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2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
C6NO2CH3 + CrO3 + H{+} = C6NO2COOH + Cr{3+} + H2O =>
C6NO2CH3 + 2 CrO3 + 6 H{+} = C6NO2COOH + 2 Cr{3+} + 4 H2O
Al(NO3)3 + PbCO3 = Al2(CO3)3 + Pb(NO3)2 =>
2 Al(NO3)3 + 3 PbCO3 = Al2(CO3)3 + 3 Pb(NO3)2
CO2 + H2O = O2 + CH12O6 =>
CO2 + 6 H2O = O2 + CH12O6
CH3Cl + KOH = CH3OH + KCl =>
CH3Cl + KOH = CH3OH + KCl
NH4Fe(SO4)2 + KSCN = KSCN(SO4)2 + NH4Fe =>
NH4Fe(SO4)2 + KSCN = KSCN(SO4)2 + NH4Fe
Cd + N = Cd3N2 =>
3 Cd + 2 N = Cd3N2
N2O5 + H2 = N + H2O =>
N2O5 + 5 H2 = 2 N + 5 H2O
Al + Zn(NO3)2 = Al(NO3)2 + Zn =>
Al + Zn(NO3)2 = Al(NO3)2 + Zn
Fe(NO3)3 + Na3(PO4) = Fe(PO4) + Na(NO3) =>
Fe(NO3)3 + Na3(PO4) = Fe(PO4) + 3 Na(NO3)
Mg3(PO4)2 + CuS = MgS + Cu3(PO4)2 =>
Mg3(PO4)2 + 3 CuS = 3 MgS + Cu3(PO4)2
Al(OH)3 + NaOH + H2O2 = Na2AlO4 + H2O =>
2 Al(OH)3 + 4 NaOH + 3 H2O2 = 2 Na2AlO4 + 8 H2O
Al(HO)3 + HCl = AlCl3 + H2O =>
Al(HO)3 + 3 HCl = AlCl3 + 3 H2O
C7H8O2(g) + O2(g) = CO2(g) + H2O(g) =>
C7H8O2(g) + 8 O2(g) = 7 CO2(g) + 4 H2O(g)
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Al2(SO4)3 + AgNO3(aq) = Al(NO3)3(aq) + Ag2SO4(s) =>
Al2(SO4)3 + 6 AgNO3(aq) = 2 Al(NO3)3(aq) + 3 Ag2SO4(s)
Na3P = Na + P =>
Na3P = 3 Na + P
CH3CH(OH)CN + HCl + H2O = CH3CH(OH)COOH + NH4Cl =>
CH3CH(OH)CN + HCl + 2 H2O = CH3CH(OH)COOH + NH4Cl
ZnSO4 + SrCl2 = ZnCl2 + SO4Sr =>
ZnSO4 + SrCl2 = ZnCl2 + SO4Sr
AgClO4 + NH4Cl = AgCl + NH4ClO4 =>
AgClO4 + NH4Cl = AgCl + NH4ClO4
KHC8H4O4 + BaOH = KBa + H2O + C8H4O4 =>
KHC8H4O4 + BaOH = KBa + H2O + C8H4O4
Cr{3+} + H2O + ClO3 = Cr2O7 + ClO2 + H{+} =>
2 Cr{3+} + 3 H2O + 4 ClO3 = Cr2O7 + 4 ClO2 + 6 H{+}
NaHCO3 + C6H5OH = C6H5ONa + H2O + CO2 =>
NaHCO3 + C6H5OH = C6H5ONa + H2O + CO2
Tb4O7 + Mn2O3 = TbMnO3 + O =>
Tb4O7 + 2 Mn2O3 = 4 TbMnO3 + O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C10H7ONa + HCl = C10H7OH + NaCl =>
C10H7ONa + HCl = C10H7OH + NaCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
TiCl4(l) + H2O = TiO2(s) + HCl(aq) =>
TiCl4(l) + 2 H2O = TiO2(s) + 4 HCl(aq)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr
Na + AnswerCl = AnswerNaCl =>
Na + AnswerCl = AnswerNaCl
(CO3)2{-} + Pb2{+} = PbCO3 =>
(CO3)2{-} + Pb2{+} = 2 PbCO3
Al + HO4S = Al2(SO4)3 + H2 =>
4 Al + 6 HO4S = 2 Al2(SO4)3 + 3 H2
LiClO3 = LiCl + O2 =>
2 LiClO3 = 2 LiCl + 3 O2
Cu2(CrO4) + Fe = Fe2(CrO4)3 + Cu =>
3 Cu2(CrO4) + 2 Fe = Fe2(CrO4)3 + 6 Cu
C10H14 + C4H6O3 = C12H16O + C2H4O2 =>
C10H14 + C4H6O3 = C12H16O + C2H4O2
NaOH + C3H6O3 = C3H5O3Na + H2O =>
NaOH + C3H6O3 = C3H5O3Na + H2O
C6H8 + KMnO4 + H2O = MnO2 + C6H12O4 + KOH =>
3 C6H8 + 4 KMnO4 + 8 H2O = 4 MnO2 + 3 C6H12O4 + 4 KOH
FeO + C2H5NO2 = Fe(C2H4NO2)2 + H2O =>
FeO + 2 C2H5NO2 = Fe(C2H4NO2)2 + H2O
(NH4)2S + PbI2 = (NH4)I + PbS =>
(NH4)2S + PbI2 = 2(NH4)I + PbS
YbCl2 + KClO + H2SO4 = Yb2(SO4)3 + YbCl3 + KCl + H2O =>
6 YbCl2 + 3 KClO + 3 H2SO4 = Yb2(SO4)3 + 4 YbCl3 + 3 KCl + 3 H2O
Na1 + O2 = Na2O =>
4 Na1 + O2 = 2 Na2O
K(s) + Cu(NO3)2(aq) = Cu(s) + KNO3(aq) =>
2 K(s) + Cu(NO3)2(aq) = Cu(s) + 2 KNO3(aq)
Fe2 + O = Fe2O =>
Fe2 + O = Fe2O
CaCO3 + HCl = CaCl2 + H2O(g) + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O(g) + CO2
MnO4{-} + C2H6O = MnO2 + CO3{2-} + H2O =>
4 MnO4{-} + C2H6O = 4 MnO2 + 2 CO3{2-} + 3 H2O
Fe + O2 = Fe2O3* =>
4 Fe + 3 O2 = 2 Fe2O3*
CaF2 + HF = CaF + HF2 =>
CaF2 + HF = CaF + HF2
Cl2 + K2CO3 = KCl + KClO3 + CO2 =>
3 Cl2 + 3 K2CO3 = 5 KCl + KClO3 + 3 CO2
Cr3S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
Cr3S3 + 18 Mn(NO3)2 + 24 Na2CO3 = 36 NO + 24 CO2 + 3 Na2CrO4 + 18 Na2MnO4 + 3 Na2SO4
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