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H2BO3 + Mg(OH)2 = MgBO3 + 2 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Al + Hg(NO3)3 = Al(NO3)3 + Hg =>
Al + Hg(NO3)3 = Al(NO3)3 + Hg
HNO3(aq) + HI(aq) = NO(g) + I2(g) + H2O(l) =>
2 HNO3(aq) + 6 HI(aq) = 2 NO(g) + 3 I2(g) + 4 H2O(l)
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
H2S + ZnO = ZnS + H2O =>
H2S + ZnO = ZnS + H2O
H2O + NO2 = HNO3 + N2O3 =>
H2O + 4 NO2 = 2 HNO3 + N2O3
NiSO4 + NH3 + H2O = Ni(OH)2 + (NH4)2SO4 =>
NiSO4 + 2 NH3 + 2 H2O = Ni(OH)2 + (NH4)2SO4
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
C5H8 + KMnO4 + KOH = C5H4O8 + K2MnO4 + H2O =>
C5H8 + 20 KMnO4 + 20 KOH = C5H4O8 + 20 K2MnO4 + 12 H2O
LiBr + F2 = LiF + Br2 =>
2 LiBr + F2 = 2 LiF + Br2
Cu(NH3)4{2+} + H{+} + OH{-} = Cu(OH)2 + NH4{+} =>
Cu(NH3)4{2+} + 4 H{+} + 2 OH{-} = Cu(OH)2 + 4 NH4{+}
FeS(s) + HCl(ag) = H2S(g) + FeCl2(aq) =>
FeS(s) + 2 HCl(ag) = H2S(g) + FeCl2(aq)
CrO3 + NH4OH = (NH4)2CrO4 + H2O =>
CrO3 + 2 NH4OH = (NH4)2CrO4 + H2O
SO3 = S + O2 =>
2 SO3 = 2 S + 3 O2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
HCI + Ba(OH)2 = H2O + Ba(CI)2 =>
2 HCI + Ba(OH)2 = 2 H2O + Ba(CI)2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
NH3 + CH3I = CH3NH3I =>
NH3 + CH3I = CH3NH3I
NiNO3(aq) + Na2SO4(aq) = Ni2SO4(s) + NaNO3(aq) =>
2 NiNO3(aq) + Na2SO4(aq) = Ni2SO4(s) + 2 NaNO3(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + CaH4(PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + CaH4(PO4)2
SCN + AgNO3 = AgSCN + NO3 =>
SCN + AgNO3 = AgSCN + NO3
CaO + H{+} = Ca{+2} + H2O =>
CaO + 2 H{+} = Ca{+2} + H2O
K2SO4 + Al2(SO4)3*18H2O = KAl(SO4)2 + H2O =>
K2SO4 + Al2(SO4)3*18H2O = 2 KAl(SO4)2 + 18 H2O
NaS2 + Cu(NO3)2 = Na(NO3)2 + CuS2 =>
NaS2 + Cu(NO3)2 = Na(NO3)2 + CuS2
BaSO4 + C = BaS + CO =>
BaSO4 + 4 C = BaS + 4 CO
Fe(OH)3 + HBO2 = Fe(BO2)3 + H2O =>
Fe(OH)3 + 3 HBO2 = Fe(BO2)3 + 3 H2O
Fe(III) + CuSO4 = Cu + Fe(III)(SO4) =>
Fe(III) + CuSO4 = Cu + Fe(III)(SO4)
NaBrO3 + F2 + NaOH = NaF + NaBrO4 + H2O =>
NaBrO3 + F2 + 2 NaOH = 2 NaF + NaBrO4 + H2O
BaSO4 + C = BaS + CO =>
BaSO4 + 4 C = BaS + 4 CO
PBr3 = P4 + Br2 =>
4 PBr3 = P4 + 6 Br2
NaCH3CO2(aq) + HCl(aq) = CH3CO2H(aq) + NaCl(aq) =>
NaCH3CO2(aq) + HCl(aq) = CH3CO2H(aq) + NaCl(aq)
Pb + FeCl2 = PbCl2 + Fe =>
Pb + FeCl2 = PbCl2 + Fe
KHCO3 + NaOH = KNaCO3 + H2O =>
KHCO3 + NaOH = KNaCO3 + H2O
Si + O = SiO =>
Si + O = SiO
HNo3 + Ca(OH)2 + HBr = Ca(No3)Br + H2O =>
HNo3 + Ca(OH)2 + HBr = Ca(No3)Br + 2 H2O
BaCO3 + CH3COOH = Ba(CH3COO)2 + H2O + CO2 =>
BaCO3 + 2 CH3COOH = Ba(CH3COO)2 + H2O + CO2
K3N2 + H2O = K(OH)2 + NH3 =>
K3N2 + 6 H2O = 3 K(OH)2 + 2 NH3
Ca2C + H2O = C2 + H2 + Ca(OH)2 =>
2 Ca2C + 8 H2O = C2 + 4 H2 + 4 Ca(OH)2
Na3PO4 + CrCl = Na3Cl + PO4Cr =>
Na3PO4 + CrCl = Na3Cl + PO4Cr
HNO3 + Ag(NH3)2 + Br = AgBr + NH4 + NO3 =>
2 HNO3 + Ag(NH3)2 + Br = AgBr + 2 NH4 + 2 NO3
Sn2(SO4)4 + NH4OH = Sn(OH)4 + (NH4)2SO4 =>
Sn2(SO4)4 + 8 NH4OH = 2 Sn(OH)4 + 4(NH4)2SO4
Fe3O4 + H2SO4 = Fe3(SO4)4 + H2O =>
Fe3O4 + 4 H2SO4 = Fe3(SO4)4 + 4 H2O
NH2CH2COOCH3 + KOH = NH2CH2COOK + CH3OH =>
NH2CH2COOCH3 + KOH = NH2CH2COOK + CH3OH
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4 =>
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4
Br{-} + MnO4{-} + H{+} = Br2 + Mn{+2} + H2O =>
10 Br{-} + 2 MnO4{-} + 16 H{+} = 5 Br2 + 2 Mn{+2} + 8 H2O
Ca(HCO3)2 + HCl = H2O + CaCl2 + CO2 =>
Ca(HCO3)2 + 2 HCl = 2 H2O + CaCl2 + 2 CO2
P + S = P4S10 =>
4 P + 10 S = P4S10
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