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SiO2(s) + 3 C(s) = SiC(s) + 2 CO(g)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
K2Cr2O7 + H2SO4 + H2O2 = H2Cr2O12 + H2O + K2SO4 =>
K2Cr2O7 + H2SO4 + 5 H2O2 = H2Cr2O12 + 5 H2O + K2SO4
Al + AgO = AlO + Ag =>
Al + AgO = AlO + Ag
H2CO3 + NH3 = (NH4)2CO3 =>
H2CO3 + 2 NH3 = (NH4)2CO3
C + O2 = CO2 =>
C + O2 = CO2
PbSO4 + NaOH = Na2SO4 + Pb(OH)2 =>
PbSO4 + 2 NaOH = Na2SO4 + Pb(OH)2
Sr(ClO3)2 = SrCl2 + O2 =>
Sr(ClO3)2 = SrCl2 + 3 O2
CrCl3 + KMnO4 + H2SO4 = Cr2(SO4)3 + Cl2 + MnSO4 + K2SO4 + H2O =>
10 CrCl3 + 6 KMnO4 + 24 H2SO4 = 5 Cr2(SO4)3 + 15 Cl2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
HClO + Cu = CuClO + H =>
HClO + Cu = CuClO + H
Pb3O4 + HCl = PbO + Cl + H2O =>
Pb3O4 + 2 HCl = 3 PbO + 2 Cl + H2O
CuCl6 + Zn = Cu + ZnCl2 =>
CuCl6 + 3 Zn = Cu + 3 ZnCl2
H2CO3 + NH3 = (NH4)2CO3 =>
H2CO3 + 2 NH3 = (NH4)2CO3
HNO3 + Cu2O = Cu(NO3)2 + NO + H2O =>
14 HNO3 + 3 Cu2O = 6 Cu(NO3)2 + 2 NO + 7 H2O
CuCl2 + K2S = Cl2K2 + CuS =>
CuCl2 + K2S = Cl2K2 + CuS
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Co2O3 = CoO + O2 =>
2 Co2O3 = 4 CoO + O2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
K2CrO4 + Pb(NO3)2 = Pb2(CrO4)2 + K(NO3) =>
2 K2CrO4 + 2 Pb(NO3)2 = Pb2(CrO4)2 + 4 K(NO3)
C4H4O5 + O2 = CO2 + H2O =>
2 C4H4O5 + 5 O2 = 8 CO2 + 4 H2O
KMnO4 + H2SO4 + (Cr[CO(NH2)2]6)4[Cr(CN)6]3 = K2Cr2O7 + MnSO4 + KNO3 + K2SO4 + H2O + CO2 =>
1176 KMnO4 + 1399 H2SO4 + 10(Cr[CO(NH2)2]6)4[Cr(CN)6]3 = 35 K2Cr2O7 + 1176 MnSO4 + 660 KNO3 + 223 K2SO4 + 1879 H2O + 420 CO2
C2H6 + CI = C2H5CI + HCI =>
C2H6 + 2 CI = C2H5CI + HCI
HN03 + Fe = Fe2(N03)3 + H2 =>
6 HN03 + 4 Fe = 2 Fe2(N03)3 + 3 H2
CH3NH2 + HC2H3O2 = CH3NH3 + C2H3O2 =>
CH3NH2 + HC2H3O2 = CH3NH3 + C2H3O2
Al + Sr(OH)2 + H2O = SrAl(OH)5 + H2 =>
2 Al + 2 Sr(OH)2 + 6 H2O = 2 SrAl(OH)5 + 3 H2
Co + Hg{2+} = Co{2+} + Hg =>
Co + Hg{2+} = Co{2+} + Hg
Na2HO = Na + O2 + H =>
2 Na2HO = 4 Na + O2 + 2 H
H3PO4 + NaF = HF + Na3(PO4) =>
H3PO4 + 3 NaF = 3 HF + Na3(PO4)
C10H12O2 + HBr = C10H14O2Br2 =>
C10H12O2 + 2 HBr = C10H14O2Br2
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
NH4ClO3 = NH3 + HCl + O2 =>
2 NH4ClO3 = 2 NH3 + 2 HCl + 3 O2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CoCl2*6H2O + Na2HPO4*12H2O = Co3(PO4)2 + HCl + NaCl + H2O =>
3 CoCl2*6H2O + 2 Na2HPO4*12H2O = Co3(PO4)2 + 2 HCl + 4 NaCl + 42 H2O
N3 + O2 = N2O3 =>
4 N3 + 9 O2 = 6 N2O3
Ni(NO3)2 + C4H9NO2 = Ni(C4H8NO2)2 + HNO3 =>
Ni(NO3)2 + 2 C4H9NO2 = Ni(C4H8NO2)2 + 2 HNO3
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
HS + O2 = SO2 + H2O =>
4 HS + 5 O2 = 4 SO2 + 2 H2O
BaCrO4 + HNO3 = Ba(NO3)2 + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 HNO3 = 2 Ba(NO3)2 + H2Cr2O7 + H2O
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
Cr(s) + H3PO4(aq) = H2(g) + CrPO4 =>
2 Cr(s) + 2 H3PO4(aq) = 3 H2(g) + 2 CrPO4
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
(a)C2H4(g) + (b)O2(g) = (c)CO2(g) + (d)H2O(l) =>
(a)C2H4(g) + 3(b)O2(g) = 2(c)CO2(g) + 2(d)H2O(l)
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
C6H12 = C6H10 + H2 =>
C6H12 = C6H10 + H2
Na2SiO3 + H = H2SiO3 + Na =>
Na2SiO3 + 2 H = H2SiO3 + 2 Na
HNO3 + FeO(OH)3 = Fe(NO2)3 + H2O + O2 =>
3 HNO3 + FeO(OH)3 = Fe(NO2)3 + 3 H2O + 2 O2
Ca + Fe(NO3)3 = Fe + Ca(NO3)3 =>
Ca + Fe(NO3)3 = Fe + Ca(NO3)3
Ag2O + NH3 + H2O = [Ag(NH3)2] + OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2] + 2 OH
Mn2 + ClO4 = MnO4 + ClO3 =>
Mn2 + 8 ClO4 = 2 MnO4 + 8 ClO3
CH3COONa + HBr = NaBr + CH3COOH =>
CH3COONa + HBr = NaBr + CH3COOH
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