Equations balanced on the previous day | Equations balanced on the next day |
Na2CO3 + CaCO3 + 2 H2O = Ca(HCO3)2 + 2 NaOH
S2O3{-2} + Cl2 + H2O = SO4{-2} + Cl{-} + H{+} =>
S2O3{-2} + 4 Cl2 + 5 H2O = 2 SO4{-2} + 8 Cl{-} + 10 H{+}
MnO2 + O2 + OH2{-} = MnO4{2-} + H2O =>
MnO2 + O2 + 2 OH2{-} = MnO4{2-} + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeBr4 + Cl2 = FeCl + Br =>
2 FeBr4 + Cl2 = 2 FeCl + 8 Br
CUO + SO3 = CUSO4 =>
CUO + SO3 = CUSO4
Ca3P2 + Ca3(PO4)2 = CaO + P =>
5 Ca3P2 + 3 Ca3(PO4)2 = 24 CaO + 16 P
H2O + CaO = CaO2H2 =>
H2O + CaO = CaO2H2
NaOH + HOOCCOO = NaOOCCOO + HOH =>
NaOH + HOOCCOO = NaOOCCOO + HOH
Pb(CH3CO2)2 + KCl = Pb(Cl)2 + KCH3CO2 =>
Pb(CH3CO2)2 + 2 KCl = Pb(Cl)2 + 2 KCH3CO2
TiO2 + Al = Ti + Al2O3 =>
3 TiO2 + 4 Al = 3 Ti + 2 Al2O3
I2 + I{-} = I3{-}redox =>
I2 + I{-} = I3{-}redox
Au + NaCN + O2 + H2O = Na(Au(CN)2) + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 Na(Au(CN)2) + 4 NaOH
BaOHNO3 + HNO3 = Ba(NO3)2 + H2O =>
BaOHNO3 + HNO3 = Ba(NO3)2 + H2O
Pb2S4 + O2 = Pb2O4 + SO2 =>
Pb2S4 + 6 O2 = Pb2O4 + 4 SO2
CrCl3 + ClO = Cr2O7 + Cl =>
2 CrCl3 + 7 ClO = Cr2O7 + 13 Cl
Mg(CO3) = MgO + CO2 =>
Mg(CO3) = MgO + CO2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Pb(NO3)3 + NaOH = Pb(OH)3 + NaNO3 =>
Pb(NO3)3 + 3 NaOH = Pb(OH)3 + 3 NaNO3
MnCl2 + H2O2 + NaOH = H2MnO3 + NaCl + H2O =>
MnCl2 + H2O2 + 2 NaOH = H2MnO3 + 2 NaCl + H2O
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
NaHCO3 + H4C2O2 = NaH3C2O2 + H2O + CO2 =>
NaHCO3 + H4C2O2 = NaH3C2O2 + H2O + CO2
NH4Cl + Cu = CuCl + NH4 =>
NH4Cl + Cu = CuCl + NH4
CH3NO2 + Al + NaOH + H2O = CH3NH2 + Na2[Al(OH)4] =>
CH3NO2 + 3 Al + 6 NaOH + 4 H2O = CH3NH2 + 3 Na2[Al(OH)4]
H2O + H3AsO4 = OH + H3As =>
4 H2O + H3AsO4 = 8 OH + H3As
H2S + K2Cr2O7 + HPO3 = S + CrPO4 + K3PO4 + H2O =>
9 H2S + 3 K2Cr2O7 + 8 HPO3 = 9 S + 6 CrPO4 + 2 K3PO4 + 13 H2O
N + H2O = NH + NO =>
3 N + H2O = 2 NH + NO
MnO4{-} + H{+} + e = MnO2 + H2O =>
MnO4{-} + 4 H{+} + 3e = MnO2 + 2 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
ZnCl2 + Na2H2Y = HCl + Na2ZnY =>
ZnCl2 + Na2H2Y = 2 HCl + Na2ZnY
As2S3 + ClO3{-} + H2O = H2AsO{-} + SO4{2-} + Cl{-} + H{+} =>
3 As2S3 + 8 ClO3{-} + 18 H2O = 6 H2AsO{-} + 9 SO4{2-} + 8 Cl{-} + 24 H{+}
Na2SO3 + CO2 = NaCO2 + SO3 =>
Na2SO3 + 2 CO2 = 2 NaCO2 + SO3
Al2(SO4)3 + NaIO3 = Al(IO3)3 + Na2(SO4) =>
Al2(SO4)3 + 6 NaIO3 = 2 Al(IO3)3 + 3 Na2(SO4)
CH3Br + Na2 = NaBr + CH3 =>
2 CH3Br + Na2 = 2 NaBr + 2 CH3
IH2O + KBr = KI + BrH2O =>
IH2O + KBr = KI + BrH2O
PhCH3 + KMnO4 + H2SO4 = PhCO2H + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCO2H + 3 K2SO4 + 6 MnSO4 + 14 H2O
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
(NH4)2CrO4 + BaCl2 = NH4Cl + BaCrO4 =>
(NH4)2CrO4 + BaCl2 = 2 NH4Cl + BaCrO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
PH3 + HCl + O2 = POCl + H =>
2 PH3 + 2 HCl + O2 = 2 POCl + 8 H
H(OH) = H2 + O2 =>
2 H(OH) = 2 H2 + O2
Sulfur + CO = SO2 + Carbon =>
S + 2 CO = SO2 + 2 C
NaOH(aq) + NiCl2(aq) = NaCl + Ni(OH)2 =>
2 NaOH(aq) + NiCl2(aq) = 2 NaCl + Ni(OH)2
(NH4)2CO3(aq) + H3PO4(aq) = (NH4)3PO4(aq) + H2O(l) + CO2(g) =>
3(NH4)2CO3(aq) + 2 H3PO4(aq) = 2(NH4)3PO4(aq) + 3 H2O(l) + 3 CO2(g)
SnCl2(aq) + Cr(s) = Sn(s) + CrCl2(aq) =>
SnCl2(aq) + Cr(s) = Sn(s) + CrCl2(aq)
C8H8NO3 + O2 = H2O + CO2 + NH3 =>
4 C8H8NO3 + 31 O2 = 10 H2O + 32 CO2 + 4 NH3
C3H5(OOC(CH2)14CH3)3 + H2O = C3H8O3 + CH3(CH2)14COOH =>
C3H5(OOC(CH2)14CH3)3 + 3 H2O = C3H8O3 + 3 CH3(CH2)14COOH
Pb(NO3)2 + K3CrO4 = Pb3(CrO4)2 + KNO3 =>
3 Pb(NO3)2 + 2 K3CrO4 = Pb3(CrO4)2 + 6 KNO3
C3H8 + Br2 = C3H7Br + HBr =>
C3H8 + Br2 = C3H7Br + HBr
Ag2SO4(aq) + NaCl(aq) = Na2SO4(aq) + AgCl(s) =>
Ag2SO4(aq) + 2 NaCl(aq) = Na2SO4(aq) + 2 AgCl(s)
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