Equations balanced on the previous day | Equations balanced on the next day |
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
FeS2 + Fe2O3 = FeS + O2 =>
4 FeS2 + 2 Fe2O3 = 8 FeS + 3 O2
C2H4(g) + O2 = H2O + CO2(g) =>
C2H4(g) + 3 O2 = 2 H2O + 2 CO2(g)
K2Cr2O7 + H2O2 + (C2H5)2O = CrO3 + CH3COOH + KOH =>
5 K2Cr2O7 + 4 H2O2 + (C2H5)2O = 10 CrO3 + 2 CH3COOH + 10 KOH
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ge(OH)2 = GeO + H2O =>
Ge(OH)2 = GeO + H2O
Ca(NO3)2 + C2H5NO2 = CaO + CO2 + H2O + N2 =>
9 Ca(NO3)2 + 10 C2H5NO2 = 9 CaO + 20 CO2 + 25 H2O + 14 N2
KMnO4 + KI + NaCl + CH3COOH = NaIO3 + CH3COONa + KCl + MnO2 + H2O =>
2 KMnO4 + KI + 3 NaCl + 2 CH3COOH = NaIO3 + 2 CH3COONa + 3 KCl + 2 MnO2 + H2O
HNO3 + As2S5 = H3AsO4 + NO2 + H2O + S =>
10 HNO3 + As2S5 = 2 H3AsO4 + 10 NO2 + 2 H2O + 5 S
HCOOCH2CH3 + Cu(OH)2 + NaOH = Cu2O + Na2CO3 + H2O =>
HCOOCH2CH3 + 14 Cu(OH)2 + 6 NaOH = 7 Cu2O + 3 Na2CO3 + 20 H2O
Sr(OH)2 + HClO3 = Sr(ClO3)2 + H2O =>
Sr(OH)2 + 2 HClO3 = Sr(ClO3)2 + 2 H2O
Mg + KMnO4 + HSO4 = MgSO4 + MnSO4 + K2SO4 + H2O =>
13 Mg + 2 KMnO4 + 16 HSO4 = 13 MgSO4 + 2 MnSO4 + K2SO4 + 8 H2O
AlBr3 + H3PO4 = AlPO4 + H3Br3 =>
AlBr3 + H3PO4 = AlPO4 + H3Br3
硫 + 臭氧 = 二氧化硫 =>
3 S + 2 O3 = 3 SO2
CuSO4 + H2 = HSO4 + Cu =>
2 CuSO4 + H2 = 2 HSO4 + 2 Cu
Ba + (NH4)2SO4 = BaSO4(s) + NH4 =>
Ba + (NH4)2SO4 = BaSO4(s) + 2 NH4
C + FeO = CO + Fe =>
C + FeO = CO + Fe
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Fe + C2 = FeC13 =>
2 Fe + 13 C2 = 2 FeC13
HgBr2 + H2O = Hg + O2 + HBr =>
2 HgBr2 + 2 H2O = 2 Hg + O2 + 4 HBr
C21 + H30 + O2 = C21H30O2 =>
C21 + H30 + O2 = C21H30O2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
NH4P(aq) + Zn(NO3)2(aq) = (NH4)2Zn(s) + PNO3(aq) =>
2 NH4P(aq) + Zn(NO3)2(aq) = (NH4)2Zn(s) + 2 PNO3(aq)
K[Al(OH)4] + HBr = AlBr3 + KBr + H2O =>
K[Al(OH)4] + 4 HBr = AlBr3 + KBr + 4 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
XxYx = Xx2 + Yx3 =>
6 XxYx = 3 Xx2 + 2 Yx3
Ir + I + S + H = IrISH =>
Ir + I + S + H = IrISH
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
NiSO3 = NiO + SO2 =>
NiSO3 = NiO + SO2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
H2SO4 + K2S = K2SO3 + H2S =>
3 H2SO4 + 4 K2S = 4 K2SO3 + 3 H2S
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C3H5Cl + H2O = C3H6O + HCl =>
C3H5Cl + H2O = C3H6O + HCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
AlCl3 + H2O = Al(Cl)3OH{-} + H3O{+} =>
AlCl3 + 2 H2O = Al(Cl)3OH{-} + H3O{+}
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
HCl + SiO2 = SiCl4 + H2O =>
4 HCl + SiO2 = SiCl4 + 2 H2O
Sb4(SiO4)5 + (NH4)3BO3 = (NH4)4SiO4 + Sb3(BO3)5 =>
3 Sb4(SiO4)5 + 20(NH4)3BO3 = 15(NH4)4SiO4 + 4 Sb3(BO3)5
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SrCl2 + K2CO3 = SrCO3 + KCl =>
SrCl2 + K2CO3 = SrCO3 + 2 KCl
C2H5OH + K2Cr2O7 + H2SO4 + H2O = CH3COOH + KCr(SO4)2*12H2O =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 + 37 H2O = 3 CH3COOH + 4 KCr(SO4)2*12H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
O2 + C11H24 = CO2 + H2O =>
17 O2 + C11H24 = 11 CO2 + 12 H2O
Fe + NH4(SCN) = Fe(SCN)3 + NH4 =>
Fe + 3 NH4(SCN) = Fe(SCN)3 + 3 NH4
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
K[Al(OH)4] + AlBr3 = Al(OH)3 + KBr =>
3 K[Al(OH)4] + AlBr3 = 4 Al(OH)3 + 3 KBr
Al + H2 + O3 = Al(OH)3 =>
2 Al + 3 H2 + 2 O3 = 2 Al(OH)3
SC(s) + O2(g) = SCO2 =>
SC(s) + O2(g) = SCO2
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