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SiO2 + 3 NH4FHF = (NH4)2SiF6 + NH3 + 2 H2O
CrO5 + H2SO4 = Cr2(SO4)3 + O2 + H2O =>
4 CrO5 + 6 H2SO4 = 2 Cr2(SO4)3 + 7 O2 + 6 H2O
ZnSO4 + Ni(C2H3O2)2 = Zn(C2H3O2)2 + NiSO4 =>
ZnSO4 + Ni(C2H3O2)2 = Zn(C2H3O2)2 + NiSO4
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
Fe + PbO2 = FeO2 + Pb =>
Fe + PbO2 = FeO2 + Pb
H2(SO4) + NaOH = Na2SO4 + H2O =>
H2(SO4) + 2 NaOH = Na2SO4 + 2 H2O
Ca(NO3)2 + NaHCO3 = CaCO3 + NaNO3 + CO2 + H2O =>
Ca(NO3)2 + 2 NaHCO3 = CaCO3 + 2 NaNO3 + CO2 + H2O
Na2HPO4 + AgNO3 = Ag3PO4 + NaNO3 + HNO3 =>
Na2HPO4 + 3 AgNO3 = Ag3PO4 + 2 NaNO3 + HNO3
RbBr + ZnCl = ZnBr + RbCl =>
RbBr + ZnCl = ZnBr + RbCl
CuBr2 + NaI = Br2 + CuI + NaBr =>
2 CuBr2 + 2 NaI = Br2 + 2 CuI + 2 NaBr
HClO3 + NaOH = NaClO3 + H2O1 =>
HClO3 + NaOH = NaClO3 + H2O1
BO2 + H2O = BO3 + H3 =>
3 BO2 + 3 H2O = 3 BO3 + 2 H3
CH3COOH + C3H8O = H2O + C5H10O2 =>
CH3COOH + C3H8O = H2O + C5H10O2
CH4 + CO2 = C + H2O =>
CH4 + CO2 = 2 C + 2 H2O
NH3 + AgNO3 = NAg + H2O + NHO3 =>
3 NH3 + 4 AgNO3 = 4 NAg + 3 H2O + 3 NHO3
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Al + Na2CO3 + H2O = Na[Al(OH)4] + NaHCO3 + H2 =>
2 Al + 2 Na2CO3 + 8 H2O = 2 Na[Al(OH)4] + 2 NaHCO3 + 3 H2
Ba + Co(NO3)3 = Ba(NO3) + Co =>
3 Ba + Co(NO3)3 = 3 Ba(NO3) + Co
KOH + Al2O3 + H2O = K[Al(OH)4(H2O)2] =>
2 KOH + Al2O3 + 7 H2O = 2 K[Al(OH)4(H2O)2]
Fe + HNO3 = Fe[NO3]3 + NO + H2O =>
Fe + 4 HNO3 = Fe[NO3]3 + NO + 2 H2O
C + HNO3 = H2O + NO + CO2 =>
3 C + 4 HNO3 = 2 H2O + 4 NO + 3 CO2
Pb + HCl = PbCl2 + H =>
Pb + 2 HCl = PbCl2 + 2 H
C6H5CH2Cl + NH3 = C6H5CH2NH3 + Cl =>
C6H5CH2Cl + NH3 = C6H5CH2NH3 + Cl
H3AsO3 + Ni(OH)2 = Ni3(AsO3)2 + H2O =>
2 H3AsO3 + 3 Ni(OH)2 = Ni3(AsO3)2 + 6 H2O
ZnS + H2Br = ZnBr + H2S =>
ZnS + H2Br = ZnBr + H2S
K2Cr2O7 + HI = KI + CrI3 + I2 + H2O =>
K2Cr2O7 + 14 HI = 2 KI + 2 CrI3 + 3 I2 + 7 H2O
Al2C3 + H2O = Al(OH)3 + C2H4 =>
2 Al2C3 + 12 H2O = 4 Al(OH)3 + 3 C2H4
