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2 KCN + H2So4 = K2So4 + 2 HCN
Fe2S + O2 = Fe2O3 + SO2 =>
2 Fe2S + 5 O2 = 2 Fe2O3 + 2 SO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C4H8 + O2 = CO2 + H20 =>
5 C4H8 + 20 O2 = 20 CO2 + 2 H20
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cr2(SO4)3 + KI + KIO3 + H2O = Cr(OH)3 + K2SO4 + I2 =>
Cr2(SO4)3 + 5 KI + KIO3 + 3 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 I2
HCl + MgCO3 = MgCl2 + CO2 + H2O =>
2 HCl + MgCO3 = MgCl2 + CO2 + H2O
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
C3H7COOH + O2 = CO2 + H2O =>
C3H7COOH + 5 O2 = 4 CO2 + 4 H2O
PB(NO3)2 = PBO + NO2 + O2 =>
2 PB(NO3)2 = 2 PBO + 4 NO2 + O2
Cu + S = CuS =>
Cu + S = CuS
MgO + Si = Mg + SiO2 =>
2 MgO + Si = 2 Mg + SiO2
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
KHCO3 + HCl = CO2 + H2O + KCl =>
KHCO3 + HCl = CO2 + H2O + KCl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
Cu + NO2 + O2 = Cu(NO3)2 =>
Cu + 2 NO2 + O2 = Cu(NO3)2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
ZN + O2 = ZNO2 =>
ZN + O2 = ZNO2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
HNO3 + CA(OH)2 = CA(NO3)2 + H2O =>
2 HNO3 + CA(OH)2 = CA(NO3)2 + 2 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
Na + H{+} = Na{+} + H2 =>
2 Na + 2 H{+} = 2 Na{+} + H2
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
BaC2O4 + CH3COOH = HC2O4 + CH3COOBa =>
BaC2O4 + CH3COOH = HC2O4 + CH3COOBa
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
HClO4 + Mg(OH)2 = H2O + Mg(ClO4)2 =>
2 HClO4 + Mg(OH)2 = 2 H2O + Mg(ClO4)2
Na2CO3 + Co3O4 + Sb2O3 + O2 = CO2 + Na3Co2SbO6 =>
9 Na2CO3 + 4 Co3O4 + 3 Sb2O3 + O2 = 9 CO2 + 6 Na3Co2SbO6
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
MG + H2SO4 = MGSO4 + H2S + H2O =>
4 MG + 5 H2SO4 = 4 MGSO4 + H2S + 4 H2O
HClO4 + Ba(OH) = BaClO4 + H2O =>
HClO4 + Ba(OH) = BaClO4 + H2O
ZNO + C = ZN + CO2 =>
2 ZNO + C = 2 ZN + CO2
Zn + AlNO3 = ZnNO3 + Al =>
Zn + AlNO3 = ZnNO3 + Al
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
CUO + C = CU + CO =>
CUO + C = CU + CO
C5H13N + O2 = CO2 + H2O + N2 =>
4 C5H13N + 33 O2 = 20 CO2 + 26 H2O + 2 N2
C10H20O = C10H18O + H2 =>
C10H20O = C10H18O + H2
Ca2O + H2O = CaOH =>
Ca2O + H2O = 2 CaOH
C2H5CL + NAOH = C2H5OH + NACL =>
C2H5CL + NAOH = C2H5OH + NACL
HBr + AL(OH)3 = H2O + ALBr3 =>
3 HBr + AL(OH)3 = 3 H2O + ALBr3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Mn + O = MnO2 =>
Mn + 2 O = MnO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
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