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SiO2 + 4 HF = SiF4 + 2 H2O
AgCN + K = KCNAg =>
AgCN + K = KCNAg
Pb(NO3)2 + K2CrO = PbCrO + KNO3 =>
Pb(NO3)2 + K2CrO = PbCrO + 2 KNO3
SO3 + H2SO4 = H2S2O7 =>
SO3 + H2SO4 = H2S2O7
CuO + H2O + NH3 = Cu(NH3)3 + OH =>
CuO + H2O + 3 NH3 = Cu(NH3)3 + 2 OH
Sr + Ag(NO3) = Ag + Sr(NO3)2 =>
Sr + 2 Ag(NO3) = 2 Ag + Sr(NO3)2
CrO7{-2} + H{+} + {-} = Cr{+3} + H2O =>
CrO7{-2} + 14 H{+} + 9e = Cr{+3} + 7 H2O
Na2S2O3 + Br2 + NaOH = NaBr2 + Na2SO4 + H2O =>
Na2S2O3 + 8 Br2 + 10 NaOH = 8 NaBr2 + 2 Na2SO4 + 5 H2O
S7 + Cl2 = S2Cl2 =>
2 S7 + 7 Cl2 = 7 S2Cl2
HNO3 + Sn(s) = SnO2 + NO2(g) + H2O =>
4 HNO3 + Sn(s) = SnO2 + 4 NO2(g) + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cu(CH3COO)2Sn = CuSn(CH3COO)2 =>
Cu(CH3COO)2Sn = CuSn(CH3COO)2
C5H12 + O2 = CO2 + H12O =>
2 C5H12 + 11 O2 = 10 CO2 + 2 H12O
HCl + CaO = ClCa + OH =>
HCl + CaO = ClCa + OH
SnCl2 + Co = SnCo + Cl2 =>
SnCl2 + Co = SnCo + Cl2
C6H5ONa + H2O + Zn = C6H6 + ZnO + NaOH =>
C6H5ONa + H2O + Zn = C6H6 + ZnO + NaOH
NaCH3COOH2O = NaOHHCH3COO =>
NaCH3COOH2O = NaOHHCH3COO
C6H4(OH)2 + O2 = CO + H2O =>
2 C6H4(OH)2 + 7 O2 = 12 CO + 6 H2O
Br2 + I{-} = Br{-} + I2 =>
Br2 + 2 I{-} = 2 Br{-} + I2
TiO{2+} + NaOH = TiO2 + H2O + Na{+} =>
TiO{2+} + 2 NaOH = TiO2 + H2O + 2 Na{+}
KMnO4 = K2MnO4 + O3 + MnO2 =>
6 KMnO4 = 3 K2MnO4 + 2 O3 + 3 MnO2
NaCO3(aq) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
8 NaCO3(aq) + 9 CH3COOH(aq) = 8 CH3COONa(aq) + 10 CO2(g) + 6 H2O(l)
P2O5 + CuO = Cu3PO4 + O2 =>
2 P2O5 + 12 CuO = 4 Cu3PO4 + 3 O2
MgSO4 + BaOH2 = MgOH2 + BaSO4 =>
MgSO4 + BaOH2 = MgOH2 + BaSO4
I{-} + MnO4{-} + H2O = MnO2 + IO3{-} + OH{-} =>
I{-} + 2 MnO4{-} + H2O = 2 MnO2 + IO3{-} + 2 OH{-}
HCl + KCr = HCr + KCl =>
HCl + KCr = HCr + KCl
K(ClO) = KCl + O2 =>
2 K(ClO) = 2 KCl + O2
Ba(NO3)2 + CO2 + H2O = BaCO3 + HNO3 =>
Ba(NO3)2 + CO2 + H2O = BaCO3 + 2 HNO3
KCr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
2 KCr2O7 + 28 HCl = 2 KCl + 4 CrCl3 + 7 Cl2 + 14 H2O
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
Ag{+} + I{-} = AgI =>
Ag{+} + I{-} = AgI
Ni + O2 = Ni2O3 =>
4 Ni + 3 O2 = 2 Ni2O3
H{+} + MnO7{-} + Se2{-} = MnO2 + Se + H2O =>
10 H{+} + MnO7{-} + 9 Se2{-} = MnO2 + 18 Se + 5 H2O
Cu(C2H3O2)2 + H2O = CH4 + Cu + CO2 =>
4 Cu(C2H3O2)2 + 2 H2O = 7 CH4 + 4 Cu + 9 CO2
AlCl + S = AlS + Cl =>
AlCl + S = AlS + Cl
CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4
K2SO3 + H2S = K2S + H2SO3 =>
K2SO3 + H2S = K2S + H2SO3
P4 + O2 = P3O5 =>
3 P4 + 10 O2 = 4 P3O5
HCl + CuSO4 + Mg = MgSO4 + CuCl + H2 =>
2 HCl + 2 CuSO4 + 2 Mg = 2 MgSO4 + 2 CuCl + H2
I2 + I{-} = I3{-} =>
I2 + I{-} = I3{-}
CH3CO2K + HNO3 = CH4CO2K + NO3 =>
CH3CO2K + HNO3 = CH4CO2K + NO3
C2H8 + *2O2 = *3C + *4H2O =>
3 C2H8 + 3*2O2 = 2*3C + 3*4H2O
VOCl2 + HCl = VOCl3 + H2 =>
2 VOCl2 + 2 HCl = 2 VOCl3 + H2
Cu(NO3)23H2O + Na2CO3 = NaNO3 + Cu + CO3 + H2O =>
2 Cu(NO3)23H2O + 23 Na2CO3 = 46 NaNO3 + 2 Cu + 23 CO3 + 2 H2O
CuCl2*2H2O + Zn = Cu + ZnCl2 + H2O =>
CuCl2*2H2O + Zn = Cu + ZnCl2 + 2 H2O
Zn + VO2{+} + H{+} = Zn{2+} + VO{2+} + H2O =>
Zn + 2 VO2{+} + 4 H{+} = Zn{2+} + 2 VO{2+} + 2 H2O
MgO + Zn(OH)2 = Mg(OH)2 + ZnO =>
MgO + Zn(OH)2 = Mg(OH)2 + ZnO
CuBr2 + Ag2O = CuO + AgBr =>
CuBr2 + Ag2O = CuO + 2 AgBr
H2SO4 + NH3 = (NH4)2SO4 =>
H2SO4 + 2 NH3 = (NH4)2SO4
Ca + Po4 = Ca3(Po4)2 =>
3 Ca + 2 Po4 = Ca3(Po4)2
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