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4 CuS + 3 O2 = 4 Cu + 2 S2O3
CuSO4 + Na2SiO3 = CuSiO3 + Na2SO4 =>
CuSO4 + Na2SiO3 = CuSiO3 + Na2SO4
NH3(g) + O2(g) = NO(g) + H2O(l) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(l)
Ca9H2O + O2 = CaO2 + H2O =>
Ca9H2O + 9 O2 = 9 CaO2 + H2O
CuSO4(H2O)5 + NaHCO3 = CuCO3 + Na2SO4 + H2O + CO2 =>
CuSO4(H2O)5 + 2 NaHCO3 = CuCO3 + Na2SO4 + 6 H2O + CO2
CuO + HBr = CuBr2 + H2O =>
CuO + 2 HBr = CuBr2 + H2O
CuSO4 + Na2SiO3 = CuSiO3 + Na2SO4 =>
CuSO4 + Na2SiO3 = CuSiO3 + Na2SO4
Ti + H2 = TiH3 =>
2 Ti + 3 H2 = 2 TiH3
Cu(NO3)2 + NaHCO3 = CO2 + CuCO3 + H2O + NaNO3 =>
Cu(NO3)2 + 2 NaHCO3 = CO2 + CuCO3 + H2O + 2 NaNO3
MnO(OH)2 + PbO2 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnO(OH)2 + 3 PbO2 + 3 H2SO4 = 2 HMnO4 + 3 PbSO4 + 4 H2O
Ca(H3PO4)2 + BaCl2 = CaCl2 + Ba(H3PO4)2 =>
Ca(H3PO4)2 + BaCl2 = CaCl2 + Ba(H3PO4)2
La100(NO3)300*6H200O100 + Sr100(NO3)200 + Mn100(NO3)300*6H200O100 + C400H600O600 = La10Sr90Mn100O300 + N100O200 + H200O100 + C100O200 =>
5 La100(NO3)300*6H200O100 + 45 Sr100(NO3)200 + 50 Mn100(NO3)300*6H200O100 + 21 C400H600O600 = 50 La10Sr90Mn100O300 + 255 N100O200 + 393 H200O100 + 84 C100O200
Al + Na2O2 = Al2O3 + Na2O =>
2 Al + 3 Na2O2 = Al2O3 + 3 Na2O
Cu(OH)2 + BaCl2 = Ba(OH)2 + CuCl2 =>
Cu(OH)2 + BaCl2 = Ba(OH)2 + CuCl2
Pb(NO2)2 + HCl0 = PbCl + H(NO2)2 =>
Pb(NO2)2 + HCl0 = PbCl + H(NO2)2
Al + Sb{3+} + HCl = AlCl + Sb + H{+} =>
3 Al + Sb{3+} + 3 HCl = 3 AlCl + Sb + 3 H{+}
Cu{2+} + NaOH = Na{2+} + CuOH =>
Cu{2+} + NaOH = Na{2+} + CuOH
CrSO4 + NaMnO4 + H2SO4 = Cr2(SO4)3 + Na2SO4 + MnSO4 + H2O =>
10 CrSO4 + 2 NaMnO4 + 8 H2SO4 = 5 Cr2(SO4)3 + Na2SO4 + 2 MnSO4 + 8 H2O
CH3CHClCH2CH3 + OH = CH3CH(OH)CH2CH3 + Cl =>
CH3CHClCH2CH3 + OH = CH3CH(OH)CH2CH3 + Cl
CrO4 + H = Cr2O4 + H2O =>
2 CrO4 + 8 H = Cr2O4 + 4 H2O
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COO + H2O =>
5 K2Cr2O7 + 6 CH3CH2OH + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 CH3COO + 29 H2O
CuSO4(H2O)5 + NaHCO3 = CuCO3 + Na2SO4 + H2O + CO2 =>
CuSO4(H2O)5 + 2 NaHCO3 = CuCO3 + Na2SO4 + 6 H2O + CO2
Na2S(aq) + Cu(CH3COO)2(aq) = CH3COONa(aq) + CuS(s) =>
Na2S(aq) + Cu(CH3COO)2(aq) = 2 CH3COONa(aq) + CuS(s)
