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Cu + 12 C = CuC12
CuO = Cu2O + O2 =>
4 CuO = 2 Cu2O + O2
Mg{2} + OH{-} = Mg(OH)2 =>
Mg{2} + 2 OH{-} = Mg(OH)2
Zn + NaNO3 = Zn(NO3)2 + Na2 =>
Zn + 2 NaNO3 = Zn(NO3)2 + Na2
Al2O3 + HOH = Al(OH)3 =>
Al2O3 + 3 HOH = 2 Al(OH)3
Cu2O(s) + Cu2S(s) = Cu(s) + SO2(aq) =>
2 Cu2O(s) + Cu2S(s) = 6 Cu(s) + SO2(aq)
NO2 + NaOH = NaNO3 + N2O + H2O =>
8 NO2 + 6 NaOH = 6 NaNO3 + N2O + 3 H2O
H2S + HClO = HCl + S + H2O =>
H2S + HClO = HCl + S + H2O
Al2S3 = Al2 + S =>
Al2S3 = Al2 + 3 S
O20 + C2H2 = CO2 + H2O =>
O20 + 4 C2H2 = 8 CO2 + 4 H2O
C6H5Br + H2O = C6H6 + OH + Br =>
C6H5Br + H2O = C6H6 + OH + Br
KNO3(aq) + NaOH(aq) = KOH + NaNO3 =>
KNO3(aq) + NaOH(aq) = KOH + NaNO3
Ti2(CO3)4 + HCl = TiCl4 + H2CO3 =>
Ti2(CO3)4 + 8 HCl = 2 TiCl4 + 4 H2CO3
Ba(OH)2 + Hg2O = BaO + Hg(OH) =>
Ba(OH)2 + Hg2O = BaO + 2 Hg(OH)
Al(s) + H2O(aq) = Al2O3(aq) + H2(aq) =>
2 Al(s) + 3 H2O(aq) = Al2O3(aq) + 3 H2(aq)
CuO + HCOOH = HCOOCu + HO =>
CuO + HCOOH = HCOOCu + HO
Mg2P4O7 + Fe = Fe(P4O7)3 + Mg =>
3 Mg2P4O7 + Fe = Fe(P4O7)3 + 6 Mg
Fe{3} + {-} = Fe{2} =>
Fe{3} + e = Fe{2}
(C3H5(NO3)3) = CO2 + N2 + O2 + H2O =>
4(C3H5(NO3)3) = 12 CO2 + 6 N2 + O2 + 10 H2O
C2H5COOH + Cl2 = C2H4ClCOOH + HCl =>
C2H5COOH + Cl2 = C2H4ClCOOH + HCl
KMnO4 + KHSO3 + KOH = MnO2 + K2SO4 + H2O =>
2 KMnO4 + 3 KHSO3 + KOH = 2 MnO2 + 3 K2SO4 + 2 H2O
(COOH)2H2O + NaOH = Na2C2O4 + H2O =>
(COOH)2H2O + 2 NaOH = Na2C2O4 + 3 H2O
Al(OH)3 + H2C2O4 + K2C2O4 = K3[Al(C2O4)3] + H2O =>
2 Al(OH)3 + 3 H2C2O4 + 3 K2C2O4 = 2 K3[Al(C2O4)3] + 6 H2O
SiO2 + C = SiC + CO2 =>
SiO2 + 2 C = SiC + CO2
FeCl3 + Pt4 = FePt4 + Cl =>
FeCl3 + Pt4 = FePt4 + 3 Cl
C9H42 + O2 = CO2 + H2O =>
2 C9H42 + 39 O2 = 18 CO2 + 42 H2O
CH4 + O2 = C6H12O6 + H2O =>
6 CH4 + 6 O2 = C6H12O6 + 6 H2O
C6H5COOH + NaHCO3 = H2O + C6H5COONa + CO2 =>
C6H5COOH + NaHCO3 = H2O + C6H5COONa + CO2
S4 + O2 = SO4 =>
S4 + 8 O2 = 4 SO4
(HNO3) + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2(HNO3) + CaCO3 = Ca(NO3)2 + H2O + CO2
CuSO4 + PH3 = Cu3P2 + H2SO4 =>
3 CuSO4 + 2 PH3 = Cu3P2 + 3 H2SO4
CHOOH + Na2CO3 = CHOONa + H2O + CO2 =>
2 CHOOH + Na2CO3 = 2 CHOONa + H2O + CO2
K2CrO4 + AgNo3 = K2No3 + AgCrO4 =>
K2CrO4 + AgNo3 = K2No3 + AgCrO4
B4C + CH3OH = B(OCH3)3 + H2 + CH4 =>
B4C + 12 CH3OH = 4 B(OCH3)3 + 4 H2 + CH4
Ag2(s) + H2S(g) = Ag2S(s) + H2(g) =>
Ag2(s) + H2S(g) = Ag2S(s) + H2(g)
C1H4O + O2 = CO2 + H2O =>
2 C1H4O + 3 O2 = 2 CO2 + 4 H2O
NaHSO3 + Zn = Na2S2O4 + ZnOH =>
2 NaHSO3 + 2 Zn = Na2S2O4 + 2 ZnOH
CaCO3(s) + HCl(a) = CaCl2(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HCl(a) = CaCl2(aq) + CO2(g) + H2O(l)
Zn + CN = Zn(CN)4 =>
Zn + 4 CN = Zn(CN)4
P2 + O2 = POO =>
P2 + 2 O2 = 2 POO
CuCO3 + HCl = Cu(Cl)2 + H2O + CO2 =>
CuCO3 + 2 HCl = Cu(Cl)2 + H2O + CO2
NOCI = CI + NO =>
NOCI = CI + NO
Sn(SO3) + H2SO4 = Sn(SO4) + H2O + SO2 =>
Sn(SO3) + H2SO4 = Sn(SO4) + H2O + SO2
CH2CH(CH2)3CH3 + HBr = C6H13Br =>
CH2CH(CH2)3CH3 + HBr = C6H13Br
Na2S2O5 + H2O = NaHSO3 =>
Na2S2O5 + H2O = 2 NaHSO3
CH3CH2OOCCH3 + NaOH = CH3CH2OH + CH3COONa =>
CH3CH2OOCCH3 + NaOH = CH3CH2OH + CH3COONa
C15H20 + O2 = CO2 + H2O =>
C15H20 + 20 O2 = 15 CO2 + 10 H2O
Jn + HNO3 = Jn(NO3)3 + N2O + H2O =>
8 Jn + 30 HNO3 = 8 Jn(NO3)3 + 3 N2O + 15 H2O
KNO3 + Al = Al2O3 + K3N + N =>
3 KNO3 + 6 Al = 3 Al2O3 + K3N + 2 N
S8 + O2 + Ag = Ag2SO4 =>
S8 + 16 O2 + 16 Ag = 8 Ag2SO4
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