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H2CO3 = H2O + CO2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CH2CHCH3 + NaOH = C3H5Na + H2O =>
CH2CHCH3 + NaOH = C3H5Na + H2O
CuCl2 + K2O = CuO + KCl =>
CuCl2 + K2O = CuO + 2 KCl
Au(s) + HCl(aq) = AuCl(aq) + H2(g) =>
2 Au(s) + 2 HCl(aq) = 2 AuCl(aq) + H2(g)
C3H6O + NaOCl = CHCl3 + NaOH + C2H3NaO2 =>
C3H6O + 3 NaOCl = CHCl3 + 2 NaOH + C2H3NaO2
MnO2 + O2 + OH{-} = MnO4{-2} + H2O =>
2 MnO2 + O2 + 4 OH{-} = 2 MnO4{-2} + 2 H2O
BaCl2 + MgSO4 = BaSO4 + MgCl2 =>
BaCl2 + MgSO4 = BaSO4 + MgCl2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Al(NO3)3 + HCl = AlCl3 + HNO3 =>
Al(NO3)3 + 3 HCl = AlCl3 + 3 HNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H4 + NO2 = CO + NO + H2O =>
C2H4 + 4 NO2 = 2 CO + 4 NO + 2 H2O
I2 + K2SO4 + Na2S2O3 = Na2SO4 + KI + S2O3 =>
I2 + K2SO4 + Na2S2O3 = Na2SO4 + 2 KI + S2O3
Cu(NO3)2 + NaCrO2 = NaNO3 + Cu(CrO2)2 =>
Cu(NO3)2 + 2 NaCrO2 = 2 NaNO3 + Cu(CrO2)2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g)
H + S = H2S =>
2 H + S = H2S
KBr + H2O = H2 + Br2 + KOH =>
2 KBr + 2 H2O = H2 + Br2 + 2 KOH
Mg(s) + PO4(s) = Mg3(PO4)2(s) =>
3 Mg(s) + 2 PO4(s) = Mg3(PO4)2(s)
VO + MnO4 = VO3 + Mn =>
2 VO + MnO4 = 2 VO3 + Mn
(NH4)2CO3 + NaCl = NaHCO3 + NH3 + HCl =>
(NH4)2CO3 + NaCl = NaHCO3 + 2 NH3 + HCl
CuBr2 + NaNo2 = Cu(No2)2 + NaBr =>
CuBr2 + 2 NaNo2 = Cu(No2)2 + 2 NaBr
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cu(PO4)(s) = Cu(aq) + PO4(aq) =>
Cu(PO4)(s) = Cu(aq) + PO4(aq)
C2H6 + HBr = C2H7Br =>
C2H6 + HBr = C2H7Br
CrO3 + KrF2 = CrF4 + Kr + O2 =>
2 CrO3 + 4 KrF2 = 2 CrF4 + 4 Kr + 3 O2
Cr(SO4)3 = Cr + SO4 =>
Cr(SO4)3 = Cr + 3 SO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HCl(aq) + O2(g) = Cl2(g) + H2O(l)HCl =>
6 HCl(aq) + O2(g) = 2 Cl2(g) + 2 H2O(l)HCl
Pb(C2H5)4(l) + O2(g) = PbO(s) + CO2(g) + H2O(g) =>
2 Pb(C2H5)4(l) + 27 O2(g) = 2 PbO(s) + 16 CO2(g) + 20 H2O(g)
Cu + FeCl3 = CuCl2 + FeCl2 =>
Cu + 2 FeCl3 = CuCl2 + 2 FeCl2
PtF4 + Cl2 = PtCl4 + F2 =>
PtF4 + 2 Cl2 = PtCl4 + 2 F2
Al + BrO4{-} + H{+} = Al{3+} + Br{-} + H2O =>
8 Al + 3 BrO4{-} + 24 H{+} = 8 Al{3+} + 3 Br{-} + 12 H2O
PbS + NaCl + C = Pb + Na2S + ClC2 =>
PbS + 2 NaCl + 4 C = Pb + Na2S + 2 ClC2
AgNO3 + HNO3 = HAg + NO3 =>
AgNO3 + HNO3 = HAg + 2 NO3
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
CH2CHCOOK + HCl = KCl + CH2ClCH2COOH =>
CH2CHCOOK + 2 HCl = KCl + CH2ClCH2COOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PB + SO4 = PBSO4 =>
PB + SO4 = PBSO4
Al3S3 = Al + S8 =>
8 Al3S3 = 24 Al + 3 S8
Al + HF = FAl + H =>
Al + HF = FAl + H
C4H8(g) + O2(g) = CO2(g) + H2O(l) =>
C4H8(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(l)
Co + ZnO = Zn + CoO =>
Co + ZnO = Zn + CoO
Zn + H2SO4 = Zn2SO4 + H4 =>
4 Zn + 2 H2SO4 = 2 Zn2SO4 + H4
CH3OH + Na = CH3ONa + H =>
CH3OH + Na = CH3ONa + H
FeCl3 + NaF = NaCl + FeF3 =>
FeCl3 + 3 NaF = 3 NaCl + FeF3
AlI3 + K2CO3 = Al2(CO3)3 + KI =>
2 AlI3 + 3 K2CO3 = Al2(CO3)3 + 6 KI
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
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