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2 FeC2O4*2H2O(s) + O2(g) = 2 FeO3(s) + 4 H2O(g) + 4 CO(g)
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
PbO(s) + C(s) = CO2(g) + Pb(s) =>
2 PbO(s) + C(s) = CO2(g) + 2 Pb(s)
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
NH4Cl + K2HgI4 + KOH = OHg2NH2I + KI + H2O + KCl =>
NH4Cl + 2 K2HgI4 + 4 KOH = OHg2NH2I + 7 KI + 3 H2O + KCl
Sn + KBr = SnBr2 + K =>
Sn + 2 KBr = SnBr2 + 2 K
Na + CrSO4 = Na2SO4 + Cr =>
2 Na + CrSO4 = Na2SO4 + Cr
PbO2 + Cl{-} + OH{-} + H2O = Pb(OH)3{-} + ClO{-} =>
PbO2 + Cl{-} + OH{-} + H2O = Pb(OH)3{-} + ClO{-}
K2CO3 + HNO3 = KNO3 + CO2H2O =>
K2CO3 + 2 HNO3 = 2 KNO3 + CO2H2O
Na + Al2(SO4)3 = Na2(SO4) + Al =>
6 Na + Al2(SO4)3 = 3 Na2(SO4) + 2 Al
CH3OONa + HCl = CH3OOCl + HNa =>
CH3OONa + HCl = CH3OOCl + HNa
Ca(OH)2 + Br2 = CaBr2 + Ca(BrO)2 + H2O =>
2 Ca(OH)2 + 2 Br2 = CaBr2 + Ca(BrO)2 + 2 H2O
HgS + HNO3 + HCl = HgCl2 + S + H2O + NO =>
3 HgS + 2 HNO3 + 6 HCl = 3 HgCl2 + 3 S + 4 H2O + 2 NO
BaCl2(ag) + NaCO3(ag) = BaCO3(s) + NaCl2(ag) =>
BaCl2(ag) + NaCO3(ag) = BaCO3(s) + NaCl2(ag)
Al(s) + HC2H3O2(aq) = Al(C2H3O2)3(aq) + H2(g) =>
2 Al(s) + 6 HC2H3O2(aq) = 2 Al(C2H3O2)3(aq) + 3 H2(g)
BaSO4 + LiOH = Ba(OH)2 + Li2SO4 =>
BaSO4 + 2 LiOH = Ba(OH)2 + Li2SO4
HgS + HNO3 + HCl = HgCl2 + S + H2O + NO =>
3 HgS + 2 HNO3 + 6 HCl = 3 HgCl2 + 3 S + 4 H2O + 2 NO
C6H8O7 + Al = C6H5AlO7 + H2 =>
2 C6H8O7 + 2 Al = 2 C6H5AlO7 + 3 H2
ZnCO3(s) + C6H8O7(aq) = Zn3(C6H5O7)2(aq) + H2O(l) + CO2(g) =>
3 ZnCO3(s) + 2 C6H8O7(aq) = Zn3(C6H5O7)2(aq) + 3 H2O(l) + 3 CO2(g)
K + N2 = KN =>
2 K + N2 = 2 KN
BaS + HCl = BaCl2 + H2S =>
BaS + 2 HCl = BaCl2 + H2S
BaCl2(ag) + NaCO3(ag) = BaCO3(s) + NaCl2(ag) =>
BaCl2(ag) + NaCO3(ag) = BaCO3(s) + NaCl2(ag)
Al(OH)3 + ZnCl = Al2Cl3 + Zn(OH)2 =>
2 Al(OH)3 + 3 ZnCl = Al2Cl3 + 3 Zn(OH)2
K2CO3 + BaCl2 = KCl + Ba2(CO3)2 =>
2 K2CO3 + 2 BaCl2 = 4 KCl + Ba2(CO3)2
SnBr2 + K3PO4 = Sn3(PO4)2 + KBr =>
3 SnBr2 + 2 K3PO4 = Sn3(PO4)2 + 6 KBr
KBr + Na3[Co(NO2)6] = K3[Co(NO2)6] + NaBr =>
3 KBr + Na3[Co(NO2)6] = K3[Co(NO2)6] + 3 NaBr
Mg(OH)2(aq) + FeSO4(aq) = MgSO4(aq) + Fe(OH)2(s) =>
Mg(OH)2(aq) + FeSO4(aq) = MgSO4(aq) + Fe(OH)2(s)
H2SO4 + Au(OH) = Au2(SO4) + H2O =>
H2SO4 + 2 Au(OH) = Au2(SO4) + 2 H2O
AgBr + Li2S = Ag2S + LiBr =>
2 AgBr + Li2S = Ag2S + 2 LiBr
Sn + S = SnS =>
Sn + S = SnS
Zn(s) + Cu(NO3)2(ac) = Zn(NO3)2(ac) + Cu =>
Zn(s) + Cu(NO3)2(ac) = Zn(NO3)2(ac) + Cu
Li2O + Fe2O3 = Li5FeO4 =>
5 Li2O + Fe2O3 = 2 Li5FeO4
C6H14(pentano) + O2 = CO2 + H2O =>
2 C6H14(pentano) + 19 O2 = 12 CO2 + 14 H2O
Fe{3+} + NaOH = Fe(OH)3 + Na{+} =>
Fe{3+} + 3 NaOH = Fe(OH)3 + 3 Na{+}
Mn(NO3)2 + K4[Fe(CN)6] = Mn2[Fe(CN)6] + KNO3 =>
2 Mn(NO3)2 + K4[Fe(CN)6] = Mn2[Fe(CN)6] + 4 KNO3
Na2WO4 + H3PO4 = H3PW12O40 + Na3PO4 + H2O =>
12 Na2WO4 + 9 H3PO4 = H3PW12O40 + 8 Na3PO4 + 12 H2O
CH3NHNH2 + N2O4 = N2 + H2O + CO2 =>
4 CH3NHNH2 + 5 N2O4 = 9 N2 + 12 H2O + 4 CO2
CH4S(g) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
CH4S(g) + 3 O2(g) = CO2(g) + 2 H2O(g) + SO2(g)
KMnO4 + H2SO4 + H2 = MnSO4 + KSO4 + H2O =>
KMnO4 + 2 H2SO4 + 2 H2 = MnSO4 + KSO4 + 4 H2O
MnBr2 + NaOH = Mn(OH)2 + NaBr =>
MnBr2 + 2 NaOH = Mn(OH)2 + 2 NaBr
Cu2 + Na2S = Cu2Na2S =>
Cu2 + Na2S = Cu2Na2S
Al3O4 + H2 = Al + H2O =>
Al3O4 + 4 H2 = 3 Al + 4 H2O
Cu(OH)2 + LiNO3 = Cu(NO3)2 + LiOH =>
Cu(OH)2 + 2 LiNO3 = Cu(NO3)2 + 2 LiOH
Mo + H2SO4 = MoSO3 + H2O =>
Mo + H2SO4 = MoSO3 + H2O
CN{-} + MnO4 = CNO{-} + MnO2 =>
2 CN{-} + MnO4 = 2 CNO{-} + MnO2
HCl3Si + H2O = H10Si10O15 + HCl =>
10 HCl3Si + 15 H2O = H10Si10O15 + 30 HCl
Al + H2S = Al2S + H2 =>
2 Al + H2S = Al2S + H2
Zn + H2SO4(konc) = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4(konc) = ZnSO4 + SO2 + 2 H2O
C5H10O5 + H2O = CH3OH + CO2 =>
3 C5H10O5 + 5 H2O = 10 CH3OH + 5 CO2
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
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