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SO2 + 4 HCl = S + 2 Cl2 + 2 H2O
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2 =>
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
HNO3 + I2 = NO2 + HI2O3 + H2O =>
5 HNO3 + I2 = 5 NO2 + HI2O3 + 2 H2O
Mg(NO3)2 + Na2HPO4 = NaNO3 + MgHPO4 =>
Mg(NO3)2 + Na2HPO4 = 2 NaNO3 + MgHPO4
B + NaOH + O2 = Na2B4O7 + H2O =>
4 B + 2 NaOH + 3 O2 = Na2B4O7 + H2O
K2Cr2O7 + NH4NO3 = KNO3 + (NH4)2Cr2O7 =>
K2Cr2O7 + 2 NH4NO3 = 2 KNO3 + (NH4)2Cr2O7
K2SO4 + Mg = KMg2 + SO4 =>
K2SO4 + 4 Mg = 2 KMg2 + SO4
BaO + SO3 = BaS + O2 =>
BaO + SO3 = BaS + 2 O2
HNO3 + Al = H2 + Al(NO3)3 =>
6 HNO3 + 2 Al = 3 H2 + 2 Al(NO3)3
Cr2O7{-} + H{+} + I{-} = Cr{3+} + H2O + I2 =>
2 Cr2O7{-} + 28 H{+} + 14 I{-} = 4 Cr{3+} + 14 H2O + 7 I2
Zinc + CuSO4 = ZnSO4 + Copper =>
Zn + CuSO4 = ZnSO4 + Cu
FeCl3 + HClO4 = Fe(ClO4)3 + HCl =>
FeCl3 + 3 HClO4 = Fe(ClO4)3 + 3 HCl
Pb(NO3)2 + BaCl2 = PbCl2 + (NO3)2 + Ba =>
Pb(NO3)2 + BaCl2 = PbCl2 + (NO3)2 + Ba
CH3COOPhCOOH + NaBr + NH2CONH2*H2O2 + H2SO4 = CH3COOBrPhCOOH + Na2SO4 + H2O + NH2CONH2 =>
2 CH3COOPhCOOH + 2 NaBr + NH2CONH2*H2O2 + H2SO4 = 2 CH3COOBrPhCOOH + Na2SO4 + 2 H2O + NH2CONH2
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2 =>
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2
H2 = H =>
H2 = 2 H
CuBr + NaOH = CuOH + NaBr =>
CuBr + NaOH = CuOH + NaBr
Al + FeSO3 = Al2(SO3)3 + Fe =>
2 Al + 3 FeSO3 = Al2(SO3)3 + 3 Fe
Ti + H3PO4 = Ti2(PO4)3 + H2 =>
4 Ti + 6 H3PO4 = 2 Ti2(PO4)3 + 9 H2
C6H10O + NaBH4 + CH3OH = C6H12O + CH3BH2 + NaOH =>
C6H10O + NaBH4 + CH3OH = C6H12O + CH3BH2 + NaOH
C10H22 + SO4{2-} + H{+} = CO2 + H2O + H2S =>
4 C10H22 + 31 SO4{2-} + 62 H{+} = 40 CO2 + 44 H2O + 31 H2S
H2O + Cr = Cr(iii)O + H =>
H2O + Cr = Cr(iii)O + 2 H
Al2(SO4)3 + Na2HPO4 + CH3COONa = AlPO4 + Na2SO4 + CH3COOH =>
Al2(SO4)3 + 2 Na2HPO4 + 2 CH3COONa = 2 AlPO4 + 3 Na2SO4 + 2 CH3COOH
Al2(CO3)3 + CaO = CaCO3 + Al2O3 =>
Al2(CO3)3 + 3 CaO = 3 CaCO3 + Al2O3
Ca(OH)2(aq) + HI(aq) = CaI2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HI(aq) = CaI2(aq) + 2 H2O(l)
FeBr2 + K = KBr + Fe =>
FeBr2 + 2 K = 2 KBr + Fe
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
KOH + LiCl = KCl + LiOH =>
KOH + LiCl = KCl + LiOH
CH3OH + C6H4(OH)COOH = H2O + C8H8O3 =>
CH3OH + C6H4(OH)COOH = H2O + C8H8O3
SPb + H2O2 = SPbO4 + H2O =>
SPb + 4 H2O2 = SPbO4 + 4 H2O
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4 =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4
Cl2 + H2O + S = H2SO4 + HCl =>
3 Cl2 + 4 H2O + S = H2SO4 + 6 HCl
C6H12O6 = C2H5OH + CO2 = C6H12O6 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Na2SeO3 + SnCl2 + H2SO4 = Na2SeO4 + SnCl4 + SnS2 + H2O =>
6 Na2SeO3 + 2 SnCl2 + 2 H2SO4 = 6 Na2SeO4 + SnCl4 + SnS2 + 2 H2O
Cl2 + PbCl2 + NH4Cl = (NH4)2PbCl6 =>
Cl2 + PbCl2 + 2 NH4Cl = (NH4)2PbCl6
C8H8O + C8H6O2 = C15H12O + H2O =>
25 C8H8O + 5 C8H6O2 = 16 C15H12O + 19 H2O
C2H6S(g) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
2 C2H6S(g) + 9 O2(g) = 4 CO2(g) + 6 H2O(g) + 2 SO2(g)
AgNO3 + NaClO3 + K2CrO4 = Ag2CrO4 + NaNO3 + KClO3 =>
2 AgNO3 + 2 NaClO3 + K2CrO4 = Ag2CrO4 + 2 NaNO3 + 2 KClO3
Cr2(SO4)3 + Br2 + NaOH = Na2CrO4 + NaBr + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 Br2 + 16 NaOH = 2 Na2CrO4 + 6 NaBr + 3 Na2SO4 + 8 H2O
Cr(OH)3 + KClO3 + KOH = K2CrO4 + Cl + H2O =>
5 Cr(OH)3 + 3 KClO3 + 7 KOH = 5 K2CrO4 + 3 Cl + 11 H2O
K + Na + C = KNaC =>
K + Na + C = KNaC
KOH + HK(NO3)2 = KNO3 + H2O =>
KOH + HK(NO3)2 = 2 KNO3 + H2O
NaHCO3 + C5H7O6OH = Na(OH) + H2O + C3O2 =>
NaHCO3 + 4 C5H7O6OH = Na(OH) + 16 H2O + 7 C3O2
C4H8 + CO2 = CO + H2O =>
C4H8 + 8 CO2 = 12 CO + 4 H2O
P4O10 + HClO4 = phosphoricacid + Cl2O7 =>
P4O10 + 12 HClO4 = 4 H3PO4 + 6 Cl2O7
Bi2O3 = Bi + O2 =>
2 Bi2O3 = 4 Bi + 3 O2
Ca + (OH)2 + HBr = CaBr2 + H2O =>
Ca + (OH)2 + 2 HBr = CaBr2 + 2 H2O
NaHCO3 + CH3COOH = NaC2H3O2 + HOHCO2 =>
NaHCO3 + CH3COOH = NaC2H3O2 + HOHCO2
Ti2S = Ti + S =>
Ti2S = 2 Ti + S
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