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Cu2(OH)2CO3 = 2 CuO + CO2 + H2O
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
(NH4)2CO3 = NH3 + CO2 + H2O =>
(NH4)2CO3 = 2 NH3 + CO2 + H2O
KMnO4 + KBr + H2SO4 = MnSO4 + Br2 + K2SO4 + H2O =>
2 KMnO4 + 10 KBr + 8 H2SO4 = 2 MnSO4 + 5 Br2 + 6 K2SO4 + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2MnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
K2MnO4 + 2 K2SO3 + 2 H2SO4 = MnSO4 + 3 K2SO4 + 2 H2O
S + O2 = SO2 =>
S + O2 = SO2
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
Zn + Pb(No3) = Pb + Zn(No3)2 =>
Zn + 2 Pb(No3) = 2 Pb + Zn(No3)2
CA(OH)2 + CO2 = CACO3 + H2O =>
CA(OH)2 + CO2 = CACO3 + H2O
Na + PO4 = Na3PO4 =>
3 Na + PO4 = Na3PO4
PdCl2 + HNO3 = Pd(NO3)2 + HCl =>
PdCl2 + 2 HNO3 = Pd(NO3)2 + 2 HCl
Sn(s) + O2(g) = SnO(s) =>
2 Sn(s) + O2(g) = 2 SnO(s)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
N2 + O2 = NO =>
N2 + O2 = 2 NO
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
H2SO4 + RbOH = Rb2SO4 + H2O =>
H2SO4 + 2 RbOH = Rb2SO4 + 2 H2O
KMnO4 + C2H6O + H2SO4 = C2H4O + H2O + K2SO4 + MnO2 =>
2 KMnO4 + 3 C2H6O + H2SO4 = 3 C2H4O + 4 H2O + K2SO4 + 2 MnO2
Ca(s) + Br2(g) = CaBr2(s) =>
Ca(s) + Br2(g) = CaBr2(s)
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4 =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
Ca(s) + Br2(g) = CaBr2(s) =>
Ca(s) + Br2(g) = CaBr2(s)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na + HOH = NaOH + H2 =>
2 Na + 2 HOH = 2 NaOH + H2
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
N2O + H2SO4 = N2SO4 + H2O =>
N2O + H2SO4 = N2SO4 + H2O
Hg2(NO3)2 + Na3PO4 = Hg3PO4 + Na(NO3) =>
3 Hg2(NO3)2 + 2 Na3PO4 = 2 Hg3PO4 + 6 Na(NO3)
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
H3PO4 + K2S = K3PO4 + H2S =>
2 H3PO4 + 3 K2S = 2 K3PO4 + 3 H2S
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
H2SO4 + SrF2 = SrSO4 + HF =>
H2SO4 + SrF2 = SrSO4 + 2 HF
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Ag2O + NH4OH = Ag(NH3)2{+} + OH{-} + H2O =>
Ag2O + 4 NH4OH = 2 Ag(NH3)2{+} + 2 OH{-} + 3 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Ni + HNO3 = Ni(NO3)2 + H2O + N2O =>
4 Ni + 10 HNO3 = 4 Ni(NO3)2 + 5 H2O + N2O
Ca(s) + Br2(g) = CaBr2(s) =>
Ca(s) + Br2(g) = CaBr2(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al(OH)3 + NaNO3 = Al(NO3)3 + NaOH =>
Al(OH)3 + 3 NaNO3 = Al(NO3)3 + 3 NaOH
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
HNO3 + NaH = NaNO3 + H2O + NO =>
5 HNO3 + 3 NaH = 3 NaNO3 + 4 H2O + 2 NO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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