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Na2ZnO2 + 4 KCN = Na2[Zn(CN)4] + 2 K2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K2Cr2O7 + H2SO4 + NaNO2 = K2SO4 + Cr2(SO4)3 + H2O + NaNO3 =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 NaNO3
Fe2(CO3)3(s) = Fe2O3(s) + CO2(g) =>
Fe2(CO3)3(s) = Fe2O3(s) + 3 CO2(g)
C6H12O2 + O2 = CO2 + H20 =>
5 C6H12O2 + 25 O2 = 30 CO2 + 3 H20
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CuO + H2SO4 = CuSO4 + OH2 =>
CuO + H2SO4 = CuSO4 + OH2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2Cr2O7 + H2SO4 + C12H22O11 = Cr(OH)SO4 + Na2SO4 + H2O + CO =>
4 Na2Cr2O7 + 12 H2SO4 + C12H22O11 = 8 Cr(OH)SO4 + 4 Na2SO4 + 19 H2O + 12 CO
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Na2Cr2O7 + H2SO4 + C12H22O11 = Cr(OH)SO4 + Na2SO4 + H2O + CO2 =>
8 Na2Cr2O7 + 24 H2SO4 + C12H22O11 = 16 Cr(OH)SO4 + 8 Na2SO4 + 27 H2O + 12 CO2
H2 + O2 = HO2 =>
H2 + 2 O2 = 2 HO2
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
C2H4 + O = C2H4O =>
C2H4 + O = C2H4O
N2H4 + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O =>
5 N2H4 + 4 KMnO4 + 6 H2SO4 = 5 N2 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 3 S + 7 H2O
Mn(s) + CuSO4(aq) = MnSO4(aq) + Cu(s) =>
Mn(s) + CuSO4(aq) = MnSO4(aq) + Cu(s)
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C + KMnO4 + NaNO3 = CO2 + MnO2 + KNO3 + NaOK =>
3 C + 4 KMnO4 + 2 NaNO3 = 3 CO2 + 4 MnO2 + 2 KNO3 + 2 NaOK
S8 + O3 = SO2 =>
3 S8 + 16 O3 = 24 SO2
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
Cl2 + H2S = HCl + S =>
Cl2 + H2S = 2 HCl + S
Mg + HNO3 = Mg(NO3) + N2 + H2O =>
10 Mg + 12 HNO3 = 10 Mg(NO3) + N2 + 6 H2O
Mo + ReS2 = Re + MoS2 =>
Mo + ReS2 = Re + MoS2
Mo + Re2S7 = Re + MoS2 =>
7 Mo + 2 Re2S7 = 4 Re + 7 MoS2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Re + MoS2 = Mo + ReS2 =>
Re + MoS2 = Mo + ReS2
Al + KMnO4 + HCl = AlCl3 + MnCl2 + KCl + H2O =>
5 Al + 3 KMnO4 + 24 HCl = 5 AlCl3 + 3 MnCl2 + 3 KCl + 12 H2O
Re + MoS2 = Mo + Re2S7 =>
4 Re + 7 MoS2 = 7 Mo + 2 Re2S7
Re + MoS2 = S + Mo23Re77 =>
77 Re + 23 MoS2 = 46 S + Mo23Re77
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
CaCO3 + H2SO4 = CaSO4 + CO2 + H2O =>
CaCO3 + H2SO4 = CaSO4 + CO2 + H2O
CoO + V2O3 = CoV2O4 =>
CoO + V2O3 = CoV2O4
KMnO4 + MnSO4 + KOH = MnO2 + K2SO4 + H2O =>
2 KMnO4 + 3 MnSO4 + 4 KOH = 5 MnO2 + 3 K2SO4 + 2 H2O
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
Fe{2+} + NO3{-} + H{+} = Fe{3+} + NO + H2O =>
3 Fe{2+} + NO3{-} + 4 H{+} = 3 Fe{3+} + NO + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FeS2 + H{+} + NO3{-} = Fe{3+} + SO4{2-} + NO + H2O =>
FeS2 + 4 H{+} + 5 NO3{-} = Fe{3+} + 2 SO4{2-} + 5 NO + 2 H2O
KOH + Fe(NO3)3 = K(NO3)3 + FeOH =>
KOH + Fe(NO3)3 = K(NO3)3 + FeOH
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2Cr2O7 + H2SO4 + FeSO4 = K2SO4 + Cr2(SO4)3 + H2O + Fe2(SO4)3 =>
K2Cr2O7 + 7 H2SO4 + 6 FeSO4 = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Fe2(SO4)3
NH3 + H2SO4 = NH5SO4 =>
NH3 + H2SO4 = NH5SO4
NH3 + C10H16N2O8 = C10H12N2O8(NH4)4 =>
4 NH3 + C10H16N2O8 = C10H12N2O8(NH4)4
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