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Mn(s) + 2 HBr(ac) = H2 + MnBr2
KCO3 + Fe2NO3 = KNO3 + Fe2CO3 =>
KCO3 + Fe2NO3 = KNO3 + Fe2CO3
Re + HNO3 = HReO4 + NO + H2O =>
3 Re + 7 HNO3 = 3 HReO4 + 7 NO + 2 H2O
V + O2 = VO =>
2 V + O2 = 2 VO
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Mn(OH)2 + Na2O2 = Na2MnO4 + NaOH =>
Mn(OH)2 + 2 Na2O2 = Na2MnO4 + 2 NaOH
V + O = V2O5 =>
2 V + 5 O = V2O5
C6H5CHCH2Na + Cl2 = C6H5CHCH2 + NaCl =>
2 C6H5CHCH2Na + Cl2 = 2 C6H5CHCH2 + 2 NaCl
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
MgCl2NaOH = MgOHNaCl2 =>
MgCl2NaOH = MgOHNaCl2
V + O2 = VO2 =>
V + O2 = VO2
H2(g) + O2(g) + C = H2CO(g) =>
2 H2(g) + O2(g) + 2 C = 2 H2CO(g)
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
Cu + P2O5 = CuO + P =>
5 Cu + P2O5 = 5 CuO + 2 P
Au + H2O + NaCN + O2 = Na[Au(CN)2] + NaOH =>
4 Au + 2 H2O + 8 NaCN + O2 = 4 Na[Au(CN)2] + 4 NaOH
Ca3(PO4)2 + P2O5 + H2O = Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 P2O5 + 6 H2O = 3 Ca(H2PO4)2
KICl4 + H2O = HIO + KCl + HCl + HIO3 =>
2 KICl4 + 4 H2O = HIO + 2 KCl + 6 HCl + HIO3
H2SiF6 = SiF4 + HF =>
H2SiF6 = SiF4 + 2 HF
Cl + K = KCl =>
Cl + K = KCl
KMnO4 + H2SO4 + KI = MnSO4 + H2O + I2 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
OH{-} + ClO{-} + S2O3{-}2 = Cl{-} + SO4{-}2 + H2O =>
2 OH{-} + 9 ClO{-} + 2 S2O3{-}2 = 9 Cl{-} + 4 SO4{-}2 + H2O
(NH4)3PO4 + IOH = NH4OH + I3PO4 =>
(NH4)3PO4 + 3 IOH = 3 NH4OH + I3PO4
H3O + CaCO3 = Ca + H2O + H2CO3 =>
2 H3O + CaCO3 = Ca + 2 H2O + H2CO3
ClO3 + Fe = FeCl3 + O2 =>
6 ClO3 + 2 Fe = 2 FeCl3 + 9 O2
C6H5OHCH3COOH = CH3COOC6H5H2O =>
C6H5OHCH3COOH = CH3COOC6H5H2O
KClO3 + FeCl2 + HCl = KClO + FeCl3 + H2O =>
KClO3 + 4 FeCl2 + 4 HCl = KClO + 4 FeCl3 + 2 H2O
MnCO3KClO = MnO2KClCO2 =>
MnCO3KClO = MnO2KClCO2
NH3 + HO2 = NO2 + H2O =>
3 NH3 + 7 HO2 = 3 NO2 + 8 H2O
Pb(NO3)2 + FeBr3 = PbBr2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeBr3 = 3 PbBr2 + 2 Fe(NO3)3
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na2 + O = Na2O5 =>
Na2 + 5 O = Na2O5
Na2H2PO4 + Mg = Mg3(PO4)2 + Na3(po)4 + H =>
34 Na2H2PO4 + 51 Mg = 17 Mg3(PO4)2 + 2 Na3(po)4 + 68 H
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
CH3COOCH2CH3NaOH = CH3COOHCH3CH2ONa =>
CH3COOCH2CH3NaOH = CH3COOHCH3CH2ONa
CaO + H2O = (Ca(OH)2) =>
CaO + H2O = (Ca(OH)2)
AgNaCl = AgClNa =>
AgNaCl = AgClNa
Li + O3 = Li2O3 =>
2 Li + O3 = Li2O3
CH3NH2(aq) + H2O(l) = CH3NH3(aq) + OH(aq) =>
CH3NH2(aq) + H2O(l) = CH3NH3(aq) + OH(aq)
Na4P2O7 + Nb2O5 = NaPO3 + NaNbO3 =>
Na4P2O7 + Nb2O5 = 2 NaPO3 + 2 NaNbO3
Zn(OH)2 + NH3 = [Zn(NH3)](OH)2 =>
Zn(OH)2 + NH3 = [Zn(NH3)](OH)2
MgC3 = Mg + C =>
MgC3 = Mg + 3 C
MgSO4 + NiNO3 = MgNO3 + NiSO4 =>
MgSO4 + NiNO3 = MgNO3 + NiSO4
HClMg(OH)2 = H(OH)2MgCl =>
HClMg(OH)2 = H(OH)2MgCl
KClNaClO3 = KClO3NaCl =>
KClNaClO3 = KClO3NaCl
Na2Cr2O7 + H2S + H2O = NaOH + S + Cr(OH)3 =>
Na2Cr2O7 + 3 H2S + H2O = 2 NaOH + 3 S + 2 Cr(OH)3
NaHSO4 + LiOH = NaLiSO4 + H2O =>
NaHSO4 + LiOH = NaLiSO4 + H2O
KCO3 + Fe2NO3 = KNO3 + Fe2CO3 =>
KCO3 + Fe2NO3 = KNO3 + Fe2CO3
Mg(ClO4)2 + H2SO4 = MgSO4 + HClO4 =>
Mg(ClO4)2 + H2SO4 = MgSO4 + 2 HClO4
Fe(s) + Ni(NO3)2 = Fe(NO3)3 + Ni =>
2 Fe(s) + 3 Ni(NO3)2 = 2 Fe(NO3)3 + 3 Ni
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