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8 Zn + S8 = 8 ZnS1
Ca(OH)2 + NH4F = Ca(NH4)2 + FOH =>
Ca(OH)2 + 2 NH4F = Ca(NH4)2 + 2 FOH
NaCl + Hg(C2H3O2)2 = Na(C2H3O2) + HgCl2 =>
2 NaCl + Hg(C2H3O2)2 = 2 Na(C2H3O2) + HgCl2
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
NH3 + ClF3 = N2 + Cl2 + FH =>
2 NH3 + 2 ClF3 = N2 + Cl2 + 6 FH
MgO(s) + H3PO4(aq) = Mg3(PO4)2(aq) + H2O =>
3 MgO(s) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 3 H2O
H2SO4 + NH4Cl = H2O + HCl + N + SO2 =>
3 H2SO4 + 2 NH4Cl = 6 H2O + 2 HCl + 2 N + 3 SO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3COOH + Sn = Sn(CH3COO)4 + H =>
4 CH3COOH + Sn = Sn(CH3COO)4 + 4 H
C6H5CHO + KHSO5 = C6H5COOH + KHSO4 =>
C6H5CHO + KHSO5 = C6H5COOH + KHSO4
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Rh2O3 + H2O = Rh(OH)3 =>
Rh2O3 + 3 H2O = 2 Rh(OH)3
CH3OH + CrO7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
9 CH3OH + 2 CrO7{2-} + 10 H{+} = 9 CH2O + 2 Cr{3+} + 14 H2O
Hg(NO3)2 + C2H5OH = Hg(ONC)2 + H2O + CO2 =>
3 Hg(NO3)2 + 4 C2H5OH = 3 Hg(ONC)2 + 12 H2O + 2 CO2
HI(aq) + H2O(l) = H3O(l) + I(s) =>
HI(aq) + H2O(l) = H3O(l) + I(s)
MnO4{-} + CH3OH + H{+} = CH3COOH + Mn{2+} + H2O =>
4 MnO4{-} + 10 CH3OH + 12 H{+} = 5 CH3COOH + 4 Mn{2+} + 16 H2O
Ba + MnO2 = BaO + Mn =>
2 Ba + MnO2 = 2 BaO + Mn
Zn + Ca(SO4)2 = Ca + Zn(SO4)2 =>
Zn + Ca(SO4)2 = Ca + Zn(SO4)2
CO2 = C + O =>
CO2 = C + 2 O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SNa2S + CuBr = NaBr + CuS =>
SNa2S + 2 CuBr = 2 NaBr + 2 CuS
HNO3 + FeS = Fe(NO3)2 + NO2 + H2SO4 + H2O =>
10 HNO3 + FeS = Fe(NO3)2 + 8 NO2 + H2SO4 + 4 H2O
Na2O + H2SO3 = Na2SO4 + H2 =>
Na2O + H2SO3 = Na2SO4 + H2
CH3OH + CrO7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
9 CH3OH + 2 CrO7{2-} + 10 H{+} = 9 CH2O + 2 Cr{3+} + 14 H2O
Fe2S2O8 + KOH = K2SO4 + FeO2H2 =>
Fe2S2O8 + 4 KOH = 2 K2SO4 + 2 FeO2H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KClO3 + KI + H2SO4 = I2 + KCl + H2O + K2SO4 =>
KClO3 + 6 KI + 3 H2SO4 = 3 I2 + KCl + 3 H2O + 3 K2SO4
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Fe(OH)2 + HBr = Fe(Br)2 + H2O =>
Fe(OH)2 + 2 HBr = Fe(Br)2 + 2 H2O
Cr2(SO4)3 + NH3 = Cr + (NH3)2SO4 =>
Cr2(SO4)3 + 6 NH3 = 2 Cr + 3(NH3)2SO4
Ba + Cl2 = BaCl2 = BaCl2 =>
Ba + Cl2 = BaCl2
ZnCl2 + C2H6OS = ZnS + HCl + O + CH2 =>
ZnCl2 + C2H6OS = ZnS + 2 HCl + O + 2 CH2
Cd + HCl = CdH + Cl =>
Cd + HCl = CdH + Cl
Fe2 + Cl = Fe3Cl =>
3 Fe2 + 2 Cl = 2 Fe3Cl
Mg + OCl{-} + H2O = Mg(OH)2 + Cl{-} =>
Mg + OCl{-} + H2O = Mg(OH)2 + Cl{-}
NaI + K2Cr2O7 + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
6 NaI + K2Cr2O7 + 7 H2SO4 = 3 I2 + Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 7 H2O
CoS + NH4NO3 = Co(NO3)2 + (NH4)2S =>
CoS + 2 NH4NO3 = Co(NO3)2 + (NH4)2S
HF + HNO3 = FNO3 + H2 =>
HF + HNO3 = FNO3 + H2
MgAl2O4 + H2O = Mg(OH)2 + AlO(OH) =>
MgAl2O4 + 2 H2O = Mg(OH)2 + 2 AlO(OH)
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
NaAlO2*2H2O + Na2SiO3*9H2O = Na2Al2Si2O8 + NaOH + H2O =>
2 NaAlO2*2H2O + 2 Na2SiO3*9H2O = Na2Al2Si2O8 + 4 NaOH + 20 H2O
H{+} + Cr2O7{2-} + Cu{+} = Cr{3+} + Cu{2+} + H2O =>
14 H{+} + Cr2O7{2-} + 6 Cu{+} = 2 Cr{3+} + 6 Cu{2+} + 7 H2O
AlCl3*6H2O + KOH = Al(OH)3 + KCl + H2O =>
AlCl3*6H2O + 3 KOH = Al(OH)3 + 3 KCl + 6 H2O
P4 + HNO3 = P2O5 + N2 + H2O =>
P4 + 4 HNO3 = 2 P2O5 + 2 N2 + 2 H2O
KFeO2 + HBr = KBr + FeBr3 + H2O =>
KFeO2 + 4 HBr = KBr + FeBr3 + 2 H2O
CH3OH + CrO7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
9 CH3OH + 2 CrO7{2-} + 10 H{+} = 9 CH2O + 2 Cr{3+} + 14 H2O
N2O4 + H2O = HNO3 + N2O =>
4 N2O4 + 3 H2O = 6 HNO3 + N2O
H2O + PbO2 = PbO + OH =>
H2O + PbO2 = PbO + 2 OH
CaH2 + H2O = Ca(OO)2 + H2 =>
CaH2 + 4 H2O = Ca(OO)2 + 5 H2
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