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CH3CH2Br + H2O = CH3CH2OH + HBr
C{-4} = e + C{+4} =>
C{-4} = 8e + C{+4}
LiCl + H2O = HCl + Li2O =>
2 LiCl + H2O = 2 HCl + Li2O
NaHSO3 + H2SO4 = Na2SO4 + SO2 + H2O =>
2 NaHSO3 + H2SO4 = Na2SO4 + 2 SO2 + 2 H2O
SnCl2 + BiCl3 + NaOH = Bi + Sn(OH)4 + NaCl =>
3 SnCl2 + 2 BiCl3 + 12 NaOH = 2 Bi + 3 Sn(OH)4 + 12 NaCl
P + BaO = PO + Ba =>
P + BaO = PO + Ba
CH3COONa + H2O = CH3COOHNa + OH =>
CH3COONa + H2O = CH3COOHNa + OH
Mo2O5 + CO2 = Mo2(CO3)5 =>
Mo2O5 + 5 CO2 = Mo2(CO3)5
NaNO2 + KJ + H2SO4 = J2 + NO + K2SO4 + H2O + Na2SO4 =>
2 NaNO2 + 2 KJ + 2 H2SO4 = J2 + 2 NO + K2SO4 + 2 H2O + Na2SO4
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr =>
13 C2H6O + 2 Cr2O7{-} + 2 H{+} = 13 C2H4O + 14 H2O + 4 Cr
AgCl + NH3 = [Ag(NH3)] + Cl =>
AgCl + NH3 = [Ag(NH3)] + Cl
MgCO3(heat) = MgC + O2 =>
2 MgCO3(heat) = 2 MgC + 3 O2
Ba(CO3) = Ba + CO3 =>
Ba(CO3) = Ba + CO3
NH4OH + Zn(OH)Cl = Zn(OH)2 + NH4Cl =>
NH4OH + Zn(OH)Cl = Zn(OH)2 + NH4Cl
Zn(s) + Fe2(SO4)3 = ZnSO4 + Fe =>
3 Zn(s) + Fe2(SO4)3 = 3 ZnSO4 + 2 Fe
KBr + H2 = Br2 + KH =>
2 KBr + H2 = Br2 + 2 KH
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
B + F2 = BF2 =>
B + F2 = BF2
Cu{+} = Cu{2+} + {-} =>
Cu{+} = Cu{2+} + e
Mn2O3 + C = Mn3O4 + CO2 =>
6 Mn2O3 + C = 4 Mn3O4 + CO2
LiCO3 + KCl = LiCl + KCO3 =>
LiCO3 + KCl = LiCl + KCO3
(H2)S(g) + (O2)(g) = S(O2)(g) + H(O2)(l) =>
(H2)S(g) + 3(O2)(g) = S(O2)(g) + 2 H(O2)(l)
(NH4)2Fe(SO4)2 + NaOH = Na2Fe(SO4)2 + H2O + NH3 =>
(NH4)2Fe(SO4)2 + 2 NaOH = Na2Fe(SO4)2 + 2 H2O + 2 NH3
C18H34O2 + NaOH = C18H33O2Na + H2O =>
C18H34O2 + NaOH = C18H33O2Na + H2O
CH3OH = CO + H =>
CH3OH = CO + 4 H
Ag + CH3COOH + Na3PO4 = NaCH3COOH + AgPO4 =>
Ag + 3 CH3COOH + Na3PO4 = 3 NaCH3COOH + AgPO4
CH3COOH(ac) + Ca(HCO3)2(s) = CO2(g) + H2O(l) + Ca(C2H3O2)2(ac) =>
2 CH3COOH(ac) + Ca(HCO3)2(s) = 2 CO2(g) + 2 H2O(l) + Ca(C2H3O2)2(ac)
KBr + H2 = Br2 + KH =>
2 KBr + H2 = Br2 + 2 KH
CaO2 + H2O = CaH2 + O =>
CaO2 + H2O = CaH2 + 3 O
Al + CuCI = AlCI + Cu =>
Al + CuCI = AlCI + Cu
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + K2CO3 + Na2SO4 =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 K2CO3 + 3 Na2SO4
Ca + HOH = Ca(OH)2 + H =>
Ca + 2 HOH = Ca(OH)2 + 2 H
ZnCl2 + (C4H6O4) = Zn(C4H4O4) + HCl =>
ZnCl2 + (C4H6O4) = Zn(C4H4O4) + 2 HCl
A2E3 = A4E6 =>
2 A2E3 = A4E6
MnCl2 + FeCl3 + H2O = MnFe2O4 + HCl =>
MnCl2 + 2 FeCl3 + 4 H2O = MnFe2O4 + 8 HCl
Ca3(PO4)2 + Ca(H2PO4)2 + H2O = CaHPO4H2O =>
Ca3(PO4)2 + Ca(H2PO4)2 + 4 H2O = 4 CaHPO4H2O
H2(g) + Br2 = HBr(g) =>
H2(g) + Br2 = 2 HBr(g)
CH09 + O2 = CO2 + H2O =>
4 CH09 + 13 O2 = 4 CO2 + 18 H2O
As4O6(s) + HO{-}(aq) = AsO2{-}(aq) + H2O(l) =>
As4O6(s) + 4 HO{-}(aq) = 4 AsO2{-}(aq) + 2 H2O(l)
CuCl2 + Na2S + H2O = Cu(OH)2 + NaCl + H2S =>
CuCl2 + Na2S + 2 H2O = Cu(OH)2 + 2 NaCl + H2S
CH2CHCH2CHCH2 + KMnO4 + H2SO4 = HOOC(CH2)3COOH + K2SO4 + MnSO4 + H2O =>
5 CH2CHCH2CHCH2 + 8 KMnO4 + 12 H2SO4 = 5 HOOC(CH2)3COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
I2 + CrCl2 = CrI3 + Cl2 =>
3 I2 + 2 CrCl2 = 2 CrI3 + 2 Cl2
Fe2O3 + H2SO4 = Fe2[SO4]3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2[SO4]3 + 3 H2O
Li2SO3 + HBr = Li2Br + H(SO3) =>
Li2SO3 + HBr = Li2Br + H(SO3)
KOH(aq) + SrCl2(aq) = Sr(OH)2(s) + KCl(aq) =>
2 KOH(aq) + SrCl2(aq) = Sr(OH)2(s) + 2 KCl(aq)
C2H4 + KOH = C2H5OK =>
C2H4 + KOH = C2H5OK
KMnO4(ac) + Na2S2O3(ac) + HCl(ac) = MnCl2(ac) + Na2S4O6(ac) + NaCl(ac) + KCl(ac) + H2O(l) =>
2 KMnO4(ac) + 10 Na2S2O3(ac) + 16 HCl(ac) = 2 MnCl2(ac) + 5 Na2S4O6(ac) + 10 NaCl(ac) + 2 KCl(ac) + 8 H2O(l)
RbOH + BaBr2 = RbBr + Ba(OH)2 =>
2 RbOH + BaBr2 = 2 RbBr + Ba(OH)2
H2S + Bi = Bi(HS)3 + H =>
3 H2S + Bi = Bi(HS)3 + 3 H
C2 + NaI = Na + CI2 =>
C2 + 4 NaI = 4 Na + 2 CI2
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