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N2 + 4 H2 = 2 NH4
C + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CO2 + K2SO4 + H2O =>
3 C + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CO2 + 2 K2SO4 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + H3PO4 = H2 + MgPO4 =>
2 Mg + 2 H3PO4 = 3 H2 + 2 MgPO4
Al + KOH + H2O = KAl[OH]4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl[OH]4 + 3 H2
Na2SO3 + Na2CrO4 + H2O = Na2SO4 + NaOH + Cr2O3 =>
3 Na2SO3 + 2 Na2CrO4 + 2 H2O = 3 Na2SO4 + 4 NaOH + Cr2O3
Ba + H3PO4 = H2 + BaPO4 =>
2 Ba + 2 H3PO4 = 3 H2 + 2 BaPO4
Al + H3PO4 = H2 + AlPO4 =>
2 Al + 2 H3PO4 = 3 H2 + 2 AlPO4
FeCl3 + KI = KCl + FeCl2 + I2 =>
2 FeCl3 + 2 KI = 2 KCl + 2 FeCl2 + I2
NH4OH + HNO3 = NH4NO3 + H20 =>
15 NH4OH + 5 HNO3 = 10 NH4NO3 + 2 H20
Pb + H3PO4 = H2 + PbPO4 =>
2 Pb + 2 H3PO4 = 3 H2 + 2 PbPO4
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
Ba(NO3)2 + NaCl = BaCl2 + NaNO3 =>
Ba(NO3)2 + 2 NaCl = BaCl2 + 2 NaNO3
CS2 + O = CO2 + SO2 =>
CS2 + 6 O = CO2 + 2 SO2
AgNO3 + KBr = AgBr + (KNO3) =>
AgNO3 + KBr = AgBr + (KNO3)
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CH2OH + NaCN = CH3CH2ONa + HCN =>
CH3CH2OH + NaCN = CH3CH2ONa + HCN
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Mg + Cu{2+} = Mg{2+} + Cu =>
Mg + Cu{2+} = Mg{2+} + Cu
H3PO3 + SO2 + H2O = H3PO4 + H2S =>
3 H3PO3 + SO2 + H2O = 3 H3PO4 + H2S
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C57H110O6 + O2 = CO2 + H2O =>
2 C57H110O6 + 163 O2 = 114 CO2 + 110 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Na2S + Cu(NO3)2 = NaNO3 + CuS =>
Na2S + Cu(NO3)2 = 2 NaNO3 + CuS
KHCO3 = K2CO3 + CO2 + H2O =>
2 KHCO3 = K2CO3 + CO2 + H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe + NH4OH = Fe(OH)3 + NH4 =>
Fe + 3 NH4OH = Fe(OH)3 + 3 NH4
CS2(s) + O2(g) = CO2(g) + SO2(g) =>
CS2(s) + 3 O2(g) = CO2(g) + 2 SO2(g)
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
PBO2 + HCl = PBCl2 + H2O + Cl2 =>
PBO2 + 4 HCl = PBCl2 + 2 H2O + Cl2
Al + H2SO4 = Al2(SO4)3 + H24 =>
8 Al + 12 H2SO4 = 4 Al2(SO4)3 + H24
NH4 + Ni = Ni(NH4)4 =>
4 NH4 + Ni = Ni(NH4)4
NH4 + Ni = Ni(NH4) =>
NH4 + Ni = Ni(NH4)
K2Cr2O7 + S + H2O = SO2 + Cr2O3 + KOH =>
2 K2Cr2O7 + 3 S + 2 H2O = 3 SO2 + 2 Cr2O3 + 4 KOH
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH4 + Ni = Ni(NH4) =>
NH4 + Ni = Ni(NH4)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH4 + Ni = Ni(NH4) =>
NH4 + Ni = Ni(NH4)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Zn(OH)2 + SO3 = ZnSO4 + H2O =>
Zn(OH)2 + SO3 = ZnSO4 + H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
P4(s) + O2(g) = P2O3(s) =>
P4(s) + 3 O2(g) = 2 P2O3(s)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
O2 + C = CO2 =>
O2 + C = CO2
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
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