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Cr = Cr{+} + e
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
Fe2O3 + CH4N2O = FeON + H2O + C =>
Fe2O3 + CH4N2O = 2 FeON + 2 H2O + C
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Sn + OH{-} + H2O = SnO3{2-} + H2 =>
Sn + 2 OH{-} + H2O = SnO3{2-} + 2 H2
C2H6O + CH3COOH = CH3COOHCH2CH3 + H2O =>
5 C2H6O + 3 CH3COOH = 4 CH3COOHCH2CH3 + 3 H2O
Cu(NO3)2 + NaOH = NaNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 NaOH = 2 NaNO3 + Cu(OH)2
Cr(OH)3 + NaOH + H2SO4 = Na2CrO4 + Na2SO3 + H2O =>
2 Cr(OH)3 + 10 NaOH + 3 H2SO4 = 2 Na2CrO4 + 3 Na2SO3 + 11 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ba + NaNO3 = Ba(NO3)2 + Na =>
Ba + 2 NaNO3 = Ba(NO3)2 + 2 Na
HClO4 + NaOH = Na + ClO4 + H2O =>
HClO4 + NaOH = Na + ClO4 + H2O
C7H8 + Br2 = C7H7Br + HBr =>
C7H8 + Br2 = C7H7Br + HBr
P4 + O = P2O5 =>
P4 + 10 O = 2 P2O5
CaCl2(aq) + NaHCO3(s) = CaCO3(aq) + CO2(g) + NaCl(aq) + H2O =>
CaCl2(aq) + 2 NaHCO3(s) = CaCO3(aq) + CO2(g) + 2 NaCl(aq) + H2O
Pb(HCO3)2 = PbO + CO2 + H2O =>
Pb(HCO3)2 = PbO + 2 CO2 + H2O
SO2(g) + CaCO3(s) + O2(g) + H2O(l) = CaSO4*H2O(s) + CO2(g) =>
2 SO2(g) + 2 CaCO3(s) + O2(g) + 2 H2O(l) = 2 CaSO4*H2O(s) + 2 CO2(g)
C4H8Br2 + NaOH = C4H8OH + NaBr2 =>
C4H8Br2 + NaOH = C4H8OH + NaBr2
K2Cr2O7(aq) + HI(aq) = KI(aq) + CrI3(aq) + I2(s) + H2O(l) =>
K2Cr2O7(aq) + 14 HI(aq) = 2 KI(aq) + 2 CrI3(aq) + 3 I2(s) + 7 H2O(l)
Li2S + HNO3 = LiNO3 + H2S =>
Li2S + 2 HNO3 = 2 LiNO3 + H2S
B2H6 + O2 = HB2 + H2O =>
4 B2H6 + 5 O2 = 4 HB2 + 10 H2O
KCrO2 + HNO3 = Cr(NO3)3 + H2O + KNO3 =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + 2 H2O + KNO3
Na(s) + N2(g) = Na3N(s) =>
6 Na(s) + N2(g) = 2 Na3N(s)
Fe{3} + CO3{-2} = Fe2(CO3)3 =>
2 Fe{3} + 3 CO3{-2} = Fe2(CO3)3
Al2(Cr2O7)3 + CaC2O4 + H2O = C2H2O4 + Al2O3 + CaCr2O7 =>
Al2(Cr2O7)3 + 3 CaC2O4 + 3 H2O = 3 C2H2O4 + Al2O3 + 3 CaCr2O7
N2O5 + H2O = H2(NO3)2 =>
N2O5 + H2O = H2(NO3)2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C6H5OH + CH3Br = C6H5Br + CH3OH =>
C6H5OH + CH3Br = C6H5Br + CH3OH
Pb(OH)2 + H2CrO4 = PbCrO4 + H2O =>
Pb(OH)2 + H2CrO4 = PbCrO4 + 2 H2O
Li + H2SO4 = Li2SO4 + H2S + H2O =>
8 Li + 5 H2SO4 = 4 Li2SO4 + H2S + 4 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
KBr + F2 = KF + Br =>
2 KBr + F2 = 2 KF + 2 Br
Rb(s) + H2O(l) = RbOH(aq) + H2(g) =>
2 Rb(s) + 2 H2O(l) = 2 RbOH(aq) + H2(g)
Au + SnO = AuO + Sn =>
Au + SnO = AuO + Sn
S + NO3 = SO4 + N0 =>
3 S + 4 NO3 = 3 SO4 + 4 N0
C6H8O6 + O2 = CO2 + H2O =>
C6H8O6 + 5 O2 = 6 CO2 + 4 H2O
C4H10 + O2 = CO4 + H2O =>
2 C4H10 + 21 O2 = 8 CO4 + 10 H2O
NO2 + P2O5 + KOH = NO + K2HPO4 + HNO3 =>
3 NO2 + P2O5 + 4 KOH = NO + 2 K2HPO4 + 2 HNO3
H2O + CH3COF = CH3COOH + HF =>
H2O + CH3COF = CH3COOH + HF
Br2 + CH2(COOH)2 = BrCH(COOH)2 + Br{-} + H{+} =>
Br2 + CH2(COOH)2 = BrCH(COOH)2 + Br{-} + H{+}
C3H5Cl + Cl2 = C3H5Cl3 =>
C3H5Cl + Cl2 = C3H5Cl3
C3H5(OH) + Na = C3H5ONa + H2 =>
2 C3H5(OH) + 2 Na = 2 C3H5ONa + H2
U + IF5 = UF6 + I =>
5 U + 6 IF5 = 5 UF6 + 6 I
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
C2H4O2(aq) + Mg(s) = Mg(C2H3O2)2 + H2(g) =>
2 C2H4O2(aq) + Mg(s) = Mg(C2H3O2)2 + H2(g)
NaOH + HOAc = NaOAc + H2O =>
NaOH + HOAc = NaOAc + H2O
IRON(III)CHLORIDE + LEAD(II)NITRATE = IRON(III)NITRATE + LEAD(II)CHLORIDE =>
IRON(III)CHLORIDE + LEAD(II)NITRATE = IRON(III)NITRATE + LEAD(II)CHLORIDE
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
CuSO4(aq) + ZnCrO4 = ZnSO4 + CuCrO4 =>
CuSO4(aq) + ZnCrO4 = ZnSO4 + CuCrO4
NaO + H2O = Na(OH)2(aq) =>
NaO + H2O = Na(OH)2(aq)
(Y(NO3)3(H2O)6)095 + (Zn(NO3)2(H2O)6)005 + Fe(NO3)3(H2O)9 = YZnFeO3 + N2 + O2 + H2O =>
2(Y(NO3)3(H2O)6)095 + 38(Zn(NO3)2(H2O)6)005 + 190 Fe(NO3)3(H2O)9 = 190 YZnFeO3 + 760 N2 + 1995 O2 + 3990 H2O
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