O2 + Cu2S = Cu2O + SO2 =>
3 O2 + 2 Cu2S = 2 Cu2O + 2 SO2
CS(NH2)2 + (NH4)6[H2W12O40]*26H2O = WS2 + H2O + N2 + CO + NH3 =>
24 CS(NH2)2 + (NH4)6[H2W12O40]*26H2O = 12 WS2 + 42 H2O + 12 N2 + 24 CO + 30 NH3
PbO + HNO3 = PbO2 + NO + H2O =>
3 PbO + 2 HNO3 = 3 PbO2 + 2 NO + H2O
BaCl2(aq) + NaOH(aq) = NaCl(aq) + Ba(OH)2 =>
BaCl2(aq) + 2 NaOH(aq) = 2 NaCl(aq) + Ba(OH)2
Na2CO3(aq) + H2O = NaOH(aq) + H2CO3(aq) =>
Na2CO3(aq) + 2 H2O = 2 NaOH(aq) + H2CO3(aq)
NaBH4(aq) + HCl(aq) + H2O(l) = NaCl(aq) + H3BO3(aq) + H2(g) =>
NaBH4(aq) + HCl(aq) + 3 H2O(l) = NaCl(aq) + H3BO3(aq) + 4 H2(g)
KHCo3 + NaOH = Na2Co3 + KOH + H2O =>
KHCo3 + 2 NaOH = Na2Co3 + KOH + H2O
NaHSO4 + CuCl2 = CuSO4 + HCl + NaCl =>
NaHSO4 + CuCl2 = CuSO4 + HCl + NaCl
HCIO3 + P + H2O = HCI + H3PO4 =>
5 HCIO3 + 6 P + 9 H2O = 5 HCI + 6 H3PO4
CaC2 + H2O = Ca(OH)2*C2H2 =>
CaC2 + 2 H2O = Ca(OH)2*C2H2
NaF + Cl = F + NaCl =>
NaF + Cl = F + NaCl
K3PO4 + MgSO4 = K2SO4 + Mg3(PO4)2 =>
2 K3PO4 + 3 MgSO4 = 3 K2SO4 + Mg3(PO4)2
SCl2 + H2O = H2SO2 + HCl =>
SCl2 + 2 H2O = H2SO2 + 2 HCl
H2C6H7O5(aq) + H2O(l) = HC6H7O5(aq) + H3O(aq) =>
H2C6H7O5(aq) + H2O(l) = HC6H7O5(aq) + H3O(aq)
KOH(aq) + BaCl2 = KCl + Ba(OH)2 =>
2 KOH(aq) + BaCl2 = 2 KCl + Ba(OH)2
Cu + O = CuO =>
Cu + O = CuO
C7H12 + MnO4 + H2O = C7H14O2 + MnO2 =>
2 C7H12 + MnO4 + 2 H2O = 2 C7H14O2 + MnO2
Pb(NO3)2 + Zn(CH3COO)2 = Pb(CH3COO)2 + Zn(NO3)2 =>
Pb(NO3)2 + Zn(CH3COO)2 = Pb(CH3COO)2 + Zn(NO3)2
CuSO4 + (NH4)OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2(NH4)OH = Cu(OH)2 + (NH4)2SO4
Fe(OH)2 + H2O = FeOH2 + (OH)2 =>
Fe(OH)2 + H2O = FeOH2 + (OH)2
Ti3(PO4)2 + Sn(CH3COO)2 = Sn3(PO4)2 + Ti(CH3COO)2 =>
Ti3(PO4)2 + 3 Sn(CH3COO)2 = Sn3(PO4)2 + 3 Ti(CH3COO)2
KBr + (NH4)2SO4 = K2SO4 + NH4Br =>
2 KBr + (NH4)2SO4 = K2SO4 + 2 NH4Br
(CH3)3COH + O2 = CO2 + H2O =>
(CH3)3COH + 6 O2 = 4 CO2 + 5 H2O
Na2CO3 + MgCl2 = Na2CO3MgCl2 =>
Na2CO3 + MgCl2 = Na2CO3MgCl2
Cr(OH)4{-} + O2{2-} = CrO4{2-} + OH{-} + H2O =>
2 Cr(OH)4{-} + 3 O2{2-} = 2 CrO4{2-} + 4 OH{-} + 2 H2O
Ca(OCl)2 + Ca = CaO + CaCl2 =>
Ca(OCl)2 + 2 Ca = 2 CaO + CaCl2
NaCrO2 + Cl2 + NaOH = NaCl + Na2CrO4 + H2O =>
2 NaCrO2 + 3 Cl2 + 8 NaOH = 6 NaCl + 2 Na2CrO4 + 4 H2O
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