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H20 + 10 SO4 = 10 H2SO4
K + O2 = K2O =>
4 K + O2 = 2 K2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Br + KCl = KBr + Cl =>
Br + KCl = KBr + Cl
K + O2 = K2O =>
4 K + O2 = 2 K2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Zn + HNO3 = Zn(NO3) + NO2 + H2O =>
Zn + 2 HNO3 = Zn(NO3) + NO2 + H2O
PH3 + KClO + KOH = KCl + K3PO4 + H2O =>
PH3 + 4 KClO + 3 KOH = 4 KCl + K3PO4 + 3 H2O
P2O3 + HBrO3 + H2O = H3PO4 + HBr =>
3 P2O3 + 2 HBrO3 + 9 H2O = 6 H3PO4 + 2 HBr
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Na2S + Na2SO3 + HCl = NaCl + S + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 6 NaCl + 3 S + 3 H2O
Br2 + KCl = KBr + Cl2 =>
Br2 + 2 KCl = 2 KBr + Cl2
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Co(OH)3 + HNO3 = H2O + Co(NO3)2 + O2 =>
4 Co(OH)3 + 8 HNO3 = 10 H2O + 4 Co(NO3)2 + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MgCO3 + CaCO3 + SiO2 = MgCaSi2O6 + CO2 =>
MgCO3 + CaCO3 + 2 SiO2 = MgCaSi2O6 + 2 CO2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KBr + I2 = KI + Br2 =>
2 KBr + I2 = 2 KI + Br2
H2 + Na2O = H2O + Na2 =>
H2 + Na2O = H2O + Na2
Al + HCl = H2 + AlCl =>
2 Al + 2 HCl = H2 + 2 AlCl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
Mg(OH)2 + H2SO4 = Mg(HSO4)2 + H2O =>
Mg(OH)2 + 2 H2SO4 = Mg(HSO4)2 + 2 H2O
Fe + H2SO4 = Fe(SO4)3 + H2 =>
Fe + 3 H2SO4 = Fe(SO4)3 + 3 H2
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
BaCl2(aq) + Na2So4 = BaSo4(s) + NaCl(aq) =>
BaCl2(aq) + Na2So4 = BaSo4(s) + 2 NaCl(aq)
CU + HSO4 = CUSO4 + H2O + SO2 =>
3 CU + 4 HSO4 = 3 CUSO4 + 2 H2O + SO2
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 8 H2O + 3 Na2SO4
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
NaClO3 + SO2 + H2SO4 = ClO2 + NaHSO4 =>
2 NaClO3 + SO2 + H2SO4 = 2 ClO2 + 2 NaHSO4
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Al + HNO3 = H2 + AlNO3 =>
2 Al + 2 HNO3 = H2 + 2 AlNO3
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
MgS + O2 = MgO + SO =>
MgS + O2 = MgO + SO
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