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2 HCl + CaCO3 = CO2 + CaCl2 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Zn(s) + Pb(NO3)2 = Zn(NO3)2(aq) + Pb(s) =>
Zn(s) + Pb(NO3)2 = Zn(NO3)2(aq) + Pb(s)
Fe + CuSO4 = Fe(SO4)2 + Cu =>
Fe + 2 CuSO4 = Fe(SO4)2 + 2 Cu
Fe + BaCl2 = FeCl2 + Ba =>
Fe + BaCl2 = FeCl2 + Ba
K2SO3 = K2O + SO2 =>
K2SO3 = K2O + SO2
C4H4O4 + Br = C4H4Br2O4 =>
C4H4O4 + 2 Br = C4H4Br2O4
O2 + Bi2Te3 = Bi2O4 + TeO2 =>
5 O2 + Bi2Te3 = Bi2O4 + 3 TeO2
Ca(NO3)2 + PbSO4 = CaSO4 + Pb(NO3)2 =>
Ca(NO3)2 + PbSO4 = CaSO4 + Pb(NO3)2
CH3COONH4 + KOH = CH3COOK + NH4OH =>
CH3COONH4 + KOH = CH3COOK + NH4OH
FeCl3 + Ca = CaCl2 + Fe =>
2 FeCl3 + 3 Ca = 3 CaCl2 + 2 Fe
P3 + Cl2 = PCl5 =>
2 P3 + 15 Cl2 = 6 PCl5
NaClO3 + ClF3 = ClO2F + Cl2 + O2 + NaF =>
6 NaClO3 + 4 ClF3 = 6 ClO2F + 2 Cl2 + 3 O2 + 6 NaF
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4 =>
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4
C10H20 + O2 = CO2 + H2O =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Cr + Sn{4}Cl = Cr{3}Cl + Sn =>
4 Cr + 3 Sn{4}Cl = 4 Cr{3}Cl + 3 Sn
MoCl5 + S2{-} = MoS2 + Cl{-} + S =>
MoCl5 + 5 S2{-} = MoS2 + 5 Cl{-} + 8 S
C2H3O2 + NaOH = H2O + CO2 + Na =>
C2H3O2 + 7 NaOH = 5 H2O + 2 CO2 + 7 Na
Hg2O + H2O = Hg(OH) =>
Hg2O + H2O = 2 Hg(OH)
H2S(aq) + O2(g) = S(s) + H2O(l) =>
2 H2S(aq) + O2(g) = 2 S(s) + 2 H2O(l)
Zn + O2 + H2O = Zn{2+} + OH{-} =>
2 Zn + O2 + 2 H2O = 2 Zn{2+} + 4 OH{-}
K2CrO4 + K3SO3 + H2O = CrOH3 + K2SO4 + KOH =>
3 K2CrO4 + 7 K3SO3 + 11 H2O = 3 CrOH3 + 7 K2SO4 + 13 KOH
Ba(NO3)2(aq) + NaOH(aq) = Ba(OH)2 + NaNO3(aq) =>
Ba(NO3)2(aq) + 2 NaOH(aq) = Ba(OH)2 + 2 NaNO3(aq)
H2S + KCl = HCl + K2S =>
H2S + 2 KCl = 2 HCl + K2S
FeCl3 + H2S = FeCl2 + S0 + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S0 + 2 HCl
C4H10 + AlCl3 = C4H9Cl3 + HAl =>
C4H10 + AlCl3 = C4H9Cl3 + HAl
Mg + SnCl2 = MgCl + Sn =>
2 Mg + SnCl2 = 2 MgCl + Sn
CuI + HNO3 = Cu2NO3 + H2IO3 + NO =>
2 CuI + 4 HNO3 = Cu2NO3 + 2 H2IO3 + 3 NO
AgNO3 + SrCl2 = AgCl + NO3 + Sr =>
2 AgNO3 + SrCl2 = 2 AgCl + 2 NO3 + Sr
H2S + Ba = H2 + SBa =>
H2S + Ba = H2 + SBa
Cr(OH)3 + NaOH = NaCr(OH)4 =>
Cr(OH)3 + NaOH = NaCr(OH)4
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Fe(NO3)3 + H2S = FeS + S + HNO3 =>
2 Fe(NO3)3 + 3 H2S = 2 FeS + S + 6 HNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AgNO3(aq) + K2S(aq) = KNO3 + Ag2S(aq) =>
2 AgNO3(aq) + K2S(aq) = 2 KNO3 + Ag2S(aq)
C2H6 + O2 = C2H4O + H2O =>
C2H6 + O2 = C2H4O + H2O
NaNO2 + HCl + KI = I2 + KNO2 + NaCl + H2 =>
2 NaNO2 + 2 HCl + 2 KI = I2 + 2 KNO2 + 2 NaCl + H2
C8H8O2 + H2O = C7H6O2 + CH3OH =>
C8H8O2 + H2O = C7H6O2 + CH3OH
HSbO3 + NaOH = NaSbO3 + H2O =>
HSbO3 + NaOH = NaSbO3 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2S + NH4Cl = KCl + S(NH4)2 =>
K2S + 2 NH4Cl = 2 KCl + S(NH4)2
Hg(NO3)2 + HCl = HgCl2 + H(NO3) =>
Hg(NO3)2 + 2 HCl = HgCl2 + 2 H(NO3)
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
VO2NO3 + KI + H2SO4 = VOSO4 + KNO3 + I2 + H2O =>
2 VO2NO3 + 2 KI + 2 H2SO4 = 2 VOSO4 + 2 KNO3 + I2 + 2 H2O
KBrO3 + XeF2 + KOH = KBrO4 + KF + Xe + HF =>
KBrO3 + XeF2 + KOH = KBrO4 + KF + Xe + HF
HCO3{-} + H{+} = H2O + CO2 =>
HCO3{-} + H{+} = H2O + CO2
HCOOH + Na2O = NaHCOO + H2O =>
2 HCOOH + Na2O = 2 NaHCOO + H2O
H3PO4 + H3BO3 + C7H18O3 = BP + CO2 + H2 =>
11 H3PO4 + 11 H3BO3 + 7 C7H18O3 = 11 BP + 49 CO2 + 96 H2
Br2 + KCI = KBr + CI =>
Br2 + 2 KCI = 2 KBr + 2 CI
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