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SiO2 + 4 HF = 2 H2O + SiF4
K2[Zn(OH)4] + HCl = ZnCl2 + KOH + H2O =>
K2[Zn(OH)4] + 2 HCl = ZnCl2 + 2 KOH + 2 H2O
CH4 + NaOH = C(OH)4 + NaH =>
CH4 + 4 NaOH = C(OH)4 + 4 NaH
Hg + Br2 = HgBr2 =>
Hg + Br2 = HgBr2
CuCl + NaOH + HCl = CuCl2 + H2O + Na =>
CuCl + NaOH + HCl = CuCl2 + H2O + Na
BaCO3 + NH3 = BaH2 + (NH)2(CO3)2 =>
2 BaCO3 + 2 NH3 = 2 BaH2 + (NH)2(CO3)2
Nh4 + HCl = Nh4Cl + H2 =>
2 Nh4 + 2 HCl = 2 Nh4Cl + H2
Zn(OH)2 + P2O5 = ZnHPO4 + H2O =>
2 Zn(OH)2 + P2O5 = 2 ZnHPO4 + H2O
Pd + HCl + HNO3 = PdCl2 + NO2 + H2O =>
Pd + 2 HCl + 2 HNO3 = PdCl2 + 2 NO2 + 2 H2O
CuSO4(aq) + NH4OH(aq) = Cu(OH)2(aq) + (NH4)2SO4(aq) =>
CuSO4(aq) + 2 NH4OH(aq) = Cu(OH)2(aq) + (NH4)2SO4(aq)
Cu(C2H3O2)2 + Fe = Fe(C2H3O2)3 + Cu =>
3 Cu(C2H3O2)2 + 2 Fe = 2 Fe(C2H3O2)3 + 3 Cu
HNO3 + HCl = NO + H2O + Cl2 =>
2 HNO3 + 6 HCl = 2 NO + 4 H2O + 3 Cl2
MgSO4 + Pb(NO3)2 = Mg(NO3)2 + PbSO4 =>
MgSO4 + Pb(NO3)2 = Mg(NO3)2 + PbSO4
KMnO4 + NaHSO3 + NaOH = MnO2 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 3 NaHSO3 + NaOH = 2 MnO2 + K2SO4 + 2 Na2SO4 + 2 H2O
K(NO3) + C12H22O11 = N2 + CO2 + H2O + K2CO3 =>
48 K(NO3) + 5 C12H22O11 = 24 N2 + 36 CO2 + 55 H2O + 24 K2CO3
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
C2H5OH + MnO4{-} = C2H3O2{-} + MnO2 + H2O + OH{-} =>
3 C2H5OH + 4 MnO4{-} = 3 C2H3O2{-} + 4 MnO2 + 4 H2O + OH{-}
Fe(SO4) + HCl = H2(SO4) + FeCl2 =>
Fe(SO4) + 2 HCl = H2(SO4) + FeCl2
CaCl2 + K4[Fe(CN)6] + NH4Cl = Ca(NH4)2[Fe(CN)6] + KCl =>
CaCl2 + K4[Fe(CN)6] + 2 NH4Cl = Ca(NH4)2[Fe(CN)6] + 4 KCl
Al(OH)3 + Cs2CO3 = CsAlO2 + H2O + CO2 =>
2 Al(OH)3 + Cs2CO3 = 2 CsAlO2 + 3 H2O + CO2
HClO4(aq) + K2CO3(aq) = KOH + KCl + CO2 + O2 =>
HClO4(aq) + K2CO3(aq) = KOH + KCl + CO2 + 2 O2
K2HPO4 + Ca(OH)2 = Ca3(PO4)2 + K3PO4 + H2O =>
6 K2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 K3PO4 + 6 H2O
NaOH + CH4 = Na + CO2 + H2O =>
8 NaOH + CH4 = 8 Na + CO2 + 6 H2O
Ba + (NH4)2SO4 = BaSO4(s) + NH4 =>
Ba + (NH4)2SO4 = BaSO4(s) + 2 NH4
