Equations balanced on the previous day | Equations balanced on the next day |
2 CH4 + O2 = 2 CH2 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
N2H4(l) = NH3(g) + N2(g) =>
3 N2H4(l) = 4 NH3(g) + N2(g)
HNO3 = N2O5 + H2O =>
2 HNO3 = N2O5 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe2(CO3)3 = Fe2O3 + CO2 =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
Al2(SO4)3 + NH4OH = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH4OH = 2 Al(OH)3 + 3(NH4)2SO4
Na + O2 = NaO2 =>
Na + O2 = NaO2
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
ZnSO4 + Mg = Zn + MgSO4 =>
ZnSO4 + Mg = Zn + MgSO4
Na2SO4 + PbCl2 = Pb2(SO4)2 + Na2Cl2 =>
2 Na2SO4 + 2 PbCl2 = Pb2(SO4)2 + 2 Na2Cl2
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Mg + CuSO4 = MgSO4 + Cu2 =>
2 Mg + 2 CuSO4 = 2 MgSO4 + Cu2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C + CA = CAC2 =>
2 C + CA = CAC2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr(NO3)2 + BaOH2 = CrOH2 + Ba(NO3)2 =>
Cr(NO3)2 + BaOH2 = CrOH2 + Ba(NO3)2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
P2O5 + Fe2O3 = FePO4 =>
P2O5 + Fe2O3 = 2 FePO4
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
H4P2O7 + Fe(OH)3 = FeO2 + H2O + P2 =>
H4P2O7 + 10 Fe(OH)3 = 10 FeO2 + 17 H2O + P2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
HBrO + NaOH = H2O + NaBrO =>
HBrO + NaOH = H2O + NaBrO
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CrBr3 + KOH + Cl2 = K2CrO4 + KBrO4 + KCl + H2O =>
2 CrBr3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KBrO4 + 54 KCl + 32 H2O
KClO3 + KI + H2O = I2 + KCl + KOH =>
KClO3 + 6 KI + 3 H2O = 3 I2 + KCl + 6 KOH
C2 + O2 = CO2 =>
C2 + 2 O2 = 2 CO2
Sb2S3(s) + O2(g) = Sb2O4(s) + SO2(g) =>
Sb2S3(s) + 5 O2(g) = Sb2O4(s) + 3 SO2(g)
H2(SO4) = SO3 + H2O =>
H2(SO4) = SO3 + H2O
H3PO4 + Na2SO4 = Na3PO4 + H2SO4 =>
2 H3PO4 + 3 Na2SO4 = 2 Na3PO4 + 3 H2SO4
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
K2O + HCL = KCL + H2O =>
K2O + 2 HCL = 2 KCL + H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
H2SO4 + NaCl = HCl + Na2SO4 =>
H2SO4 + 2 NaCl = 2 HCl + Na2SO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
FeSO4 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
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