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2 SI + CO2 = SIC + SIO2
K2Se + NaBiO3 + H2SO4 = Bi2(SO4)3 + Na2SO4 + K2SeO3 + H2O =>
2 K2Se + 6 NaBiO3 + 12 H2SO4 = 3 Bi2(SO4)3 + 3 Na2SO4 + 2 K2SeO3 + 12 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CH4 + CCl4 = CH2Cl2 =>
CH4 + CCl4 = 2 CH2Cl2
HClO4 + HBr = HCl + Br2 + H2O =>
HClO4 + 8 HBr = HCl + 4 Br2 + 4 H2O
CH3COOH + Ba(OH)2 = (CH3COO)2Ba + H2O =>
2 CH3COOH + Ba(OH)2 = (CH3COO)2Ba + 2 H2O
F2 + HBr = Br2 + HF =>
F2 + 2 HBr = Br2 + 2 HF
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
RbOH + KMnO4 = Mn(OH)2 + KOH + H2O + RbO =>
5 RbOH + KMnO4 = Mn(OH)2 + KOH + H2O + 5 RbO
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
C2H5COOH + C3H7OH = C2H4COOC3H7 + H2O =>
5 C2H5COOH + 3 C3H7OH = 4 C2H4COOC3H7 + 5 H2O
CH4 + O2 = CO + HO =>
2 CH4 + 5 O2 = 2 CO + 8 HO
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
O22 + CS2 = CO2 + S2O2 =>
2 O22 + 11 CS2 = 11 CO2 + 11 S2O2
PCl5 + P2O5 = POCl3 =>
3 PCl5 + P2O5 = 5 POCl3
C6H12O6 = CH3COCH3 + CO2 + H2O =>
2 C6H12O6 = 3 CH3COCH3 + 3 CO2 + 3 H2O
FeS + HNO3 = Fe(NO3)3 + S + NO + H2O =>
FeS + 4 HNO3 = Fe(NO3)3 + S + NO + 2 H2O
Ti + Sr(NO3)2 = N + Sr + Ti2O3 =>
4 Ti + Sr(NO3)2 = 2 N + Sr + 2 Ti2O3
Mg(OH)2 + H2PbO2 = Mg(HPbO2)2 + H2O =>
Mg(OH)2 + 2 H2PbO2 = Mg(HPbO2)2 + 2 H2O
AgNO3 + Na2S2O3 = Na3(Ag(S2O3)2) + NaNO3 =>
AgNO3 + 2 Na2S2O3 = Na3(Ag(S2O3)2) + NaNO3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Be(OH)2 + Sr(OH)2 = SrBeO2 + H2O =>
Be(OH)2 + Sr(OH)2 = SrBeO2 + 2 H2O
Fe2 + Na3N = Fe3N2 + Na =>
3 Fe2 + 4 Na3N = 2 Fe3N2 + 12 Na
C2 + ZnO2 = Zn + CO2 =>
C2 + 2 ZnO2 = 2 Zn + 2 CO2
C6H14 + Cl2 + SO2 = C6H13SO2Cl + HCl =>
C6H14 + Cl2 + SO2 = C6H13SO2Cl + HCl
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
As4S4(s) + O2(g) = As4O6(s) + SO2(g) =>
As4S4(s) + 7 O2(g) = As4O6(s) + 4 SO2(g)
Ni(OH)2 + NaOH = Na2(Ni(OH)4) =>
Ni(OH)2 + 2 NaOH = Na2(Ni(OH)4)
H2SO4 + K4Fe(CN)6 = HCN + Fe(CN)2 + K2O + SO3 =>
2 H2SO4 + K4Fe(CN)6 = 4 HCN + Fe(CN)2 + 2 K2O + 2 SO3
C6H6CH2CH3 + KMnO4 + H2SO4 = C6H6COOH + MnSO4 + K2SO4 + H2O =>
70 C6H6CH2CH3 + 106 KMnO4 + 159 H2SO4 = 80 C6H6COOH + 106 MnSO4 + 53 K2SO4 + 264 H2O
PbO + CO = Pb2 + CO2 =>
2 PbO + 2 CO = Pb2 + 2 CO2
FeS2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS2 + 14 H2SO4 = Fe2(SO4)3 + 15 SO2 + 14 H2O
FeCl3 + H2O2 = Fe(OH)3 + HCl + O2 =>
2 FeCl3 + 6 H2O2 = 2 Fe(OH)3 + 6 HCl + 3 O2
HCl(aq) + Pb(NO3)2(aq) = HNO3(s) + PbCl2 =>
2 HCl(aq) + Pb(NO3)2(aq) = 2 HNO3(s) + PbCl2
CH3COOAg + Cu = CH3COOCu + Ag =>
CH3COOAg + Cu = CH3COOCu + Ag
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
C2H6O + K2Cr2O7 + H2SO4 = C2H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H4O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Pb(SiO4) + H2O = H2SiO3 + Pb(OH)4 =>
Pb(SiO4) + 3 H2O = H2SiO3 + Pb(OH)4
CH4 + HONO2 = CH3ONO2 + H2 =>
CH4 + HONO2 = CH3ONO2 + H2
Sb + O = Sb2O2 =>
2 Sb + 2 O = Sb2O2
H2 + AgBr = Ag + HBr =>
H2 + 2 AgBr = 2 Ag + 2 HBr
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
B(OH)3 + CH3OH = B(OCH3)3 + H2O =>
B(OH)3 + 3 CH3OH = B(OCH3)3 + 3 H2O
Sb2O3 + (CH3CO)2O = Sb(CH3COO)3 =>
Sb2O3 + 3(CH3CO)2O = 2 Sb(CH3COO)3
Cu + CaSO4 = Ca + Cu2SO4 =>
2 Cu + CaSO4 = Ca + Cu2SO4
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
NiO + HNO3 = NiO(NO3)2 + H2 =>
NiO + 2 HNO3 = NiO(NO3)2 + H2
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