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4(NH4)2MoO4 + Zn + 10 HCl = Mo4O11 + ZnCl2 + 8 NH4Cl + 5 H2O
Al + BaO3 = Al2O3 + Ba =>
2 Al + BaO3 = Al2O3 + Ba
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ca(OH)2 + NH4Cl = CaCl2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 H2O + 2 NH3
B + H3PO4 = BPO4 + H2 =>
2 B + 2 H3PO4 = 2 BPO4 + 3 H2
NiSO4*7H2O = NiO + H2O + H2SO4 =>
NiSO4*7H2O = NiO + 6 H2O + H2SO4
KCl + CS = KS + CCl =>
KCl + CS = KS + CCl
Cu2 + SO4 = CuSO4 =>
Cu2 + 2 SO4 = 2 CuSO4
Na + C12 = NaC1 =>
12 Na + C12 = 12 NaC1
C4 + O2 = CO =>
C4 + 2 O2 = 4 CO
Na2[Zn(OH)4] + SO2 = Na2SO3 + Zn(OH)2 + H2O =>
Na2[Zn(OH)4] + SO2 = Na2SO3 + Zn(OH)2 + H2O
HIO3 + Au(OH)3 = Au(IO3)3 + H2O =>
3 HIO3 + Au(OH)3 = Au(IO3)3 + 3 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
GeO2 + H2 = H2O + Ge =>
GeO2 + 2 H2 = 2 H2O + Ge
KBr + KCIO2 + H2SO4 = Br2 + KCI + K2SO4 + H3O =>
6 KBr + KCIO2 + 3 H2SO4 = 3 Br2 + KCI + 3 K2SO4 + 2 H3O
NH4HCO3(aq) + NaCl(aq) = NaHCO3(s) + NH4Cl(aq) =>
NH4HCO3(aq) + NaCl(aq) = NaHCO3(s) + NH4Cl(aq)
NaY + KMnO4 + KOH = K2MnO4 + Y2 + NaOH =>
2 NaY + 2 KMnO4 + 2 KOH = 2 K2MnO4 + Y2 + 2 NaOH
Na2CO3 + NaNO3 = Na2 + CO3NO3 =>
2 Na2CO3 + 2 NaNO3 = 3 Na2 + 2 CO3NO3
S + H2O = H2S + SO2 =>
3 S + 2 H2O = 2 H2S + SO2
SO4 + S = SO3 =>
3 SO4 + S = 4 SO3
Na2CrO4 + CrO3 = Na2Cr2O7 =>
Na2CrO4 + CrO3 = Na2Cr2O7
KMnO4 + CH{-}CH = KOOC{-}COOK + MnO2 + KOH + H2O =>
4 KMnO4 + 3 CH{-}CH = 3 KOOC{-}COOK + 4 MnO2 + KOH + H2O
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
MnO + CO2 = MnO2 + CO =>
MnO + CO2 = MnO2 + CO
NaHCO3 + NO2 = NaNO3 + H2 + CO2 =>
2 NaHCO3 + 2 NO2 = 2 NaNO3 + H2 + 2 CO2
Pt + AgNO3 = Pt(NO3)2 + Ag =>
Pt + 2 AgNO3 = Pt(NO3)2 + 2 Ag
MgCl2 + Zn(NO3)2 = Mg(NO3)2 + ZnCl2 =>
MgCl2 + Zn(NO3)2 = Mg(NO3)2 + ZnCl2
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ca(OH)2 + NH4Cl = CaCl2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 H2O + 2 NH3
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
Cr3(AsO3)2 + Ni(IO3)3 = NiAsO3 + Cr(IO3)2 =>
Cr3(AsO3)2 + 2 Ni(IO3)3 = 2 NiAsO3 + 3 Cr(IO3)2
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
BaBr2 + Pb(NO3)2 = Ba(NO3)2 + PbBr2 =>
BaBr2 + Pb(NO3)2 = Ba(NO3)2 + PbBr2
P4 + O = P2O5 =>
P4 + 10 O = 2 P2O5
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
C2Cl6 + Cl2 = CCl4 =>
C2Cl6 + Cl2 = 2 CCl4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Pb(s) + O2(g) = PbO(s) =>
2 Pb(s) + O2(g) = 2 PbO(s)
Ca(s) + H2O(l) = Ca(OH)2(s) + H2(aq) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(s) + H2(aq)
K + O2 = K2O =>
4 K + O2 = 2 K2O
NS = N + S =>
NS = N + S
Bi + SnCl4 = BiCl5 + Sn =>
4 Bi + 5 SnCl4 = 4 BiCl5 + 5 Sn
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Cl2 + CaF2 = CaCl2 + F2 =>
Cl2 + CaF2 = CaCl2 + F2
H2 + SnCl4 = SnCl2 + HCl2 =>
H2 + 2 SnCl4 = 2 SnCl2 + 2 HCl2
Al(OH)3 + HNO4 = Al(NO4)3 + H2O =>
Al(OH)3 + 3 HNO4 = Al(NO4)3 + 3 H2O
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