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5 C + 2 SO2 = CS2 + 4 CO
Zn(g) + HCl(ac) = ZnCl2(ac) + H2(g) =>
Zn(g) + 2 HCl(ac) = ZnCl2(ac) + H2(g)
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(l) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
NaCl + Ti(OH)2 = Na(OH)2 + TiCl =>
NaCl + Ti(OH)2 = Na(OH)2 + TiCl
Cu(s) + HNO3(l) = Cu(NO3)2(l) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2(l) + 2 NO2(g) + 2 H2O(l)
(MoO2)SO4 + K4[Fe(CN)6] = (MoO2)2[Fe(CN)6] + K2SO4 =>
2(MoO2)SO4 + K4[Fe(CN)6] = (MoO2)2[Fe(CN)6] + 2 K2SO4
NH4Cl + Ca = CaCl2 + H2 + NH3 =>
2 NH4Cl + Ca = CaCl2 + H2 + 2 NH3
HNO3(l) + Cu(s) = Cu(NO3)2 + NO2(g) + H2O(l) =>
4 HNO3(l) + Cu(s) = Cu(NO3)2 + 2 NO2(g) + 2 H2O(l)
Zn + HNO3 = Zn(NO3) + H4N2O3 + H2O =>
8 Zn + 10 HNO3 = 8 Zn(NO3) + H4N2O3 + 3 H2O
HNO3 + Ca = CaNO3 + H2 =>
2 HNO3 + 2 Ca = 2 CaNO3 + H2
Na2Cr2O7 + HCl = NaCl + CrCl + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl + 7 H2O + 5 Cl2
CH3COOH + Ca(OH)2 = H2CO3 + Ca(CH3COOH)OH2 =>
5 CH3COOH + 4 Ca(OH)2 = 2 H2CO3 + 4 Ca(CH3COOH)OH2
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
H{+} + SO4{2-} + C8H10 = CO2 + H2S + H2O =>
42 H{+} + 21 SO4{2-} + 4 C8H10 = 32 CO2 + 21 H2S + 20 H2O
CuFeS2 + O2 = Cu2S + SO2 + FeO =>
2 CuFeS2 + 4 O2 = Cu2S + 3 SO2 + 2 FeO
Ba(OH)2 + CaBr2 = BaBr2 + Ca(OH)2 =>
Ba(OH)2 + CaBr2 = BaBr2 + Ca(OH)2
FeF3 = F + Fe =>
FeF3 = 3 F + Fe
Se + H2O2 + NaOH = Na2SeO4 + H2O =>
Se + 3 H2O2 + 2 NaOH = Na2SeO4 + 4 H2O
HI(g) = I2(g) + H2(g) =>
2 HI(g) = I2(g) + H2(g)
Pb(OH)2 + NaOH = Na2PbO2 + H2O =>
Pb(OH)2 + 2 NaOH = Na2PbO2 + 2 H2O
Na3PO4 + K = K3PO4 + Na =>
Na3PO4 + 3 K = K3PO4 + 3 Na
Cr2O7{2-} + SO3{2-} + H{+} = Cr{3} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO3{2-} + 8 H{+} = 2 Cr{3} + 3 SO4{2-} + 4 H2O
C2H4 + O2 = H2O + CO3 =>
C2H4 + 4 O2 = 2 H2O + 2 CO3
SiF4(s) + NaOH(aq) = Na4SiO4(s) + NaF(aq) + H2O(l) =>
SiF4(s) + 8 NaOH(aq) = Na4SiO4(s) + 4 NaF(aq) + 4 H2O(l)
H2 + F2 = HF3 =>
H2 + 3 F2 = 2 HF3
CH3CH2CN + CrO7{-2} + H{+} = CO2 + NH3 + Cr{+3} + H2O =>
9 CH3CH2CN + 14 CrO7{-2} + 70 H{+} = 27 CO2 + 9 NH3 + 14 Cr{+3} + 44 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li + CaO = Ca + Li2O =>
2 Li + CaO = Ca + Li2O
CH3COOH + Cr(OH)2 = Cr(CH3COO)2 + H2O =>
2 CH3COOH + Cr(OH)2 = Cr(CH3COO)2 + 2 H2O
HCOONa = NaOOCCOONa + H2 =>
2 HCOONa = NaOOCCOONa + H2
HCl + F = FCl + H2 =>
2 HCl + 2 F = 2 FCl + H2
HNO3 + Ca = CaNO3 + H2 =>
2 HNO3 + 2 Ca = 2 CaNO3 + H2
CI + Ba = BaCI =>
CI + Ba = BaCI
MgCl2 + SO2 + H2O = Mg2Cl2 + H2SO4 + HCl =>
2 MgCl2 + SO2 + 2 H2O = Mg2Cl2 + H2SO4 + 2 HCl
CaOH + H2 = CaH2 + H2O =>
2 CaOH + 3 H2 = 2 CaH2 + 2 H2O
H[AuCl4] + Na2SO3 + H2O = Au + Na2SO4 + HCl =>
2 H[AuCl4] + 3 Na2SO3 + 3 H2O = 2 Au + 3 Na2SO4 + 8 HCl
CaCO3 + Pb2O3 = Pb2(CO3)3 + CaO =>
3 CaCO3 + Pb2O3 = Pb2(CO3)3 + 3 CaO
CH3OH + O2 = H2COH2O =>
2 CH3OH + O2 = 2 H2COH2O
As2O3 + SnCl2 + HCl = As + SnCl4 + H2O =>
As2O3 + 3 SnCl2 + 6 HCl = 2 As + 3 SnCl4 + 3 H2O
Al2(SO4)3(aq) + Ca(OH)2(aq) = CaSO4(aq) + Al(OH)3(s) =>
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) = 3 CaSO4(aq) + 2 Al(OH)3(s)
Zn(HO)2 + H2SO4 = ZnSO4 + H2O =>
Zn(HO)2 + H2SO4 = ZnSO4 + 2 H2O
(MoO2)SO4 + K4[Fe(CN)6] = (MoO2)2[Fe(CN)6] + K2SO4 =>
2(MoO2)SO4 + K4[Fe(CN)6] = (MoO2)2[Fe(CN)6] + 2 K2SO4
NaBH4(aq) + NiCl2(aq) + H2O = NaCl(aq) + Ni(OH)2(aq) + B(OH)3(aq) + H2(g) =>
2 NaBH4(aq) + NiCl2(aq) + 8 H2O = 2 NaCl(aq) + Ni(OH)2(aq) + 2 B(OH)3(aq) + 8 H2(g)
Ca(NO3)2(aq) + Na2S(aq) = NaNO3(aq) + CaS(s) =>
Ca(NO3)2(aq) + Na2S(aq) = 2 NaNO3(aq) + CaS(s)
Mg + RbOH = Mg(OH)2 + Rb =>
Mg + 2 RbOH = Mg(OH)2 + 2 Rb
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
H2S + H2O = SO4{2-} + {-} + H{+} =>
H2S + 4 H2O = SO4{2-} + 8e + 10 H{+}
NaCO3(s) + CH3COOH = CH3COONa + CO2 + H2O =>
8 NaCO3(s) + 9 CH3COOH = 8 CH3COONa + 10 CO2 + 6 H2O
H{+} + Cr2O7{-2} + NO = Cr{3+} + NO3{-} + H2O =>
6 H{+} + Cr2O7{-2} + 2 NO = 2 Cr{3+} + 2 NO3{-} + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
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