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3 Si(s) + 2 Al2O3(s) = 3 SiO2(s) + 4 Al(s)
Mo + CO = Mo(CO)6 =>
Mo + 6 CO = Mo(CO)6
C2H5NO2 + SrCl2 = C2H5NO2SrCl2 =>
C2H5NO2 + SrCl2 = C2H5NO2SrCl2
Ca(s) + Po4(aq) = Ca3(Po4)2(s) =>
3 Ca(s) + 2 Po4(aq) = Ca3(Po4)2(s)
Ag(NO3) + Na3PO4 = Ag3(PO4) + Na(NO3) =>
3 Ag(NO3) + Na3PO4 = Ag3(PO4) + 3 Na(NO3)
Na2SO3 + HIO3 = I2 + Na2SO4 + H2O =>
5 Na2SO3 + 2 HIO3 = I2 + 5 Na2SO4 + H2O
CH3CH2CH(OH)CH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2C(O)CH2CH3 + H2O =>
5 CH3CH2CH(OH)CH2CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH2C(O)CH2CH3 + 9 H2O
Cr2 + SO4 = Cr2(SO4)3 =>
Cr2 + 3 SO4 = Cr2(SO4)3
SnCO3 + FeSO4 = SnSO4 + FeCO3 =>
SnCO3 + FeSO4 = SnSO4 + FeCO3
B + KOH + H2O2 = KBO2 + H2 =>
2 B + 2 KOH + H2O2 = 2 KBO2 + 2 H2
KBr + Cl2 + OH = BrCl + KOH =>
2 KBr + Cl2 + 2 OH = 2 BrCl + 2 KOH
MnSO4 + Ca(OH)2 + H2O = Mn(OH)2 + CaSO4*2H2O =>
MnSO4 + Ca(OH)2 + 2 H2O = Mn(OH)2 + CaSO4*2H2O
AlAs + NaOH = Na3AlAsO3 + H2 =>
2 AlAs + 6 NaOH = 2 Na3AlAsO3 + 3 H2
H2SO4 + HCl = Cl2 + H2O + SO2 =>
H2SO4 + 2 HCl = Cl2 + 2 H2O + SO2
SeS2 = Se + S =>
SeS2 = Se + 2 S
Fe + KFe(CN)6 = KFeFe(CN)6 =>
Fe + KFe(CN)6 = KFeFe(CN)6
Cr(OH)3(s) + HNO3(aq) = Cr(NO3)3 + H2O =>
Cr(OH)3(s) + 3 HNO3(aq) = Cr(NO3)3 + 3 H2O
HOOCCH2CH2COOH + Br2 = BrOOCCH2CH2COOBr + H2 =>
HOOCCH2CH2COOH + Br2 = BrOOCCH2CH2COOBr + H2
Sb2S5 + HNO3 + H2O = H2SO4 + NO + H3SbO4 =>
3 Sb2S5 + 40 HNO3 + 4 H2O = 15 H2SO4 + 40 NO + 6 H3SbO4
HI + Cl = H2 + ClI =>
2 HI + 2 Cl = H2 + 2 ClI
Na3PO4 + Ni(CH3COO)2 = NaCH3COO + Ni3(PO4)2 =>
2 Na3PO4 + 3 Ni(CH3COO)2 = 6 NaCH3COO + Ni3(PO4)2
NaCl + HgNo3H2O = NaNo3 + HgCl + H2O =>
NaCl + HgNo3H2O = NaNo3 + HgCl + H2O
C8H15OH + O2 = CO2 + H2O =>
2 C8H15OH + 23 O2 = 16 CO2 + 16 H2O
NaBiO3 + FeS + H2SO4 = Fe2(SO4)3 + Na2SO4 + Bi2(SO4)3 + H2O =>
18 NaBiO3 + 4 FeS + 38 H2SO4 = 2 Fe2(SO4)3 + 9 Na2SO4 + 9 Bi2(SO4)3 + 38 H2O
CH3CH2OH + CuO = Cu + CO2 + H2O =>
CH3CH2OH + 6 CuO = 6 Cu + 2 CO2 + 3 H2O
Zn + H2O = ZnOH + H2 =>
2 Zn + 2 H2O = 2 ZnOH + H2
FeCl2 + Br2 = FeBr1 + Cl2 =>
2 FeCl2 + Br2 = 2 FeBr1 + 2 Cl2
CoO + H2O + KOH = K2[Co(OH)4] =>
CoO + H2O + 2 KOH = K2[Co(OH)4]
H2CO3 + Ni(OH)4 = Ni(CO3)2 + H2O =>
2 H2CO3 + Ni(OH)4 = Ni(CO3)2 + 4 H2O
Pb(OH)2(cr) = PbO(cr) + H2O(g) =>
Pb(OH)2(cr) = PbO(cr) + H2O(g)
Ag(NO3) + FeCl3 = AgCl + Fe(NO3)3 =>
3 Ag(NO3) + FeCl3 = 3 AgCl + Fe(NO3)3
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
Pb(NO3)2 + Na = Pb + Na(NO3) =>
Pb(NO3)2 + 2 Na = Pb + 2 Na(NO3)
X2 + A2B = XB + A2 =>
X2 + 2 A2B = 2 XB + 2 A2
SbCl3 + Na2S2O3 + H2O = Sb2OS2 + H2SO4 + NaCl + HCl =>
2 SbCl3 + 2 Na2S2O3 + 3 H2O = Sb2OS2 + 2 H2SO4 + 4 NaCl + 2 HCl
HCrO2 + H2O2 = H2CrO4 + H2O =>
2 HCrO2 + 3 H2O2 = 2 H2CrO4 + 2 H2O
Au2S + NaCN = Au + Na2S + CN =>
Au2S + 2 NaCN = 2 Au + Na2S + 2 CN
Be + Cl = BeCl2 =>
Be + 2 Cl = BeCl2
Fe(OH)2(aq) + AlCl3(aq) = FeCl2(aq) + Al(OH)3 =>
3 Fe(OH)2(aq) + 2 AlCl3(aq) = 3 FeCl2(aq) + 2 Al(OH)3
WC + AlCl6N3O30 = WO3 + CO + N2 + CCl4 + Al2O3 =>
15 WC + 2 AlCl6N3O30 = 15 WO3 + 12 CO + 3 N2 + 3 CCl4 + Al2O3
KClO + S + KOH = KCl + K2SO4 + H2O =>
3 KClO + S + 2 KOH = 3 KCl + K2SO4 + H2O
Mg2 + N2 = Mg3N2 =>
3 Mg2 + 2 N2 = 2 Mg3N2
KH2PO4 = KPO3 + H2O =>
KH2PO4 = KPO3 + H2O
Br2 + KCl = BrCl2 + K =>
Br2 + 4 KCl = 2 BrCl2 + 4 K
C4H602 + Na2B405(OH)8H2O = C4H602B405(OH)8H2O + Na =>
C4H602 + Na2B405(OH)8H2O = C4H602B405(OH)8H2O + 2 Na
KCIO30 = KCI + O2 =>
KCIO30 = KCI + 15 O2
HBr + Li2O = LiBr + H2O =>
2 HBr + Li2O = 2 LiBr + H2O
NaI + FeCl3 = NaCl + FeI3 =>
3 NaI + FeCl3 = 3 NaCl + FeI3
K + CO3 = K2CO3 =>
2 K + CO3 = K2CO3
Al2(CO3)3(aq) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(aq) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l) + 3 CO2(g)
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