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Cu2 + HgBr2 = Hg + Cu2Br2
CH3CH(NH2)COOH + C2H5OH = CH3CH(NH2)COOC2H5 + H2O =>
CH3CH(NH2)COOH + C2H5OH = CH3CH(NH2)COOC2H5 + H2O
H2 + La(OH)3 = La + H2O =>
3 H2 + 2 La(OH)3 = 2 La + 6 H2O
(NH4)2CO3 + Mg(OH)2 = Mg(CO3) + NH3 + H2O =>
(NH4)2CO3 + Mg(OH)2 = Mg(CO3) + 2 NH3 + 2 H2O
Al + Fe3O = Al2O3 + Fe =>
2 Al + 3 Fe3O = Al2O3 + 9 Fe
Fe2(CrO2)2 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
2 Fe2(CrO2)2 + 4 K2CO3 + 5 O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO2
PCl3(l) + H2O = H3PO3 + HCl =>
PCl3(l) + 3 H2O = H3PO3 + 3 HCl
I2 + CaF2 = FI + Ca =>
I2 + CaF2 = 2 FI + Ca
Na + S = Na2S2 =>
2 Na + 2 S = Na2S2
Mg(s) + N2 = Mg3N2 =>
3 Mg(s) + N2 = Mg3N2
Mn2O7 = MnO2 + O2 =>
2 Mn2O7 = 4 MnO2 + 3 O2
SO2 + H2S + NaOH = Na2(SO3S) + H2O =>
4 SO2 + 2 H2S + 6 NaOH = 3 Na2(SO3S) + 5 H2O
H2SO4(aq) + HNO3(aq) = H2NO3(aq) + HSO4(aq) =>
H2SO4(aq) + HNO3(aq) = H2NO3(aq) + HSO4(aq)
Al + KClO4 = KCl + Al2O3 =>
8 Al + 3 KClO4 = 3 KCl + 4 Al2O3
Mg(HCO3)2 + NaOH = MgCO3 + Na2CO3 + H2O =>
Mg(HCO3)2 + 2 NaOH = MgCO3 + Na2CO3 + 2 H2O
Na + HClO2 = NaClO2 + H2 =>
2 Na + 2 HClO2 = 2 NaClO2 + H2
CaCO3 + H3O{+} = Ca{2+} + CO2 + H2O =>
CaCO3 + 2 H3O{+} = Ca{2+} + CO2 + 3 H2O
Cr2O3 + KBrO3 + H2O = K2Cr2O7 + H2CrO7 + Br2 =>
11 Cr2O3 + 18 KBrO3 + 4 H2O = 9 K2Cr2O7 + 4 H2CrO7 + 9 Br2
Cu + Au{+}NO3 = Cu{2}NO3 + Au =>
Cu + 2 Au{+}NO3 = Cu{2}NO3 + 2 Au
C12H22O11(s) + H2O(l) = CH3CH2OH(l) + CO2(g) =>
C12H22O11(s) + H2O(l) = 4 CH3CH2OH(l) + 4 CO2(g)
Bi + Pb(NO3)2 = Bi(NO3)3 + Pb =>
2 Bi + 3 Pb(NO3)2 = 2 Bi(NO3)3 + 3 Pb
Cu(NO3)2 + Na2CO3 = Cu(CO3) + (NO3)2Na2 =>
Cu(NO3)2 + Na2CO3 = Cu(CO3) + (NO3)2Na2
Pb(PO4)4 + Cr = Cr3(PO4)2 + Pb =>
Pb(PO4)4 + 6 Cr = 2 Cr3(PO4)2 + Pb
SrCl2 + CaSO4 = CaCl2 + SrSO4 =>
SrCl2 + CaSO4 = CaCl2 + SrSO4
SnO + H3BO3 = Sn3(BO3)2 + H2O =>
3 SnO + 2 H3BO3 = Sn3(BO3)2 + 3 H2O
OF2 = F + O =>
OF2 = 2 F + O
CH3CH2CHOHCH3 + Na2Cr2O7 + H2SO4 = CH3CH2COCH3 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CH2CHOHCH3 + Na2Cr2O7 + 4 H2SO4 = 3 CH3CH2COCH3 + Cr2(SO4)3 + Na2SO4 + 7 H2O
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
NaI + CUSO4 = Na22SO4 + CUI + I2 =>
44 NaI + 2 CUSO4 = 2 Na22SO4 + 2 CUI + 21 I2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
NH4NO3(aq) + Ba(OH)2(aq) = H2O(l) + NH3(aq) + Ba(NO3)2(aq) =>
2 NH4NO3(aq) + Ba(OH)2(aq) = 2 H2O(l) + 2 NH3(aq) + Ba(NO3)2(aq)
OH{-} + As + Cl2 = AsO4{2-} + Cl{-} + H2O =>
8 OH{-} + As + 3 Cl2 = AsO4{2-} + 6 Cl{-} + 4 H2O
Ga(NO3)3 + H2O = H(NO3) + Ga(OH)3 =>
Ga(NO3)3 + 3 H2O = 3 H(NO3) + Ga(OH)3
H3SbO3 + NaOH = Na3SbO3 + H2O =>
H3SbO3 + 3 NaOH = Na3SbO3 + 3 H2O
SbF5 = F + SbF3 =>
SbF5 = 2 F + SbF3
Ca(NO3)2(aq) + HCl(aq) = HNO3(aq) + CaCl2 =>
Ca(NO3)2(aq) + 2 HCl(aq) = 2 HNO3(aq) + CaCl2
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
CrI + Pb = Cr + PbI =>
CrI + Pb = Cr + PbI
CrO3 + C2H5OH = CO2 + Cr2O3 + H2O =>
4 CrO3 + C2H5OH = 2 CO2 + 2 Cr2O3 + 3 H2O
FeS2 + HNO3 = Fe2(SO4)3 + NO + H2SO4 + H2O =>
2 FeS2 + 10 HNO3 = Fe2(SO4)3 + 10 NO + H2SO4 + 4 H2O
KNO3 + Al + KOH + H2O = NH3 + K[Al(OH)4] =>
3 KNO3 + 8 Al + 5 KOH + 18 H2O = 3 NH3 + 8 K[Al(OH)4]
H2S + CoCl2 = CoS + HCl =>
H2S + CoCl2 = CoS + 2 HCl
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
(CH3)2CHOH + KMnO4 + H2SO4 = (CH3)2CO + H2O + MnO2 + K2SO4 =>
3(CH3)2CHOH + 2 KMnO4 + H2SO4 = 3(CH3)2CO + 4 H2O + 2 MnO2 + K2SO4
(NH4)2I = N2I + H8 =>
(NH4)2I = N2I + H8
Cu + NaNO3 + H2SO4 = CuSO4 + Na2SO4 + H2O + N2O =>
4 Cu + 2 NaNO3 + 5 H2SO4 = 4 CuSO4 + Na2SO4 + 5 H2O + N2O
Zn(NO3)2 + Al(NO3)3 + C6H12N4 = Zn10Al18O37 + N2 + CO2 + H2O =>
180 Zn(NO3)2 + 324 Al(NO3)3 + 185 C6H12N4 = 18 Zn10Al18O37 + 1036 N2 + 1110 CO2 + 1110 H2O
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + K2SO4 + 7 H2O
WF6 + C6H6 + H2 = W2C + HF =>
12 WF6 + C6H6 + 33 H2 = 6 W2C + 72 HF
H3PO4 + K2O = K3PO4 + H2O =>
2 H3PO4 + 3 K2O = 2 K3PO4 + 3 H2O
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