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2 HCl + FeS = H2S + FeCl2
H3CNO2 + NaOCl = Cl3CNO2 + NaOH =>
H3CNO2 + 3 NaOCl = Cl3CNO2 + 3 NaOH
(a)AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2(a)AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
Na2HPO4 + BaCl2 = BaHPO4 + NaCl =>
Na2HPO4 + BaCl2 = BaHPO4 + 2 NaCl
Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3
Cu2CO3(OH)2 = CO2 + CuO + H2O =>
Cu2CO3(OH)2 = CO2 + 2 CuO + H2O
HPO4{2-} + H2O = H2PO4{-} + OH{-} =>
HPO4{2-} + H2O = H2PO4{-} + OH{-}
CaCI2 + CuSO4 = CaSO4 + CuCI2 =>
CaCI2 + CuSO4 = CaSO4 + CuCI2
C7H14 + KMnO4 + KOH = C7H14O2 + K2MnO4 + H2O =>
C7H14 + 4 KMnO4 + 4 KOH = C7H14O2 + 4 K2MnO4 + 2 H2O
C16H18N3SCl + O2 = CO2 + H2O + SO3 + Cl2 + NH3 =>
4 C16H18N3SCl + 79 O2 = 64 CO2 + 18 H2O + 4 SO3 + 2 Cl2 + 12 NH3
C9H12 + O2 = CO2 + H2O =>
C9H12 + 12 O2 = 9 CO2 + 6 H2O
AlNO3 + NH4OH + NaOH = Al(NH3)2OH + NaNO3 + H2O =>
AlNO3 + 2 NH4OH + NaOH = Al(NH3)2OH + NaNO3 + 2 H2O
Zn(OH)2 + NH3 = Zn(NH3)4 + OH =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4 + 2 OH
LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + H2O(l) =>
3 LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + 3 H2O(l)
I2 + Li = LiI =>
I2 + 2 Li = 2 LiI
Ca4Al2(SO4)(OH)12*6H2O + CaSO4*2H2O + H2O = Ca6Al2(SO4)3(OH)12*26H2O =>
Ca4Al2(SO4)(OH)12*6H2O + 2 CaSO4*2H2O + 16 H2O = Ca6Al2(SO4)3(OH)12*26H2O
[HSO3C6H4NN]HSO4 + Na2SO3 + H2O = [HSO3C6H4NHNH3]HSO4 + Na2SO4 =>
[HSO3C6H4NN]HSO4 + 2 Na2SO3 + 2 H2O = [HSO3C6H4NHNH3]HSO4 + 2 Na2SO4
Fe(s) + CuBr2(aq) = Cu(s) + FeBr2(aq) =>
Fe(s) + CuBr2(aq) = Cu(s) + FeBr2(aq)
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
Pb(NO3)2 + NH3 = PbH2 + N(NO3)3 =>
3 Pb(NO3)2 + 2 NH3 = 3 PbH2 + 2 N(NO3)3
Zn + HBr = Zn(Br)2 + H =>
Zn + 2 HBr = Zn(Br)2 + 2 H
HSO2 + O2 = H2O + SO2 =>
4 HSO2 + O2 = 2 H2O + 4 SO2
MoO3 + Al = Mo + Al2O3 =>
MoO3 + 2 Al = Mo + Al2O3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
NaOH + H2504 = Na2504 + H2O =>
2504 NaOH + H2504 = Na2504 + 2504 H2O
P2H4 + O2 = P4O10 + H2O =>
2 P2H4 + 7 O2 = P4O10 + 4 H2O
C6H12O6 + Ac2O = C6H7O6Ac5 + AcOH =>
C6H12O6 + 5 Ac2O = C6H7O6Ac5 + 5 AcOH
Sn + HNO3 + HCl = SnCl4 + NO + H2O =>
3 Sn + 4 HNO3 + 12 HCl = 3 SnCl4 + 4 NO + 8 H2O
CaAl2(SO4)4 + H2S = Al2S3 + CaSO4 + H2SO4 =>
CaAl2(SO4)4 + 3 H2S = Al2S3 + CaSO4 + 3 H2SO4
C2H5OH + H{+} + Cr2O7{2-} = CH3CHO + Cr{3+} + H2O =>
3 C2H5OH + 8 H{+} + Cr2O7{2-} = 3 CH3CHO + 2 Cr{3+} + 7 H2O
Na2SO3 + S + H2O = Na2SO4 + H2S =>
Na2SO3 + S + H2O = Na2SO4 + H2S
W2O5 + CO = W + CO2 =>
W2O5 + 5 CO = 2 W + 5 CO2
O2 + S8 = SO2 =>
8 O2 + S8 = 8 SO2
MnCl2 + Cl2 + KOH = KMnO4 + KCl + H2O =>
2 MnCl2 + 5 Cl2 + 16 KOH = 2 KMnO4 + 14 KCl + 8 H2O
KMnO4 + CaNO3 = CaMnO4 + KNO3 =>
KMnO4 + CaNO3 = CaMnO4 + KNO3
CdCO3(s) = CdO(aq) + CO2(aq) =>
CdCO3(s) = CdO(aq) + CO2(aq)
NaHCO3 + CH3COOH = CO2 + H2O + Na{+} + CH3COO{-} =>
NaHCO3 + CH3COOH = CO2 + H2O + Na{+} + CH3COO{-}
C6H10O + O2 = CO2 + H2O =>
C6H10O + 8 O2 = 6 CO2 + 5 H2O
HgCl2 + H2SO3 = H2O + Cl2 + HgSO2 =>
HgCl2 + H2SO3 = H2O + Cl2 + HgSO2
Si + Zn = SiZn =>
Si + Zn = SiZn
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ca(NO3)2 + (NH4)2HPO4 + HN3 + H2O = Ca10(PO4)6(OH)2 + NH4NO3 =>
10 Ca(NO3)2 + 6(NH4)2HPO4 + 8 HN3 + 26 H2O = Ca10(PO4)6(OH)2 + 28 NH4NO3
CaS = Ca*S =>
CaS = Ca*S
K + BaBr2 = KBr + Ba =>
2 K + BaBr2 = 2 KBr + Ba
H2 + S = H2S =>
H2 + S = H2S
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
CaOH + H3Po4 = Ca3(Po4) + H2O =>
3 CaOH + H3Po4 = Ca3(Po4) + 3 H2O
RbOH + KNO3 = RbNO3 + KOH =>
RbOH + KNO3 = RbNO3 + KOH
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
(NH4)CrO4 + Ba(NO3)2 = BaCrO4 + NH4(NO3)2 =>
(NH4)CrO4 + Ba(NO3)2 = BaCrO4 + NH4(NO3)2
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