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Pb(NO3)2 + (NH4)2S = PbS + 2 NH4NO3
H3PO3 + K2Cr2O7 + H2SO4 = H3PO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 H3PO3 + K2Cr2O7 + 4 H2SO4 = 3 H3PO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
K2O + Na2O = KNaO =>
K2O + Na2O = 2 KNaO
HCl(aq) + CrCO3(s) = CrCl2(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + CrCO3(s) = CrCl2(aq) + H2O(l) + CO2(g)
CaC2(s) + H2O(l) = Ca(OH)2(aq) + C2H2(g) =>
CaC2(s) + 2 H2O(l) = Ca(OH)2(aq) + C2H2(g)
Fe2(SO3)3 + H3PO4 = H2O + SO2 + FePO4 =>
Fe2(SO3)3 + 2 H3PO4 = 3 H2O + 3 SO2 + 2 FePO4
Al(NO3)3 + KHCO3 = Al(HCO3)3 + KNO3 =>
Al(NO3)3 + 3 KHCO3 = Al(HCO3)3 + 3 KNO3
Co + NH3 + H2O = Co(OH)3 + NH4 =>
Co + 3 NH3 + 3 H2O = Co(OH)3 + 3 NH4
K2O + Na2O = KNaO =>
K2O + Na2O = 2 KNaO
HBr + CrS = H2S + CrBr2 =>
2 HBr + CrS = H2S + CrBr2
KMnO4 + K2SnO2 + KOH = K2MnO4 + K2SnO3 + H2O =>
2 KMnO4 + K2SnO2 + 2 KOH = 2 K2MnO4 + K2SnO3 + H2O
NH4OH(aq) + H2SO4(aq) = (NH4)2SO4(aq) + H2O(aq) =>
2 NH4OH(aq) + H2SO4(aq) = (NH4)2SO4(aq) + 2 H2O(aq)
CrCl3 + NaOH = Na[Cr(OH)4] + NaCl =>
CrCl3 + 4 NaOH = Na[Cr(OH)4] + 3 NaCl
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]2 + K2SO4 =>
2 K4[Fe(CN)6] + 4 FeSO4 = Fe4[Fe(CN)6]2 + 4 K2SO4
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
Fe(NO) + KS = KNO + FeS =>
Fe(NO) + KS = KNO + FeS
C2H5OH + CH4N2O + CH3COOH = C10H9NO2 + H2O =>
4 C2H5OH + 2 CH4N2O + 15 CH3COOH = 4 C10H9NO2 + 28 H2O
Mg3N2 + H2SO4 = MgSO4(aq) + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4(aq) + (NH4)2SO4
P3Cl4 + As3F3 = P3F4 + As3Cl3 =>
3 P3Cl4 + 4 As3F3 = 3 P3F4 + 4 As3Cl3
H2 + Ce2 = HCe =>
H2 + Ce2 = 2 HCe
CuBr2 + NaI = CuBr + NaBr + I2 =>
2 CuBr2 + 2 NaI = 2 CuBr + 2 NaBr + I2
[Cu(NH3)4]SO4(aq) + NaOH(aq) = Cu(OH)2(aq) + Na2SO4(aq) + NH3(aq) =>
[Cu(NH3)4]SO4(aq) + 2 NaOH(aq) = Cu(OH)2(aq) + Na2SO4(aq) + 4 NH3(aq)
C10H7N3S + NaClO = CO2 + H2O + HNO3 + H2SO4 + Cl + Na =>
C10H7N3S + 34 NaClO = 10 CO2 + H2O + 3 HNO3 + H2SO4 + 34 Cl + 34 Na
Na2SO4 + CuO = CuSO4 + Na2O =>
Na2SO4 + CuO = CuSO4 + Na2O
C3H12 + O2 = CO2 + H2O =>
C3H12 + 6 O2 = 3 CO2 + 6 H2O
AsCI3 + H2S = AsSH2CI3 =>
AsCI3 + H2S = AsSH2CI3
Cl2 + NaOH = HClO + NaCl =>
Cl2 + NaOH = HClO + NaCl
Mg + C = MgC3 =>
Mg + 3 C = MgC3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Fe + HNO3 + KSCN = Fe(SCN)3 + KNO3 + H =>
Fe + 3 HNO3 + 3 KSCN = Fe(SCN)3 + 3 KNO3 + 3 H
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
BeOH + NaOH + H2O = Na2[Be(OH)4] + H2 =>
2 BeOH + 4 NaOH + 2 H2O = 2 Na2[Be(OH)4] + H2
NH4Cl + CH2O = CH3NH3Cl + CO2 + H2O =>
2 NH4Cl + 3 CH2O = 2 CH3NH3Cl + CO2 + H2O
Na2SO3(s) + HCl = NaCl(s) + H2O(l) + SO2(g) =>
Na2SO3(s) + 2 HCl = 2 NaCl(s) + H2O(l) + SO2(g)
KBiO3 + Mn(NO3)2 + HNO3 = KMnO4 + BiONO3 + KNO3 + H2O =>
5 KBiO3 + 2 Mn(NO3)2 + 4 HNO3 = 2 KMnO4 + 5 BiONO3 + 3 KNO3 + 2 H2O
CuBr2 + K2O = CuO + KBr =>
CuBr2 + K2O = CuO + 2 KBr
C12H22O11 + H2O = CH3CH(OH)COOH =>
C12H22O11 + H2O = 4 CH3CH(OH)COOH
KMnO4 + KCI + H2SO4 = MnSO4 + K2SO4 + H2O + CI =>
KMnO4 + 5 KCI + 4 H2SO4 = MnSO4 + 3 K2SO4 + 4 H2O + 5 CI
C18H18O + O2 = CO2 + H2O =>
C18H18O + 22 O2 = 18 CO2 + 9 H2O
Cu + Cu(NO3)2 = CuNO3 =>
Cu + Cu(NO3)2 = 2 CuNO3
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
MnO4{-2} + CO2 = MnO4{-} + MnO2 + CO3{-2} =>
3 MnO4{-2} + 2 CO2 = 2 MnO4{-} + MnO2 + 2 CO3{-2}
Fe + NaClO = Fe2O3 + NaCl =>
2 Fe + 3 NaClO = Fe2O3 + 3 NaCl
KCIO3 = KCI + O =>
KCIO3 = KCI + 3 O
Ca(NO3)2*3H2O + LaC2 = Ca(NO3)2 + La(OH)2 + C2H2 =>
2 Ca(NO3)2*3H2O + 3 LaC2 = 2 Ca(NO3)2 + 3 La(OH)2 + 3 C2H2
MgCO3 + HCl + H2O = MgCl2*6H2O + CO2 =>
MgCO3 + 2 HCl + 5 H2O = MgCl2*6H2O + CO2
Cr + BrO3 = CrO4 + Br =>
3 Cr + 4 BrO3 = 3 CrO4 + 4 Br
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
K2SO3 + HCI = KCI + H2O + SO2 =>
K2SO3 + 2 HCI = 2 KCI + H2O + SO2
KJ + AgNO3 = AgJ + KNO3 =>
KJ + AgNO3 = AgJ + KNO3
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