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CaCO3(s) = CaO(s) + CO2
MnO2 + H2SO4 = Mn(SO4)2 + H2O =>
MnO2 + 2 H2SO4 = Mn(SO4)2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CrCl2 + NaClO + NaOH = Na2CrO4 + NaCl + H2O =>
CrCl2 + 2 NaClO + 4 NaOH = Na2CrO4 + 4 NaCl + 2 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
(C8)(H18) + (O2) = (CO2) + (H2O) =>
2(C8)(H18) + 25(O2) = 16(CO2) + 18(H2O)
Al + Cu(SO4) = Al2(SO4)3 + Cu =>
2 Al + 3 Cu(SO4) = Al2(SO4)3 + 3 Cu
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
VO2Cl + NH4OH = NH4VO3 + NH4Cl + H2O =>
VO2Cl + 2 NH4OH = NH4VO3 + NH4Cl + H2O
HC2H3O2 + LiOH = H2O + LiC2H3O2 =>
HC2H3O2 + LiOH = H2O + LiC2H3O2
NH4ClO3 = NH4 + ClO3 =>
NH4ClO3 = NH4 + ClO3
BeOH2SO4 = BeSO4H2O =>
BeOH2SO4 = BeSO4H2O
C2H5OH + H2 = H2O + CH3 =>
C2H5OH + H2 = H2O + 2 CH3
HNO3(aq) + Cu(s) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
8 HNO3(aq) + 3 Cu(s) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Sn(s) + HCl(aq) = SnCl2(aq) + H2(g) =>
Sn(s) + 2 HCl(aq) = SnCl2(aq) + H2(g)
H2CO3 + NH3 = (NH4)HCO3 =>
H2CO3 + NH3 = (NH4)HCO3
F2 + Cl2 = F3Cl3 =>
3 F2 + 3 Cl2 = 2 F3Cl3
Na2S(aq) + HNO3(aq) = NaNO3 + H2S =>
Na2S(aq) + 2 HNO3(aq) = 2 NaNO3 + H2S
Si + HCl = SiCl4 + H2 =>
Si + 4 HCl = SiCl4 + 2 H2
Hg + I = HgI4 =>
Hg + 4 I = HgI4
H2SO4(aq) + Zn(OH)2(aq) = ZnSO4 + Water =>
H2SO4(aq) + Zn(OH)2(aq) = ZnSO4 + 2 H2O
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
SO4{2-} + Fe{2+} + H{+} = S + Fe{3+} + H2O =>
SO4{2-} + 6 Fe{2+} + 8 H{+} = S + 6 Fe{3+} + 4 H2O
Cu + Ag(I)NO3 = Ag + Cu(II)(NO3)2 =>
Cu + 2 Ag(I)NO3 = 2 Ag + Cu(II)(NO3)2
HC2H3O2 + LiOH = H2O + LiC2H3O2 =>
HC2H3O2 + LiOH = H2O + LiC2H3O2
C6H4CH3OH + K2Cr2O7 + H2SO4 = C6H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H4CH3OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C6H5COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Cd(NO3)2 + H2SO4 = CdSO4 + H2(NO3)2 =>
Cd(NO3)2 + H2SO4 = CdSO4 + H2(NO3)2
Sr(ClO3)2 + KOH = Sr(OH)2 + KClO3 =>
Sr(ClO3)2 + 2 KOH = Sr(OH)2 + 2 KClO3
FeNO3(aq) + NaOH = FeOH + NaNO3 =>
FeNO3(aq) + NaOH = FeOH + NaNO3
SeO3 + H = Se + H2O =>
SeO3 + 6 H = Se + 3 H2O
Al2(SO4)3 + NH3*H2O = Al(OH)3 + (NH4)2 + SO4 =>
Al2(SO4)3 + 6 NH3*H2O = 2 Al(OH)3 + 3(NH4)2 + 3 SO4
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
H2O2 + Mn = MnO2 + H =>
H2O2 + Mn = MnO2 + 2 H
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Ag2S + Cl2 = AgCl + S =>
Ag2S + Cl2 = 2 AgCl + S
NH4NO3 + PBClO3 = NH4ClO3 + PBNO3 =>
NH4NO3 + PBClO3 = NH4ClO3 + PBNO3
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
Fe(s) + Cu(SO4)(aq) = FeSO4(s) + Cu(aq) =>
Fe(s) + Cu(SO4)(aq) = FeSO4(s) + Cu(aq)
CUO + H2 = CUH2O =>
CUO + H2 = CUH2O
O14O917 = O3 =>
3 O14O917 = 931 O3
AsO4 + BaCl2 = BaAsO4 + Cl =>
AsO4 + BaCl2 = BaAsO4 + 2 Cl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb + Cl2 = PbCl2 =>
Pb + Cl2 = PbCl2
Al + HSO4 = (Al)2(SO4)3 + H2 =>
4 Al + 6 HSO4 = 2(Al)2(SO4)3 + 3 H2
Pb(NO3)2 + NaBr = PbBr2 + Na(NO3) =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 Na(NO3)
Ca + Na2CO3 = Ca(CO3)2 + Na =>
Ca + 2 Na2CO3 = Ca(CO3)2 + 4 Na
HCl + Ba(HO)2 = BaCl2 + H2O =>
2 HCl + Ba(HO)2 = BaCl2 + 2 H2O
C2H5N + O2 = CO2 + H2O + N2 =>
4 C2H5N + 13 O2 = 8 CO2 + 10 H2O + 2 N2
ZnO + CO2 = ZnCO3 =>
ZnO + CO2 = ZnCO3
Cu(NO3)2 + AgNO3 = Ag(NO3)2 + AgCu =>
Cu(NO3)2 + 4 AgNO3 = 3 Ag(NO3)2 + AgCu
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