| Equations balanced on the previous day | Equations balanced on the next day |
3 PbO2 + Cr2(SO4)3 + 2 H2O = 3 PbSO4 + 2 H2CrO4
Cr2S3 + Cl2O7 + KOH = K2Cr2O7 + K2SO4 + Cl2 + H2O =>
7 Cr2S3 + 15 Cl2O7 + 56 KOH = 7 K2Cr2O7 + 21 K2SO4 + 15 Cl2 + 28 H2O
MnO2 + Cl2 = Mn + ClO2 =>
2 MnO2 + Cl2 = 2 Mn + 2 ClO2
NaHCO3 + C22H30O7 = NaOH + H2O + C23H28O8 =>
NaHCO3 + C22H30O7 = NaOH + H2O + C23H28O8
NaOH + H2O = NaO2 + H2 =>
2 NaOH + 2 H2O = 2 NaO2 + 3 H2
S8(s) + P4(s) = P5S4(s) =>
2 S8(s) + 5 P4(s) = 4 P5S4(s)
Cr(OH)3 + HClO4 = Cr(ClO4)3 + H2O =>
Cr(OH)3 + 3 HClO4 = Cr(ClO4)3 + 3 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
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
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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
(NH4)2SO4 + H2O = H2SO4 + NH4OH =>
(NH4)2SO4 + 2 H2O = H2SO4 + 2 NH4OH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NO2 + Zn + HCl = NH3{+} + Cl{-} + ZnCl2 + H2O =>
NO2 + 3 Zn + 7 HCl = NH3{+} + Cl{-} + 3 ZnCl2 + 2 H2O
Pb(NO3)2(aq) + NaOH = Pb(OH)2(s) + NaNO3 =>
Pb(NO3)2(aq) + 2 NaOH = Pb(OH)2(s) + 2 NaNO3
SO2 + CuSO4 + NaCl + H2O = CuCl + Na2SO4 + H2SO4 =>
SO2 + 2 CuSO4 + 2 NaCl + 2 H2O = 2 CuCl + Na2SO4 + 2 H2SO4
PbNO32 + KCl = PbCl + KNO32 =>
PbNO32 + KCl = PbCl + KNO32
CaCl2 + W + H2O = WO4Ca + HCl + H =>
CaCl2 + W + 4 H2O = WO4Ca + 2 HCl + 6 H
FeCl3 + NaOH = Fe(OH)3 + Na3(Cl)3 =>
FeCl3 + 3 NaOH = Fe(OH)3 + Na3(Cl)3
Li3(PO4) + CoCl2 = Li3Cl2 + Co(PO4) =>
Li3(PO4) + CoCl2 = Li3Cl2 + Co(PO4)
Pb + Fe = Pb2Fe =>
2 Pb + Fe = Pb2Fe
CO2 + CaCl2 = CaCO3 + CCl4 =>
3 CO2 + 2 CaCl2 = 2 CaCO3 + CCl4
H3Po4 + (Ca(OH)2) = Ca3(Po4)2 + H2O =>
2 H3Po4 + 3(Ca(OH)2) = Ca3(Po4)2 + 6 H2O
BaCl2 + HIO3 = Ba(IO3)2 + HCl =>
BaCl2 + 2 HIO3 = Ba(IO3)2 + 2 HCl
CH3CH2Cl + NaOH = CH3CH2ONa + HCl =>
CH3CH2Cl + NaOH = CH3CH2ONa + HCl
K2CrO2 + H2O = KOH + Cr(OH)2 =>
K2CrO2 + 2 H2O = 2 KOH + Cr(OH)2
Al(NO3)3 + CO2 = Al2O3 + C(NO3)4 =>
4 Al(NO3)3 + 3 CO2 = 2 Al2O3 + 3 C(NO3)4
S + HNO3(aq) = H2SO4(aq) + H2O(l) + NO2 =>
S + 6 HNO3(aq) = H2SO4(aq) + 2 H2O(l) + 6 NO2
Na + L2 = Na3L2 =>
3 Na + L2 = Na3L2
NaC + I2 = NaCI =>
2 NaC + I2 = 2 NaCI
K[Al(OH)4] + (H2C2O4)*2H2O = K3[Al(C2O4)3]*3H2O + Al(OH)3 + H2O =>
3 K[Al(OH)4] + 3(H2C2O4)*2H2O = K3[Al(C2O4)3]*3H2O + 2 Al(OH)3 + 9 H2O
P2O5 + KOH = P2OH + KO5 =>
P2O5 + KOH = P2OH + KO5
C4H9COONa + NaOH = Na2CO3 + C4H10 =>
C4H9COONa + NaOH = Na2CO3 + C4H10
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
K2NO3 + HCl = KCl + NO2 + H2O =>
K2NO3 + 2 HCl = 2 KCl + NO2 + H2O
CH3CH2OH + Cu(OH)2 = CH3CHO + Cu2O + H2O =>
CH3CH2OH + 2 Cu(OH)2 = CH3CHO + Cu2O + 3 H2O
AgNO3KJ = KNO3AgJ =>
AgNO3KJ = KNO3AgJ
Cu(OH)2 + NH3 + H2O = [Cu(NH3)4(H20)2] + (OH) =>
Cu(OH)2 + 4 NH3 + 40 H2O = [Cu(NH3)4(H20)2] + 42(OH)
Ni(OH)2 + NH3 = Ni(NH3)6 + OH =>
Ni(OH)2 + 6 NH3 = Ni(NH3)6 + 2 OH
Na2S2O3(s) = Na2S2O3(aq) =>
Na2S2O3(s) = Na2S2O3(aq)
P + OH{-} + H2O = PH3 + H2PO2{-} =>
4 P + 3 OH{-} + 3 H2O = PH3 + 3 H2PO2{-}
SnCl2 + NaOH + BiCl3 = Na2[Sn(OH)6] + Bi + NaCl =>
3 SnCl2 + 18 NaOH + 2 BiCl3 = 3 Na2[Sn(OH)6] + 2 Bi + 12 NaCl
Ag3PO4 + HNO3 = AgNO3 + H + PO4 =>
Ag3PO4 + 3 HNO3 = 3 AgNO3 + 3 H + PO4
Na2S + ZnCl2 = ZnS + Na2Cl2 =>
Na2S + ZnCl2 = ZnS + Na2Cl2
SnCl4*5H2O + NaOH = Sn(OH)4 + NaCl + H2O =>
SnCl4*5H2O + 4 NaOH = Sn(OH)4 + 4 NaCl + 5 H2O
CaO2H2 + HNO3 = CaN2O6 + HOH =>
CaO2H2 + 2 HNO3 = CaN2O6 + 2 HOH
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 01/15/25
Equations balanced on 02/14/24
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