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2 AlCl3 + 3 Na2O = Al2O3 + 6 NaCl
Mo + Se = MoSe2 =>
Mo + 2 Se = MoSe2
NH3(aq) + CoCl2(aq) = CoH3(s) + NCl2(aq) =>
NH3(aq) + CoCl2(aq) = CoH3(s) + NCl2(aq)
H4C3O2 + (OH)4 = H3C3O2 + H2O =>
4 H4C3O2 + (OH)4 = 4 H3C3O2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
BH6 + O2 = B2O3 + H2O =>
4 BH6 + 9 O2 = 2 B2O3 + 12 H2O
Al0 = Al2 =>
2 Al0 = Al2
O89 = O2 =>
2 O89 = 89 O2
Na3PO4*12H2O + H3PO4 = Na2HPO4 + H2O =>
2 Na3PO4*12H2O + H3PO4 = 3 Na2HPO4 + 24 H2O
NH4 + CuO = Cu + H2O + N2 =>
2 NH4 + 4 CuO = 4 Cu + 4 H2O + N2
C196H40 + CO2 + H2O = CH3COO{-} + H{+} =>
C196H40 + 10 CO2 + 186 H2O = 103 CH3COO{-} + 103 H{+}
CuBr2 + H2O + KI = Cu(OH)2 + HI + KBr =>
CuBr2 + 2 H2O + 2 KI = Cu(OH)2 + 2 HI + 2 KBr
V(OH)3 + NaOH = Na[V(OH)4] =>
V(OH)3 + NaOH = Na[V(OH)4]
C5H8 + KMnO4 + H2SO4 = C2H4O4 + MnSO4 + K2SO4 + H2O =>
10 C5H8 + 36 KMnO4 + 54 H2SO4 = 25 C2H4O4 + 36 MnSO4 + 18 K2SO4 + 44 H2O
HCl + CaOH = HOH + Ca + Cl =>
HCl + CaOH = HOH + Ca + Cl
Fe2(SO4)3 + N2H4 = FeSO4 + N2 + H2SO4 =>
2 Fe2(SO4)3 + N2H4 = 4 FeSO4 + N2 + 2 H2SO4
Na3[Cr(OH)6] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 3 Br2 + 4 NaOH = 2 Na2CrO4 + 6 NaBr + 8 H2O
CH6N2 + N2O5 = CO2 + H2O + N2 =>
CH6N2 + N2O5 = CO2 + 3 H2O + 2 N2
Cr9 = Cr =>
Cr9 = 9 Cr
H2S + CuCl2 = Cu2S2 + HCl =>
2 H2S + 2 CuCl2 = Cu2S2 + 4 HCl
NaCl + NaOCl + H2SO4 = Cl2 + Na2SO4 + H2O =>
NaCl + NaOCl + H2SO4 = Cl2 + Na2SO4 + H2O
NaBr + Cl2 = Br2 + NaCl =>
2 NaBr + Cl2 = Br2 + 2 NaCl
Cl2(g) + NaBr(g) = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr(g) = 2 NaCl(aq) + Br2(l)
Ca + Cu(NO3)2 = Cu + Ca(NO3)2 =>
Ca + Cu(NO3)2 = Cu + Ca(NO3)2
CrSO4 + O2 + H2SO4 = Cr(SO4)3 + H2O =>
CrSO4 + O2 + 2 H2SO4 = Cr(SO4)3 + 2 H2O
H2ON2O3 = HNO2 =>
H2ON2O3 = 2 HNO2
Fe(OH)2 + O2 = Fe2O3*2H2O =>
4 Fe(OH)2 + O2 = 2 Fe2O3*2H2O
NH2CH2CONHCH2(CH3)COOHHClH2O = NH2CH2COOHNH3ClCH2(CH3)COOH =>
NH2CH2CONHCH2(CH3)COOHHClH2O = NH2CH2COOHNH3ClCH2(CH3)COOH
Fe(NH4)2(SO4)2 + H2C2O4 + K2C2O4 + H2O2 = K3[Fe(C2O4)3] + H2SO4 + (NH4)2SO4 + H2O =>
2 Fe(NH4)2(SO4)2 + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3[Fe(C2O4)3] + 2 H2SO4 + 2(NH4)2SO4 + 2 H2O
Cl2O7 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
Cl2O7 + Ca(OH)2 = Ca(ClO4)2 + H2O
HCl + HBr = H2 + ClBr =>
HCl + HBr = H2 + ClBr
CuSO4 + K2Co3 = CuCo3 + K2SO4 =>
CuSO4 + K2Co3 = CuCo3 + K2SO4
Cu2Cl + KOH = Cu2OH + KCl =>
Cu2Cl + KOH = Cu2OH + KCl
Ag + SnCl2 = AgCl2 + Sn =>
Ag + SnCl2 = AgCl2 + Sn
CuSe + MgO = MgSe + CuO =>
CuSe + MgO = MgSe + CuO
H2 + KMnO4 = KMnO2 + H2O =>
2 H2 + KMnO4 = KMnO2 + 2 H2O
WO6 + H2 = W + H2O =>
WO6 + 6 H2 = W + 6 H2O
MgO + H2O2 = O2MgH =>
2 MgO + H2O2 = 2 O2MgH
HCOOKHCl = HCOOHKCl =>
HCOOKHCl = HCOOHKCl
Fe(NO3)3 = FeO + N2O3 + O2 =>
4 Fe(NO3)3 = 4 FeO + 6 N2O3 + 7 O2
Ca + I = CaI2 =>
Ca + 2 I = CaI2
KHSO4 + KHS = K2S2O3 + H2O =>
KHSO4 + KHS = K2S2O3 + H2O
Pb(NO3)4 + Al = Al(NO3)3 + Pb =>
3 Pb(NO3)4 + 4 Al = 4 Al(NO3)3 + 3 Pb
H2O2 + Na2O3Si = Na2O5Si + H2O =>
2 H2O2 + Na2O3Si = Na2O5Si + 2 H2O
BaO + NaBr = Na2O + BaBr2 =>
BaO + 2 NaBr = Na2O + BaBr2
CuNO3 + Na(OH)2 = Cu(OH)2 + NaNO3 =>
CuNO3 + Na(OH)2 = Cu(OH)2 + NaNO3
NaHSO4Ba(OH)2 = BaSO4NaOHH2O =>
NaHSO4Ba(OH)2 = BaSO4NaOHH2O
calciumhydroxide + kooldioxide = calciumcarbonaat + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
Na2O + CO3 = Na2CO3 + O2 =>
2 Na2O + 2 CO3 = 2 Na2CO3 + O2
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