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Zn + CO2 = ZnO + CO
Fe + H{+} = Fe3{+} + H2 =>
6 Fe + 2 H{+} = 2 Fe3{+} + H2
Na + ClO3 = NaCl + O =>
Na + ClO3 = NaCl + 3 O
Cr + SnBr2 = CrBr2 + Sn =>
Cr + SnBr2 = CrBr2 + Sn
C2H2 + KMnO4 + H2O = C2H2O4 + MnO2 + KOH =>
3 C2H2 + 8 KMnO4 + 4 H2O = 3 C2H2O4 + 8 MnO2 + 8 KOH
MnO2 + OH{-} = MnO4{-} + H2O + e =>
MnO2 + 4 OH{-} = MnO4{-} + 2 H2O + 3e
C3H8O(l) + O2(g) = CO + H2O =>
C3H8O(l) + 3 O2(g) = 3 CO + 4 H2O
Ag + Fe(No3)3 = AgNo3 + Fe =>
3 Ag + Fe(No3)3 = 3 AgNo3 + Fe
CIO2 + H2O = HCIO3 + HCI =>
6 CIO2 + 3 H2O = 5 HCIO3 + HCI
Al(OH)4{-} + K{+} + H2SO4 = KAl(SO4)2 + H2O =>
Al(OH)4{-} + K{+} + 2 H2SO4 = KAl(SO4)2 + 4 H2O
NiCl2 + HCl = NiH + Cl2 =>
2 NiCl2 + 2 HCl = 2 NiH + 3 Cl2
C9H8 + KMnO4 + H2SO4 = C8H6O4 + MnSO4 + K2SO4 + H2O =>
40 C9H8 + 82 KMnO4 + 123 H2SO4 = 45 C8H6O4 + 82 MnSO4 + 41 K2SO4 + 148 H2O
Zn + HNO3(dil) = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3(dil) = Zn(NO3)2 + 2 NO2 + 2 H2O
Ce + H2O = CeOH + H2 =>
2 Ce + 2 H2O = 2 CeOH + H2
NH4OH + K2CrO4 = (NH4)2CrO4 + KOH =>
2 NH4OH + K2CrO4 = (NH4)2CrO4 + 2 KOH
Fe + H2C2O4 = Fe(C2O4)3 + H2 =>
Fe + 3 H2C2O4 = Fe(C2O4)3 + 3 H2
Zn(aq) + HCl(aq) = ZnCl2 + H2 =>
Zn(aq) + 2 HCl(aq) = ZnCl2 + H2
CH3NH2 + H2O = CH4 + CO2 + NH3 =>
4 CH3NH2 + 2 H2O = 3 CH4 + CO2 + 4 NH3
K(MnO4) + Fe(SO4) + H2SO4 = Mn(SO4) + Fe2(SO4)3 + K(SO4) + H2O =>
K(MnO4) + 4 Fe(SO4) + 4 H2SO4 = Mn(SO4) + 2 Fe2(SO4)3 + K(SO4) + 4 H2O
Al(No3)3 + NaCl = AlCl3 + NaNo3 =>
Al(No3)3 + 3 NaCl = AlCl3 + 3 NaNo3
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
NO3 + H = NO2 + H2O =>
NO3 + 2 H = NO2 + H2O
KH2PO4 = K + H + PO4 =>
KH2PO4 = K + 2 H + PO4
C14H18N2O5 + H2O = C4H7NO4 + C9H11NO2 + CH4O =>
C14H18N2O5 + 2 H2O = C4H7NO4 + C9H11NO2 + CH4O
Cu + NH3 = CuNH3 =>
Cu + NH3 = CuNH3
PbSO4 + HNO3 = Pb(NO3)2 + H2SO4 =>
PbSO4 + 2 HNO3 = Pb(NO3)2 + H2SO4
P + H2O = PH3 + OH =>
P + 3 H2O = PH3 + 3 OH
P + S = P2S3 =>
2 P + 3 S = P2S3
K2CrO4 + H2C2O4 + H2SO4 = K2SO4 + CrSO4 + CO2 + H2O =>
K2CrO4 + 2 H2C2O4 + 2 H2SO4 = K2SO4 + CrSO4 + 4 CO2 + 4 H2O
NaCN + H2O = HCOONa + NH3 =>
NaCN + 2 H2O = HCOONa + NH3
Sn(OH)2 = SnO + H2O =>
Sn(OH)2 = SnO + H2O
BaCr2O7 + HCl = BaCl2 + H2Cr2O7 =>
BaCr2O7 + 2 HCl = BaCl2 + H2Cr2O7
Cu2S2 + O2 = Cu2O + S2 =>
2 Cu2S2 + O2 = 2 Cu2O + 2 S2
Fe + Al(OH)3 = Fe(OH)3 + Al =>
Fe + Al(OH)3 = Fe(OH)3 + Al
Au + BrF3 + KF = Br + KAuF4 =>
Au + BrF3 + KF = Br + KAuF4
Ba(OH)2 + KMnO4 = KOH + Ba(MnO4)2 =>
Ba(OH)2 + 2 KMnO4 = 2 KOH + Ba(MnO4)2
C3H7OH + NaNO2 + HCl = C3H7ONO + NaCl + H2O =>
C3H7OH + NaNO2 + HCl = C3H7ONO + NaCl + H2O
BaBr2 + NaCl = BaCl2 + NaBr =>
BaBr2 + 2 NaCl = BaCl2 + 2 NaBr
Mn2O5 = Mn + O =>
Mn2O5 = 2 Mn + 5 O
Br2 + Ca(OH)2 = CaBr2 + Ca(BrO)2 + H2O =>
2 Br2 + 2 Ca(OH)2 = CaBr2 + Ca(BrO)2 + 2 H2O
Mg(No3)2 + NaBr = MgBr2 + NaNo3 =>
Mg(No3)2 + 2 NaBr = MgBr2 + 2 NaNo3
Mg + B = MgB2 =>
Mg + 2 B = MgB2
Bi + H2 = BiH =>
2 Bi + H2 = 2 BiH
Hg(NO3)2 + LiOH = Hg(OH)2 + LiNO3 =>
Hg(NO3)2 + 2 LiOH = Hg(OH)2 + 2 LiNO3
TiO2 + MgO = Ti + MgO3 =>
TiO2 + MgO = Ti + MgO3
Hg + HCl = Hg2Cl2 + H2 =>
2 Hg + 2 HCl = Hg2Cl2 + H2
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
LiOH + CuCl2 = LiCl + Cu(OH)2 =>
2 LiOH + CuCl2 = 2 LiCl + Cu(OH)2
C6H5C2H3 + KMnO4 + H2O = C6H5C2H3(OH)2 + KOH + MnO2 =>
3 C6H5C2H3 + 2 KMnO4 + 4 H2O = 3 C6H5C2H3(OH)2 + 2 KOH + 2 MnO2
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