeCl3
NH4 + Ca = NH4Ca =>
NH4 + Ca = NH4Ca
FeCl3 + Mg(OH)2 = MgCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Mg(OH)2 = 3 MgCl2 + 2 Fe(OH)3
Pb(NO3)2 + K2I = KNO3 + Pb2I2 =>
2 Pb(NO3)2 + 2 K2I = 4 KNO3 + Pb2I2
CoCl2 + Fe = FeCl3 + Co =>
3 CoCl2 + 2 Fe = 2 FeCl3 + 3 Co
Br2 + KMnO4 = KBr2 + MnO4 =>
Br2 + KMnO4 = KBr2 + MnO4
ZnO + HCl + H2O = [Zn(H2O)4]Cl2 =>
ZnO + 2 HCl + 3 H2O = [Zn(H2O)4]Cl2
HCN + CH3CH2CHO = C4H7NO =>
HCN + CH3CH2CHO = C4H7NO
Si + HF = SiHF =>
Si + HF = SiHF
Hg(NO3)2(aq) + HI(aq) = HgI2(s) + HNO3(aq) =>
Hg(NO3)2(aq) + 2 HI(aq) = HgI2(s) + 2 HNO3(aq)
K + Na3PO4 = K3PO4 + Na =>
3 K + Na3PO4 = K3PO4 + 3 Na
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