KOH(aq) + NiSO4(aq) = K2SO4 + Ni(OH)2 =>
2 KOH(aq) + NiSO4(aq) = K2SO4 + Ni(OH)2
Fe2O3 + Na2O2 = Na2FeO4 + Na2O =>
Fe2O3 + 3 Na2O2 = 2 Na2FeO4 + Na2O
Fe2(SO4)3 + NaHCO3 = Fe(OH)3 + Na2(SO4) + CO2 =>
Fe2(SO4)3 + 6 NaHCO3 = 2 Fe(OH)3 + 3 Na2(SO4) + 6 CO2
CaCl2 + NaCl = CaClNaCl2 =>
CaCl2 + NaCl = CaClNaCl2
CrI3 + KOH + Cl2O = K2CrO4 + KIO4 + KCl + H2O =>
4 CrI3 + 74 KOH + 27 Cl2O = 4 K2CrO4 + 12 KIO4 + 54 KCl + 37 H2O
HClO4 + Sn(OH)4 = Sn(ClO4)4 + H2O =>
4 HClO4 + Sn(OH)4 = Sn(ClO4)4 + 4 H2O
NaBr + H2O = NaOH + HBr =>
NaBr + H2O = NaOH + HBr
MnO4{-} + H2O + C2O4{-2} = MnO2 + CO3{-2} + H{+} =>
2 MnO4{-} + 2 H2O + 3 C2O4{-2} = 2 MnO2 + 6 CO3{-2} + 4 H{+}
ZnCO3 + C6H8O7 = Zn3(C6H5O7) + H2O + CO2 =>
18 ZnCO3 + 7 C6H8O7 = 6 Zn3(C6H5O7) + 13 H2O + 24 CO2
C7H6O3 + NaOH = C7H5NaO3 + H2O =>
C7H6O3 + NaOH = C7H5NaO3 + H2O
Mg + CN = MgCN =>
Mg + CN = MgCN
Sn + FeCl3 = Fe2 + Sn2Cl =>
12 Sn + 2 FeCl3 = Fe2 + 6 Sn2Cl
CuSO4 + KCl = K2SO4 + CuCl2 =>
CuSO4 + 2 KCl = K2SO4 + CuCl2
CS2 + NO = CO + SO2 + N2 =>
2 CS2 + 10 NO = 2 CO + 4 SO2 + 5 N2
KMnO4 + H2SO3 = MnSO4 + KHSO4 + H2SO4 + H2O =>
2 KMnO4 + 5 H2SO3 = 2 MnSO4 + 2 KHSO4 + H2SO4 + 3 H2O
CI + KBr = KCI + Br2 =>
2 CI + 2 KBr = 2 KCI + Br2
Bi(NO3)3 + NaOH = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 NaNO3
NaH2PO4 + KOH = NaOH + KH2PO4 =>
NaH2PO4 + KOH = NaOH + KH2PO4
Cr2(SO4)3 + KMnO4 + H2O = K2Cr2O7 + H2Cr2O7 + MnSO4 + H2SO4 =>
5 Cr2(SO4)3 + 6 KMnO4 + 11 H2O = 3 K2Cr2O7 + 2 H2Cr2O7 + 6 MnSO4 + 9 H2SO4
CH4 + Al = AlCH4 =>
CH4 + Al = AlCH4
MgO + NaOH = MgO2 + NaH =>
MgO + NaOH = MgO2 + NaH
Sb + H2SO4 = Sb2(SO4)3 + SO2 + H2O =>
2 Sb + 6 H2SO4 = Sb2(SO4)3 + 3 SO2 + 6 H2O
Br2 + Na2CO3 = NaBr + NaBrO3 + CO2 =>
3 Br2 + 3 Na2CO3 = 5 NaBr + NaBrO3 + 3 CO2
Ca(HCO3)2 + H2SO4 = CaSO4 + H2O + CO2 =>
Ca(HCO3)2 + H2SO4 = CaSO4 + 2 H2O + 2 CO2
NH3 + Ca(OH)2 = Ca3N2 + HOH =>
2 NH3 + 3 Ca(OH)2 = Ca3N2 + 6 HOH
P4 + KOH + H2O = PH3 + KH2PO3 =>
P4 + 2 KOH + 4 H2O = 2 PH3 + 2 KH2PO3
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