Equations balanced on the previous day | Equations balanced on the next day |
5 CH4O + 4 H2SO4 + 2 K2Cr2O7 = 5 CH2O2 + 2 K2SO4 + 2 Cr2(SO4) + 9 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
B + Cl = BCl2 =>
B + 2 Cl = BCl2
KOH + CrCl2 = Cr(OH)2 + KCl =>
2 KOH + CrCl2 = Cr(OH)2 + 2 KCl
Ca + (OH)2 + HCl = CaCl2 + H2O =>
Ca + (OH)2 + 2 HCl = CaCl2 + 2 H2O
C137H97O9NS + O2 = CO2 + H2O + NS =>
4 C137H97O9NS + 627 O2 = 548 CO2 + 194 H2O + 4 NS
SnSO4 + K2Cr2O7 + H2SO4 = Sn2(SO4)4 + Cr2(SO4)3 + KSO4 + H2O =>
2 SnSO4 + K2Cr2O7 + 7 H2SO4 = Sn2(SO4)4 + Cr2(SO4)3 + 2 KSO4 + 7 H2O
C9H2O + O2 = C2 + O9H2O =>
2 C9H2O + 9 O2 = 9 C2 + 2 O9H2O
Cr2O7{2-} + SO3{2-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO3{2-} + 8 H{+} = 2 Cr{3+} + 3 SO4{2-} + 4 H2O
NaHCO3(s) = H2 + Na2O + O2 + CO2 =>
4 NaHCO3(s) = 2 H2 + 2 Na2O + O2 + 4 CO2
CH3(CH2)3CH + O2 = H2O + CO2 =>
2 CH3(CH2)3CH + 15 O2 = 10 H2O + 10 CO2
KICI2 = KCII2 =>
KICI2 = KCII2
HBr + LiOH = H2O + LiBr =>
HBr + LiOH = H2O + LiBr
C4 + Cl2 = C4Cl2 =>
C4 + Cl2 = C4Cl2
C6H12O6 + H2O = C3H8 + O2 =>
C6H12O6 + 2 H2O = 2 C3H8 + 4 O2
Na2CO3 + CH3CH2COOH = Na{+} + CH3COO{-} + H2O + CO2 =>
7 Na2CO3 + 8 CH3CH2COOH = 14 Na{+} + 14 CH3COO{-} + 3 H2O + 3 CO2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
KF2 + BaBr2 = BaF2 + KBr2 =>
KF2 + BaBr2 = BaF2 + KBr2
XFeH3C3O9 + HBr = XFeBr3 + H2O + CO2 =>
XFeH3C3O9 + 3 HBr = XFeBr3 + 3 H2O + 3 CO2
ZnCl2 + H2CO3 = HCl + ZnCO3 =>
ZnCl2 + H2CO3 = 2 HCl + ZnCO3
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + H2O + Fe2(SO4)3 + K2SO4 =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 Fe2(SO4)3 + K2SO4
AgNO3 + Ba(C2H3O2)2 = BaNO3 + Ag(C2H3O2)2 =>
AgNO3 + Ba(C2H3O2)2 = BaNO3 + Ag(C2H3O2)2
Na2CO3(s) + HCI(aq) = CO2(g) + H2O(l) + NaCI(aq) =>
Na2CO3(s) + 2 HCI(aq) = CO2(g) + H2O(l) + 2 NaCI(aq)
Cu(OH)2 + H(NO3) = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 H(NO3) = Cu(NO3)2 + 2 H2O
AgBrO3 = Ag + BrO3 =>
AgBrO3 = Ag + BrO3
FeSO4 + KMnO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 8 H2O
Fe + Cu2S = Cu2 + FeS =>
Fe + Cu2S = Cu2 + FeS
Zn + HCl = ZnCl2 + H3 =>
3 Zn + 6 HCl = 3 ZnCl2 + 2 H3
Li2O + SO2 = Li2SO3 =>
Li2O + SO2 = Li2SO3
C4H7O2Na + NaOH = C3H8 + Na2CO3 =>
C4H7O2Na + NaOH = C3H8 + Na2CO3
CuSO4 + NaOH = Cu2(OH)2SO4 + Na2SO4 =>
2 CuSO4 + 2 NaOH = Cu2(OH)2SO4 + Na2SO4
Ag2O = O2 + Ag2 =>
2 Ag2O = O2 + 2 Ag2
NaHO = Na2O + H2O =>
2 NaHO = Na2O + H2O
C6H4CH3NH3Cl + AgNO3 = C6H4CH3NH3NO3 + AgCl =>
C6H4CH3NH3Cl + AgNO3 = C6H4CH3NH3NO3 + AgCl
Cu(OH)2 + NH3 = (Cu(NH3)4) + (OH)2 =>
Cu(OH)2 + 4 NH3 = (Cu(NH3)4) + (OH)2
I2 + NaOH + Cl2 + H2O = Na3H2IO6 + HCl =>
I2 + 6 NaOH + 7 Cl2 + 6 H2O = 2 Na3H2IO6 + 14 HCl
Ca + CuBr2 = Cu + CaBr2 =>
Ca + CuBr2 = Cu + CaBr2
Pb(OH)2 + H2CO3 = PbCO3 + H2O =>
Pb(OH)2 + H2CO3 = PbCO3 + 2 H2O
Na3PO4 + Ag(NO3) = Na(NO3) + Ag3(PO4) =>
Na3PO4 + 3 Ag(NO3) = 3 Na(NO3) + Ag3(PO4)
P + H2O = HPO3{2-} + H{+}{+} + {-} =>
P + 3 H2O = HPO3{2-} + 5 H{+}{+} + 3e
BaCO3 + Nb2O5 = BaNb2O6 + CO2 =>
BaCO3 + Nb2O5 = BaNb2O6 + CO2
(NH4)2CO3 + CaI2 = (NH4)I + CaCO3 =>
(NH4)2CO3 + CaI2 = 2(NH4)I + CaCO3
C5H10 + HBr = C5H12 + Br =>
C5H10 + 2 HBr = C5H12 + 2 Br
Au + AgNO3 = Au(NO3) + Ag =>
Au + AgNO3 = Au(NO3) + Ag
Cu + CH3CO2H = Cu(CH3COO)2 + H2 =>
Cu + 2 CH3CO2H = Cu(CH3COO)2 + H2
Na2O + Mg3(PO4)2 = Na2(PO4)2 + Mg3O =>
Na2O + Mg3(PO4)2 = Na2(PO4)2 + Mg3O
NaCl(aq) + Pb(C2H3O2)2(aq) = NaC2H3O2 + PbCl2 =>
2 NaCl(aq) + Pb(C2H3O2)2(aq) = 2 NaC2H3O2 + PbCl2
Fe2S2 = FeS =>
Fe2S2 = 2 FeS
MnO3O4 + Al = Al2O3 + Mn =>
3 MnO3O4 + 14 Al = 7 Al2O3 + 3 Mn
Fe + HNO2 = FeNO2 + H2 =>
2 Fe + 2 HNO2 = 2 FeNO2 + H2
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