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K2S + HOH = KOH + KHS
SnS + H2SO4 = SnSO4 + H2S =>
SnS + H2SO4 = SnSO4 + H2S
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
S + H2O + O2 = H{+} + SO4{2-} =>
2 S + 2 H2O + 3 O2 = 4 H{+} + 2 SO4{2-}
Zn + K2Cr2O7 + HCl = ZnCl2 + KCl + Cr2O3 + H2O =>
3 Zn + K2Cr2O7 + 8 HCl = 3 ZnCl2 + 2 KCl + Cr2O3 + 4 H2O
Mg(NO3)2 + Na(CO3) = Mg(CO3) + Na(NO3)2 =>
Mg(NO3)2 + Na(CO3) = Mg(CO3) + Na(NO3)2
Fe + Ag(C2H3O2) = Fe(C2H3O2)3 + Ag =>
Fe + 3 Ag(C2H3O2) = Fe(C2H3O2)3 + 3 Ag
K2CrO7 + CaI2 + H2SO4 = Cr2(SO4)3 + H2O + I2 + K2SO4 + CaSO4 =>
2 K2CrO7 + 9 CaI2 + 14 H2SO4 = Cr2(SO4)3 + 14 H2O + 9 I2 + 2 K2SO4 + 9 CaSO4
NaB(OH)4 + H2O2 + H2O = Na2B2O4(OH)4*6H2O =>
2 NaB(OH)4 + 2 H2O2 + 2 H2O = Na2B2O4(OH)4*6H2O
K2Cr2O7 + HCl + Zn = CrCl3 + ZnCl2 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 Zn = 2 CrCl3 + 3 ZnCl2 + 2 KCl + 7 H2O
NaOH + Li2S = LiOH + Na2S =>
2 NaOH + Li2S = 2 LiOH + Na2S
C4H8O + Cr2O7{2-} + H{+} = C4H8O2 + Cr{3+} + H2O =>
3 C4H8O + Cr2O7{2-} + 8 H{+} = 3 C4H8O2 + 2 Cr{3+} + 4 H2O
KHSO4 + NaOH = K2SO4 + Na2SO4 + H2O =>
2 KHSO4 + 2 NaOH = K2SO4 + Na2SO4 + 2 H2O
C7H10N(s) + O2(g) = CO2(g) + H2O(g) + NO2(g) =>
2 C7H10N(s) + 21 O2(g) = 14 CO2(g) + 10 H2O(g) + 2 NO2(g)
BN + Cl = BCl3 + N2 =>
2 BN + 6 Cl = 2 BCl3 + N2
Mg + CUSO4 = MgSO4 + CU =>
Mg + CUSO4 = MgSO4 + CU
C14H14N3O3SNa + HCl = HClC14H14N3O3SNa =>
C14H14N3O3SNa + HCl = HClC14H14N3O3SNa
HBrNaCl = NaBrHCl =>
HBrNaCl = NaBrHCl
Al2O3(s) + CO2(g) = Al2(CO3)3(s) =>
Al2O3(s) + 3 CO2(g) = Al2(CO3)3(s)
KMnO2 + HCl = K2O + MnO + H2O + Cl2 =>
2 KMnO2 + 2 HCl = K2O + 2 MnO + H2O + Cl2
Na + CuO2 = Cu + Na2O =>
4 Na + CuO2 = Cu + 2 Na2O
SiO2 + Li2O + MgO + ZnO + Al2O3 + P4O10 + F = SiO2Li2OMgOZnOAl2O3P4O10F =>
SiO2 + Li2O + MgO + ZnO + Al2O3 + P4O10 + F = SiO2Li2OMgOZnOAl2O3P4O10F
N + NaOH = NH3 + NaO =>
N + 3 NaOH = NH3 + 3 NaO
Zn + HCl + K2Cr2O7 = CrCl2 + H2O + KCl + ZnCl2 =>
4 Zn + 14 HCl + K2Cr2O7 = 2 CrCl2 + 7 H2O + 2 KCl + 4 ZnCl2
Al(OH)3 + NaOH = Na[Al(OH)4] =>
Al(OH)3 + NaOH = Na[Al(OH)4]
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
S + Cl2 = SCl6 =>
S + 3 Cl2 = SCl6
Cr(NO3)3 + O3 + KOH = K2CrO4 + H2O + KNO3 =>
2 Cr(NO3)3 + O3 + 10 KOH = 2 K2CrO4 + 5 H2O + 6 KNO3
CuO + AgNO3 = CuONO3 + Ag =>
CuO + AgNO3 = CuONO3 + Ag
La + F = LaF3 =>
La + 3 F = LaF3
FeCl3(aq) + KNO3(aq) = Fe(NO3)3(s) + KCl(aq) =>
FeCl3(aq) + 3 KNO3(aq) = Fe(NO3)3(s) + 3 KCl(aq)
MgCO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
CoCl2*6H2O + H2O2 + NaOH = Co(OH)3 + NaCl + H2O =>
2 CoCl2*6H2O + H2O2 + 4 NaOH = 2 Co(OH)3 + 4 NaCl + 12 H2O
CH3CH2COOH + O2 = CO2H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2H2O
TiCl2(s) + O2(g) = TiO(s) + Cl2(g) =>
2 TiCl2(s) + O2(g) = 2 TiO(s) + 2 Cl2(g)
P + H2SO4 = P2O5 + SO2 + H2O =>
2 P + 5 H2SO4 = P2O5 + 5 SO2 + 5 H2O
CaO + HCN = Ca(CN)2 + H2O =>
CaO + 2 HCN = Ca(CN)2 + H2O
CuO + AgNO3 = CuNO3 + AgO =>
CuO + AgNO3 = CuNO3 + AgO
Fe2 + O2(g) = Fe2O3 =>
2 Fe2 + 3 O2(g) = 2 Fe2O3
H3PO4 + Ca(OH)2 = Ca3(PO4)2(aq) + H2O(l) =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2(aq) + 6 H2O(l)
H2O2(l) = H2O(aq) + O2(g) =>
2 H2O2(l) = 2 H2O(aq) + O2(g)
BaO + Al(NO3)3 = Ba(NO3)2 + Al2O3 =>
3 BaO + 2 Al(NO3)3 = 3 Ba(NO3)2 + Al2O3
C12H22O12(s) + O2(g) = CO2(g) + H2O(liq) =>
2 C12H22O12(s) + 23 O2(g) = 24 CO2(g) + 22 H2O(liq)
C7H12 + HCl = C7H13Cl =>
C7H12 + HCl = C7H13Cl
[CH3NH3]2SO4 + KOH = CH3NH2 + K2SO4 + H2O =>
[CH3NH3]2SO4 + 2 KOH = 2 CH3NH2 + K2SO4 + 2 H2O
Bi2O3 + OH = BiO3 + H2O =>
Bi2O3 + 6 OH = 2 BiO3 + 3 H2O
C6H5NH2 + KOH + CHCl3 = C6H5CN + KCl + H2O =>
C6H5NH2 + 3 KOH + CHCl3 = C6H5CN + 3 KCl + 3 H2O
CH3COCl + C2H5OH = CH3COOHC2H5 + HCl =>
3 CH3COCl + 5 C2H5OH = 4 CH3COOHC2H5 + 3 HCl
IF5(g) + BrF3(g) = IBr(g) + F2(g) =>
IF5(g) + BrF3(g) = IBr(g) + 4 F2(g)
HCO2H = HCO2{-} + H{+} =>
HCO2H = HCO2{-} + H{+}
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