Equations balanced on the previous day | Equations balanced on the next day |
Al2O3 + 8 NaOH = 2 NaAl(OH)4 + 3 Na2O
Al + H2CO3 = AlH + CO3 =>
2 Al + H2CO3 = 2 AlH + CO3
NaI + NaIO3 + H2SO4 = I4 + Na2SO4 + H2O =>
10 NaI + 2 NaIO3 + 6 H2SO4 = 3 I4 + 6 Na2SO4 + 6 H2O
Mn(NO3)2 + BeCl2 = Be(NO3)2 + MnCl2 =>
Mn(NO3)2 + BeCl2 = Be(NO3)2 + MnCl2
H2OCaC2 + H2O = C2H2 + Ca(OH)2 =>
H2OCaC2 + H2O = C2H2 + Ca(OH)2
Al(s) + ZnSO4 = Zn(s) + Al2(SO4)3(aq) =>
2 Al(s) + 3 ZnSO4 = 3 Zn(s) + Al2(SO4)3(aq)
KMnO4 + KNO2 + H2O = MnO2 + NO2 + KOH =>
KMnO4 + 3 KNO2 + 2 H2O = MnO2 + 3 NO2 + 4 KOH
NaOH + H2SO4 = H(OH) + Na2SO4 =>
2 NaOH + H2SO4 = 2 H(OH) + Na2SO4
Hg2(NO3)2 + H2SO4 = Hg2SO4 + H2(NO3)2 =>
Hg2(NO3)2 + H2SO4 = Hg2SO4 + H2(NO3)2
BaI2(aq) + Na2SO4(aq) = BaSO4(s) + NaI(aq) =>
BaI2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaI(aq)
H2SO4 + AlCl3 = Al2(SO4)3 + HCl =>
3 H2SO4 + 2 AlCl3 = Al2(SO4)3 + 6 HCl
Zn(OH)2 = Zn + H2O + O2 =>
2 Zn(OH)2 = 2 Zn + 2 H2O + O2
NaH + O2 = H2O + Na2H =>
8 NaH + O2 = 2 H2O + 4 Na2H
Na2S2O3 + KMnO4 + H2SO4 = MnSO4 + Na2SO4 + H2O + K2SO4 =>
5 Na2S2O3 + 8 KMnO4 + 7 H2SO4 = 8 MnSO4 + 5 Na2SO4 + 7 H2O + 4 K2SO4
Ba(NO3)2 + NaHSO3 = BaHSO3 + Na(NO3)2 =>
Ba(NO3)2 + NaHSO3 = BaHSO3 + Na(NO3)2
Fe + CaO = Fe2O3 + Ca =>
2 Fe + 3 CaO = Fe2O3 + 3 Ca
H2SO4 + Cr2O7 = Cr(SO4)3 + H2O + O2 =>
12 H2SO4 + 2 Cr2O7 = 4 Cr(SO4)3 + 12 H2O + O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
Sr(OH)2 + Na2HPO4 = Sr3(PO4)2 + NaOH + H2O =>
3 Sr(OH)2 + 2 Na2HPO4 = Sr3(PO4)2 + 4 NaOH + 2 H2O
K2Cr2O77 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O77 + 73 SnCl2 + 154 HCl = 2 CrCl3 + 73 SnCl4 + 2 KCl + 77 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
ZnK4Fe(CN)6 = K4Zn(CN)6Fe =>
ZnK4Fe(CN)6 = K4Zn(CN)6Fe
Pb + Pb2(O2)5 + H2SO4 = PbSO4 + H2O =>
8 Pb + Pb2(O2)5 + 10 H2SO4 = 10 PbSO4 + 10 H2O
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
Fe(NO3)2 + Al = Fe + Al(NO3)2 =>
Fe(NO3)2 + Al = Fe + Al(NO3)2
MgFeSi2O6 = MgO + FeO + SiO2 =>
MgFeSi2O6 = MgO + FeO + 2 SiO2
Cu2S + HNO3 = Cu(NO3)2 + NO2 + H2O + H2SO4 =>
Cu2S + 14 HNO3 = 2 Cu(NO3)2 + 10 NO2 + 6 H2O + H2SO4
NaSCN + H2SO4 = H2SCN + NaSO4 =>
NaSCN + H2SO4 = H2SCN + NaSO4
Fe3Br8 + CaCO3 = CaBr2 + CO2 + Fe3O4 =>
Fe3Br8 + 4 CaCO3 = 4 CaBr2 + 4 CO2 + Fe3O4
HI(aq) + KHSO3(aq) = K2I + H2 + SO3 =>
2 HI(aq) + 4 KHSO3(aq) = 2 K2I + 3 H2 + 4 SO3
Mg3(PO4)2 + H2O = Mg(OH)2 + H3PO4 =>
Mg3(PO4)2 + 6 H2O = 3 Mg(OH)2 + 2 H3PO4
N2H4 + NO2 = N2O + H2O =>
N2H4 + 2 NO2 = 2 N2O + 2 H2O
H3P + PtOH = Pt3P + H2O =>
H3P + 3 PtOH = Pt3P + 3 H2O
KNO3 + S8 + H2O = H2SO4 + N2 + K2SO4 =>
48 KNO3 + 5 S8 + 16 H2O = 16 H2SO4 + 24 N2 + 24 K2SO4
Mg2 + PbCl2 = Pb + MgCl2 =>
Mg2 + 2 PbCl2 = 2 Pb + 2 MgCl2
SbCl3 + HCl + Zn = Zn2[SbCl6] + H2 =>
2 SbCl3 + 6 HCl + 4 Zn = 2 Zn2[SbCl6] + 3 H2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Br + KF = KBr + F =>
Br + KF = KBr + F
NiCl + O2 = NiO2 + ClO5 =>
2 NiCl + 7 O2 = 2 NiO2 + 2 ClO5
Zn + CaCl2 = ZnCl + Ca2 =>
4 Zn + 2 CaCl2 = 4 ZnCl + Ca2
Na2S2O3 + KI = NaI + K2S2O3 =>
Na2S2O3 + 2 KI = 2 NaI + K2S2O3
FeCl2 + C5H6 + KOH = Fe(C5H5)2 + H2O + KCl =>
FeCl2 + 2 C5H6 + 2 KOH = Fe(C5H5)2 + 2 H2O + 2 KCl
CaCO3 + AgCl = Ag + CO2 + CaCl2 + O2 =>
2 CaCO3 + 4 AgCl = 4 Ag + 2 CO2 + 2 CaCl2 + O2
FeS + H2SO4 = FeHSO4 + H2O + SO2 =>
2 FeS + 7 H2SO4 = 2 FeHSO4 + 6 H2O + 7 SO2
AgNO3(aq) + Ba(OH)2(aq) = AgOH + Ba(NO3)2 =>
2 AgNO3(aq) + Ba(OH)2(aq) = 2 AgOH + Ba(NO3)2
C6H14N4O2 + H2O = NH2CONH2 + C5H12N2O2 =>
C6H14N4O2 + H2O = NH2CONH2 + C5H12N2O2
SO3{2-} + OH{-} = SO4{2-} + H2O + {-} =>
SO3{2-} + 2 OH{-} = SO4{2-} + H2O + 2e
Ca(NO3)2 + H2O = CaO + HNO3 =>
Ca(NO3)2 + H2O = CaO + 2 HNO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
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