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Br2(aq) + 2 NaI(aq) = 2 NaBr(aq) + I2(aq)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
KOH + O2 = K2O2 + H2O =>
4 KOH + O2 = 2 K2O2 + 2 H2O
Br2 + KBr = Br3K =>
Br2 + KBr = Br3K
CH3CH2OH + Cr2O7{-2} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Mn(NO3)2 + KOH = Mn(OH)2 + KNO3 =>
Mn(NO3)2 + 2 KOH = Mn(OH)2 + 2 KNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
W + H3 = WH =>
3 W + H3 = 3 WH
Na2SO3 + S = Na2S + SO4 =>
4 Na2SO3 + 3 S = 4 Na2S + 3 SO4
KOH + Cu(NO3)2 = KOH(NO3)2 + Cu =>
KOH + Cu(NO3)2 = KOH(NO3)2 + Cu
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K2O + CuSO4 = K2Cu + OSO4 =>
K2O + CuSO4 = K2Cu + OSO4
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Na2SO3 + S = Na2S + SO4 =>
4 Na2SO3 + 3 S = 4 Na2S + 3 SO4
C4H10 + O2 = CH3COOH + H2O =>
2 C4H10 + 5 O2 = 4 CH3COOH + 2 H2O
P + Ca = Ca3P3 =>
3 P + 3 Ca = Ca3P3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Na2SO4 + CaCO3 = Na2CO3 + CaSO4 =>
Na2SO4 + CaCO3 = Na2CO3 + CaSO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NaBH4 + BF3O(C2H5)2 = NaB11H14 + NaBF4 + H2 + O(C2H5)2 =>
17 NaBH4 + 20 BF3O(C2H5)2 = 2 NaB11H14 + 15 NaBF4 + 20 H2 + 20 O(C2H5)2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Mg + NiPO4 = Mg3(PO4)2 + Ni =>
3 Mg + 2 NiPO4 = Mg3(PO4)2 + 2 Ni
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
K + Br = KBr =>
K + Br = KBr
C12H22O11 + H2SO4 = CO2 + H2O + SO2 =>
C12H22O11 + 24 H2SO4 = 12 CO2 + 35 H2O + 24 SO2
KClO3 + P4 = P4O10 + KCl =>
10 KClO3 + 3 P4 = 3 P4O10 + 10 KCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
BaO + KOH = Ba(OH)2 + K2O =>
BaO + 2 KOH = Ba(OH)2 + K2O
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K4[Fe(CN)6] + ZnCl2 = K3[Fe(CN)6] + KCl + Zn =>
2 K4[Fe(CN)6] + ZnCl2 = 2 K3[Fe(CN)6] + 2 KCl + Zn
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
COS + O = CO2O3 + SO2 =>
COS + 6 O = CO2O3 + SO2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Al2(SO4)3(ac) + Ca(NO3)2(ac) = CaSO4(s) + Al(NO3)3(ac) =>
Al2(SO4)3(ac) + 3 Ca(NO3)2(ac) = 3 CaSO4(s) + 2 Al(NO3)3(ac)
BaCO3 + Zn = ZnCO3 + Ba =>
BaCO3 + Zn = ZnCO3 + Ba
Na2S2O4 + CuSO4 = SO2 + CuO + Na2SO4 =>
Na2S2O4 + 2 CuSO4 = 3 SO2 + 2 CuO + Na2SO4
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Ni(OH)2(s) + HCl(aq) = NiCl2(s) + H2O(l) =>
Ni(OH)2(s) + 2 HCl(aq) = NiCl2(s) + 2 H2O(l)
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s) =>
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s)
H2O2 + Cr2O7{2-} = O2 + Cr{3+} + OH{-} =>
8 H2O2 + 2 Cr2O7{2-} = 7 O2 + 4 Cr{3+} + 16 OH{-}
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NiCl2(aq) + NaOH(aq) = NaCl + Ni(OH)2 =>
NiCl2(aq) + 2 NaOH(aq) = 2 NaCl + Ni(OH)2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
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