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2 HNO3 + H2S = 2 NO2 + 2 H2O + S
K2Cr2O7 = K{+} + Cr2O7{2-} =>
K2Cr2O7 = 2 K{+} + Cr2O7{2-}
C + O2 = O2C =>
C + O2 = O2C
Zn2 + HCl = ZnCl2 + H2 =>
Zn2 + 4 HCl = 2 ZnCl2 + 2 H2
Cr(OH)3 + IO3{-} + OH{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{2-} + I{-} + 5 H2O
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
K2Cr2O7 = K{+} + Cr2O7{2-} =>
K2Cr2O7 = 2 K{+} + Cr2O7{2-}
H2So3 + LiOH = H2O + Li2So3 =>
H2So3 + 2 LiOH = 2 H2O + Li2So3
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
C3H8O + Cu(OH)2 = CuO + H20 + CO2 =>
10 C3H8O + 50 Cu(OH)2 = 50 CuO + 9 H20 + 30 CO2
CuSO4 + Fe(OH)2 = Cu(OH)2 + FeSO4 =>
CuSO4 + Fe(OH)2 = Cu(OH)2 + FeSO4
CA(s) + Br2(l) = CABr2(s) =>
CA(s) + Br2(l) = CABr2(s)
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
C + O2 = O2C =>
C + O2 = O2C
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Al3 + CuSO4 = Al2(SO4)3 + Cu2 =>
4 Al3 + 18 CuSO4 = 6 Al2(SO4)3 + 9 Cu2
C + O2 = OC =>
2 C + O2 = 2 OC
Mg + NiCl2 = MgCl2 + Ni =>
Mg + NiCl2 = MgCl2 + Ni
C2H5OH + HCOOH = C3H6O2 + H20 =>
20 C2H5OH + 5 HCOOH = 15 C3H6O2 + 2 H20
C + O = OC =>
C + O = OC
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C + O = OC =>
C + O = OC
Br{-} + IO3{-} + H{+} = Br2 + I2 + H2O =>
10 Br{-} + 2 IO3{-} + 12 H{+} = 5 Br2 + I2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C + O = OC =>
C + O = OC
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
MnCl2 + NAOH = Mn(OH)2 + NACl =>
MnCl2 + 2 NAOH = Mn(OH)2 + 2 NACl
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
C + O2 = OC =>
2 C + O2 = 2 OC
Pb(CH3COO) + NaSO4 = PbSO4 + Na(CH3COO) =>
Pb(CH3COO) + NaSO4 = PbSO4 + Na(CH3COO)
Al2S3(s) + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
CO2 + H2O = CH2O3 =>
CO2 + H2O = CH2O3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
CH3NH2 + HBr = CH3NH3 + Br =>
CH3NH2 + HBr = CH3NH3 + Br
Al(CN)3 + CaCO3 = Ca(CN)2 + Al2(CO3)3 =>
2 Al(CN)3 + 3 CaCO3 = 3 Ca(CN)2 + Al2(CO3)3
HNO3 + C = CO2 + NO2 + H2O =>
4 HNO3 + C = CO2 + 4 NO2 + 2 H2O
C + O = OC =>
C + O = OC
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
NH4(OH)(s) + HNO3(aq) = NH4(NO3) + H2O =>
NH4(OH)(s) + HNO3(aq) = NH4(NO3) + H2O
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
Bi + H2S = Bi2S2 + H =>
2 Bi + 2 H2S = Bi2S2 + 4 H
Ba(NO3)2 + Ca3(PO4)2 = Ba3(PO4)2 + Ca(NO3)2 =>
3 Ba(NO3)2 + Ca3(PO4)2 = Ba3(PO4)2 + 3 Ca(NO3)2
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