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2 NH4CN + Cu(NO3)2 = Cu(CN)2 + 2 NH4NO3
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
FeSO4 + CaOCl2 + H2SO4 = Fe2(SO4)3 + CaSO4 + HCl + H2O =>
2 FeSO4 + CaOCl2 + 2 H2SO4 = Fe2(SO4)3 + CaSO4 + 2 HCl + H2O
Ca(OH)2(aq) + NH4Cl(aq) = NH4OH(aq) + CaCl2 =>
Ca(OH)2(aq) + 2 NH4Cl(aq) = 2 NH4OH(aq) + CaCl2
SnCl2 + NaOH + NaBiO3 + H2O = Na2[Sn(OH)6] + Bi(OH)3 + HCl =>
SnCl2 + NaOH + NaBiO3 + 5 H2O = Na2[Sn(OH)6] + Bi(OH)3 + 2 HCl
Re2O8 + H2S = Re2S7 + H2O + S =>
Re2O8 + 8 H2S = Re2S7 + 8 H2O + S
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
KNO3 + C2 = K2CO3 + CO + N2 =>
2 KNO3 + 2 C2 = K2CO3 + 3 CO + N2
K2CrO4 + HCl = K2Cr2O7 + KCl + H2O =>
2 K2CrO4 + 2 HCl = K2Cr2O7 + 2 KCl + H2O
Na + PCl5 = NaCl + Na3P =>
8 Na + PCl5 = 5 NaCl + Na3P
NaCI + H2SO4 = Na2SO4 + HCI =>
2 NaCI + H2SO4 = Na2SO4 + 2 HCI
Ca + Al = CaAl =>
Ca + Al = CaAl
K2CO3 + MgCl2 + H2O = KCl + Mg(OH)2 + CO2 =>
K2CO3 + MgCl2 + H2O = 2 KCl + Mg(OH)2 + CO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C21H26O8 + H2O = CO2 + H =>
C21H26O8 + 34 H2O = 21 CO2 + 94 H
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
NaSH + NaOH = Na2S + H2O =>
NaSH + NaOH = Na2S + H2O
NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + NH4OH(g) =>
2 NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 NH4OH(g)
AgCl + MnSO4 + NaOH = Ag + H2MnO3 + Na2SO4 + NaCl + H2O =>
2 AgCl + MnSO4 + 4 NaOH = 2 Ag + H2MnO3 + Na2SO4 + 2 NaCl + H2O
Cr(OH)3 + IO3{-} + OH{-} = CrO4{-}2 + I{-} + H2O =>
3 Cr(OH)3 + 2 IO3{-} + 3 OH{-} = 3 CrO4{-}2 + 2 I{-} + 6 H2O
Ba(OH)2*8H2O(s) + NH4SCN(s) = Ba(SCN)2(s) + NH3(g) + H2O =>
Ba(OH)2*8H2O(s) + 2 NH4SCN(s) = Ba(SCN)2(s) + 2 NH3(g) + 10 H2O
KOH + PbK2 = PbK3 + H2 + O2 =>
2 KOH + 2 PbK2 = 2 PbK3 + H2 + O2
COH + C2H3NO = C21H20N4O6 + H2O + NO4 =>
109 COH + 61 C2H3NO = 11 C21H20N4O6 + 36 H2O + 17 NO4
CH2 + Br2 = CBr4 + HBr =>
CH2 + 3 Br2 = CBr4 + 2 HBr
AgNO3 + NH4OH + CH3CHO = Ag + CH3COOH + NH4{+} + NO3{-} =>
6 AgNO3 + 4 NH4OH + 7 CH3CHO = 6 Ag + 7 CH3COOH + 5 NH4{+} + 5 NO3{-}
Zn(NO3)2 + K2Cr2O7 = K2(NO3)2 + ZnCr2O7 =>
Zn(NO3)2 + K2Cr2O7 = K2(NO3)2 + ZnCr2O7
CoCO3 + AcAc = Co(AcAc)3 + CO2 + O2 =>
2 CoCO3 + 6 AcAc = 2 Co(AcAc)3 + 2 CO2 + O2
Zn(s) + CH3COOH = ZnCH3COO + H2 =>
2 Zn(s) + 2 CH3COOH = 2 ZnCH3COO + H2
K4Fe(CN)6 + H2SO4 + KMnO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + HNO2 + CO2 + H2O =>
10 K4Fe(CN)6 + 182 H2SO4 + 98 KMnO4 = 98 MnSO4 + 5 Fe2(SO4)3 + 69 K2SO4 + 60 HNO2 + 60 CO2 + 152 H2O
CaCO3 + HCH3COO = CO2 + H2O + CaC2 =>
4 CaCO3 + 5 HCH3COO = 6 CO2 + 10 H2O + 4 CaC2
K2Cr2O7 + AgNO3 + H2O = Ag2CrO4 + KNO3 + H2Cr2O7 =>
2 K2Cr2O7 + 4 AgNO3 + H2O = 2 Ag2CrO4 + 4 KNO3 + H2Cr2O7
NaCl + Br2 = NaBr + Cl =>
2 NaCl + Br2 = 2 NaBr + 2 Cl
C27H31O3 + O2 = CO2 + H2O =>
4 C27H31O3 + 133 O2 = 108 CO2 + 62 H2O
NaOH + BeF2 = NaF2 + BeOH =>
NaOH + BeF2 = NaF2 + BeOH
Na2S2O5 + H2O = NaHSO3 =>
Na2S2O5 + H2O = 2 NaHSO3
NaCl2 + HNO3 = HCl2 + NaNO3 =>
NaCl2 + HNO3 = HCl2 + NaNO3
KBr + AgNO3 = AgBr + KNO3 =>
KBr + AgNO3 = AgBr + KNO3
Fe(H2PO4)2 + H2SO4 + NH3 = Fe(NH4)2(SO4)2 + H3PO4 =>
Fe(H2PO4)2 + 2 H2SO4 + 2 NH3 = Fe(NH4)2(SO4)2 + 2 H3PO4
Hg(CO3)2 + AgCl = HgCl4 + Ag2CO3 =>
Hg(CO3)2 + 4 AgCl = HgCl4 + 2 Ag2CO3
SiO2 + NaHCO3 = SiHCO3 + NaO2 =>
SiO2 + NaHCO3 = SiHCO3 + NaO2
NO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
NO3 + 4 FeSO4 + 2 H2SO4 = 2 Fe2(SO4)3 + NO + 2 H2O
NaClO + KBr = KCl + NaBrO =>
NaClO + KBr = KCl + NaBrO
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
[]HI + []H2SO4 = []H2S + []H2O + []I2 =>
8[]HI + []H2SO4 = []H2S + 4[]H2O + 4[]I2
Cr2O3 + CO = Cr2O + CO2 =>
Cr2O3 + 2 CO = Cr2O + 2 CO2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
K + O = KO2 =>
K + 2 O = KO2
Al2 + O3 + SO2 + H2O = Al(HSO3)3 =>
Al2 + O3 + 6 SO2 + 3 H2O = 2 Al(HSO3)3
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