NaI(s) + H2SO4(aq) = Na2SO4(aq) + H2(g) + I2(g) =>
2 NaI(s) + H2SO4(aq) = Na2SO4(aq) + H2(g) + I2(g)
Au2(SO4)3 = Au + (SO4) =>
Au2(SO4)3 = 2 Au + 3(SO4)
K2Cr2O7 + H2O + C = CO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 C = 3 CO2 + 4 KOH + 2 Cr2O3
Mg + CrCl3 = MgCl2 + Cr =>
3 Mg + 2 CrCl3 = 3 MgCl2 + 2 Cr
Cu2(NO3)(aq) + NaS(aq) = CuS(s) + Na2(NO3)(aq) =>
Cu2(NO3)(aq) + 2 NaS(aq) = 2 CuS(s) + Na2(NO3)(aq)
AgNO3 + KNO3 = AgK + NO3 =>
AgNO3 + KNO3 = AgK + 2 NO3
BaCO3 + HOH = H2CO3 + Ba(OH)2 =>
BaCO3 + 2 HOH = H2CO3 + Ba(OH)2
Co(NO3)2 + NaCNS = Na2[Co(CNS)4] + NaNO3 =>
Co(NO3)2 + 4 NaCNS = Na2[Co(CNS)4] + 2 NaNO3
KI + H2(SO4) = K2(SO4) + I2 + H2S + H2O =>
8 KI + 5 H2(SO4) = 4 K2(SO4) + 4 I2 + H2S + 4 H2O
PbO + HI = Pb(OH) + I2 =>
2 PbO + 2 HI = 2 Pb(OH) + I2
Na2S + HCl + K2Cr2O7 = KCl + S + NaCl + CrCl3 + H2O =>
3 Na2S + 14 HCl + K2Cr2O7 = 2 KCl + 3 S + 6 NaCl + 2 CrCl3 + 7 H2O
Ag(NH3)2{+} + KI = AgI + NH3 + K{+} =>
Ag(NH3)2{+} + KI = AgI + 2 NH3 + K{+}
BaO4 + HNO3 = Ba(NO3) + H202 + O2 =>
202 BaO4 + 202 HNO3 = 202 Ba(NO3) + H202 + 404 O2
Zn(s) + CH3COOH(aq) = H2(g) + Zn(O2CCH3)2(aq) =>
Zn(s) + 2 CH3COOH(aq) = H2(g) + Zn(O2CCH3)2(aq)
LiHCO3 + H2SO4 = Li2SO4 + H2O + CO2 =>
2 LiHCO3 + H2SO4 = Li2SO4 + 2 H2O + 2 CO2
Zn + Cu2(SO4)2 = Zn(SO4)2 + Cu =>
Zn + Cu2(SO4)2 = Zn(SO4)2 + 2 Cu
Ti + Br2 = TiBr2 =>
Ti + Br2 = TiBr2
Al(NO{-}3){-}3 + NaOH = Al(OH){-}3 + Na(NO{-}3) =>
Al(NO{-}3){-}3 + NaOH = Al(OH){-}3 + Na(NO{-}3)
Br2 + AgI = AgBr + I =>
Br2 + 2 AgI = 2 AgBr + 2 I
HCl(aq) + Ag2CO3(s) = AgCl(s) + CO2(g) + H2O(g) =>
2 HCl(aq) + Ag2CO3(s) = 2 AgCl(s) + CO2(g) + H2O(g)
H3AsO4 + KI + H2SO4 = As2O3 + K2SO4 + I2 + H2O =>
2 H3AsO4 + 4 KI + 2 H2SO4 = As2O3 + 2 K2SO4 + 2 I2 + 5 H2O
KMnO4 + Cu(NO3)2 = Cu(MnO4)2 + KNO3 =>
2 KMnO4 + Cu(NO3)2 = Cu(MnO4)2 + 2 KNO3
H + PbO2 = Pb + HO2 =>
H + PbO2 = Pb + HO2
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