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4 FeCO3 + O2 = 2 Fe2O3 + 4 CO2
Cr(s) + H2O(l) = CrOH(aq) + H2(g) =>
2 Cr(s) + 2 H2O(l) = 2 CrOH(aq) + H2(g)
MgCO3 + Zn(NO3)2 = ZnCO3 + Mg(NO3)2 =>
MgCO3 + Zn(NO3)2 = ZnCO3 + Mg(NO3)2
Rb + S = Rb2S3 =>
2 Rb + 3 S = Rb2S3
KMnO4 + CH2CH2 + H2SO4 + H2O = CH2OHCH2OH + MnSO4 + K2SO4 =>
2 KMnO4 + 5 CH2CH2 + 3 H2SO4 + 2 H2O = 5 CH2OHCH2OH + 2 MnSO4 + K2SO4
Cu + F2 = CuF3 =>
2 Cu + 3 F2 = 2 CuF3
C4H6 + HBr = C4H8Br2 =>
C4H6 + 2 HBr = C4H8Br2
Ag2O(s) = Ag(s) + O2(g) =>
2 Ag2O(s) = 4 Ag(s) + O2(g)
C6H8O7 + C2H5OH = C19H22O6 + H2O =>
28 C6H8O7 + 87 C2H5OH = 18 C19H22O6 + 175 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe + MgCl = Mg + Fe2Cl3 =>
2 Fe + 3 MgCl = 3 Mg + Fe2Cl3
C6H12O6 + H2O = CH6O + CO2 =>
C6H12O6 + 3 H2O = 3 CH6O + 3 CO2
K2S(aq) + HI(aq) = H2S(g) + KI(aq) =>
K2S(aq) + 2 HI(aq) = H2S(g) + 2 KI(aq)
HClO + KOH = H2O + KCl + O2 =>
2 HClO + 2 KOH = 2 H2O + 2 KCl + O2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
HClO3 + NaOH = NaClO3 + H2O =>
HClO3 + NaOH = NaClO3 + H2O
P + H2O = H3PO4 + H2 =>
2 P + 8 H2O = 2 H3PO4 + 5 H2
HS + Mg(OH)2 = MgS2 + H2O =>
2 HS + Mg(OH)2 = MgS2 + 2 H2O
Ca(NO3)2 + NiCl2 = Ni(NO3)2 + CaCl2 =>
Ca(NO3)2 + NiCl2 = Ni(NO3)2 + CaCl2
HB + KOH = H2O + KB =>
HB + KOH = H2O + KB
NaCl + O2 = NaClO3 =>
2 NaCl + 3 O2 = 2 NaClO3
CoSO4 + NaOH = Co(OH)2 + Na2SO4 =>
CoSO4 + 2 NaOH = Co(OH)2 + Na2SO4
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
NaOH + C20H14O4 = NaOHC20H14O4 =>
NaOH + C20H14O4 = NaOHC20H14O4
Be + OH{-} + H2O = [Be(OH)4]{2-} + H2 =>
Be + 2 OH{-} + 2 H2O = [Be(OH)4]{2-} + H2
H2PO2{-} + H2O + Cl2 = HPO3{2-} + Cl{-} + H{+}howmanyelectronsaretranferred =>
H2PO2{-} + H2O + Cl2 = HPO3{2-} + 2 Cl{-} + 3 H{+}howmanyelectronsaretranferred
NaC2H3O2 + H2O = HC2H3O2 + NaOH =>
NaC2H3O2 + H2O = HC2H3O2 + NaOH
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
MnO4{-} + I{-} + H{+} = I2 + MnO + H2O =>
2 MnO4{-} + 10 I{-} + 12 H{+} = 5 I2 + 2 MnO + 6 H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
MgH + H2O = Mg(oh)2 + H3O =>
2 MgH + 2 H2O = Mg(oh)2 + 2 H3O
NaH2PO4 + KOH = K + NaHPO4 + H2O =>
NaH2PO4 + KOH = K + NaHPO4 + H2O
H2CO3 + Cr(OH)3 = H2O + Cr2(CO3)3 =>
3 H2CO3 + 2 Cr(OH)3 = 6 H2O + Cr2(CO3)3
Na2SeO3 + NaClO + H2O = Na2SeO4 + Cl2 + NaOH =>
Na2SeO3 + 2 NaClO + H2O = Na2SeO4 + Cl2 + 2 NaOH
C7H16 = C7H + H2 =>
2 C7H16 = 2 C7H + 15 H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
MnCl2 + K4[Fe(CN)6] = Mn2[Fe(CN)6] + KCl =>
2 MnCl2 + K4[Fe(CN)6] = Mn2[Fe(CN)6] + 4 KCl
KMnO4 + H2SO4 + Na2CO3 + Na2S2O3 = K2CO3 + MnO2 + Na2SO4 + H2O =>
8 KMnO4 + H2SO4 + 4 Na2CO3 + 3 Na2S2O3 = 4 K2CO3 + 8 MnO2 + 7 Na2SO4 + H2O
Co(OH)3 + Na2CO3 = CoCO3 + Na2(OH)3 =>
Co(OH)3 + Na2CO3 = CoCO3 + Na2(OH)3
NaOH + H2SO4 = H2O + HSO4{-} + Na{+} =>
NaOH + H2SO4 = H2O + HSO4{-} + Na{+}
C7H15CHO + O2 = CO2 + H2O =>
2 C7H15CHO + 23 O2 = 16 CO2 + 16 H2O
RuO4 + HBr = H2RuBr6 + O2 + H2O =>
RuO4 + 6 HBr = H2RuBr6 + O2 + 2 H2O
C7H14 + Br2 = C8H14Br2 + H =>
8 C7H14 + 7 Br2 = 7 C8H14Br2 + 14 H
Cr(NO3)3 = Cr + NO3 =>
Cr(NO3)3 = Cr + 3 NO3
H3PO4 + V(OH)2 = V3(PO4)2 + H2O =>
2 H3PO4 + 3 V(OH)2 = V3(PO4)2 + 6 H2O
Na2S + Mg(NO3)2 = MgS + Na(NO3) =>
Na2S + Mg(NO3)2 = MgS + 2 Na(NO3)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
KMnO7 + HCl = MnCl2 + Cl2 + KCl + H2O =>
2 KMnO7 + 28 HCl = 2 MnCl2 + 11 Cl2 + 2 KCl + 14 H2O
BaS + MgBr2 = MgS + BaBr2 =>
BaS + MgBr2 = MgS + BaBr2
CS4 + H2 = CH4 + H2S =>
CS4 + 6 H2 = CH4 + 4 H2S
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