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2 P4 + 9 H2O + 3 KOH = 5 PH3 + 3 KH2PO4
MG + N2 = MGN =>
2 MG + N2 = 2 MGN
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
BA(OH)2 + CuCl2 = BACl2 + Cu(OH)2 =>
BA(OH)2 + CuCl2 = BACl2 + Cu(OH)2
Sc2V2C3F2 = V6C5 + Sc4C3 + ScF3 + C =>
3 Sc2V2C3F2 = V6C5 + Sc4C3 + 2 ScF3 + C
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Sr + H2So4 = SrSo4 + H2 =>
Sr + H2So4 = SrSo4 + H2
FeCl3 + AgNO3 = AgCl + Fe(NO3)3 =>
FeCl3 + 3 AgNO3 = 3 AgCl + Fe(NO3)3
FeS + Pb(NO3)2 = PbS + Fe(NO3)2 =>
FeS + Pb(NO3)2 = PbS + Fe(NO3)2
PH3 + KMnO4 + KOH = K3PO4 + MnO2 + H2O =>
3 PH3 + 8 KMnO4 + KOH = 3 K3PO4 + 8 MnO2 + 5 H2O
Sc2V2C3F2 = V6C5 + Sc4C3 + VF3 + C =>
18 Sc2V2C3F2 = 4 V6C5 + 9 Sc4C3 + 12 VF3 + 7 C
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CuSo4 + Fe = Cu + Fe(So4)2 =>
2 CuSo4 + Fe = 2 Cu + Fe(So4)2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CrCl3 + Br2 + KOH = K2Cr2O7 + KBr + KCl + H2O =>
2 CrCl3 + 3 Br2 + 14 KOH = K2Cr2O7 + 6 KBr + 6 KCl + 7 H2O
KI + AgNO3 = AgI + KNO3 =>
KI + AgNO3 = AgI + KNO3
NaBr + MnO2 + H2SO4 = Na2SO4 + MnSO4 + H2O + Br2 =>
2 NaBr + MnO2 + 2 H2SO4 = Na2SO4 + MnSO4 + 2 H2O + Br2
Mg + O2 = Mg2O =>
4 Mg + O2 = 2 Mg2O
Sc2V2C3F2 = V6C5 + Sc4C3 + VF2 + C =>
6 Sc2V2C3F2 = V6C5 + 3 Sc4C3 + 6 VF2 + 4 C
Zn + FeCl2 = ZnCl + Fe =>
2 Zn + FeCl2 = 2 ZnCl + Fe
BaCl2 + NAOH = Ba(OH)2 + NACl =>
BaCl2 + 2 NAOH = Ba(OH)2 + 2 NACl
FeSo4 + Na2CO3 + H2O = Fe(OH)2 + Na2So4 + CO2 =>
FeSo4 + Na2CO3 + H2O = Fe(OH)2 + Na2So4 + CO2
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
Pb2 + NaOH = Pb(OH)2 + Na =>
Pb2 + 4 NaOH = 2 Pb(OH)2 + 4 Na
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
C2H8 + Cl2 = C2HCl4 + HCl =>
2 C2H8 + 11 Cl2 = 2 C2HCl4 + 14 HCl
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H2SeO3 + C = C8H18 + SeO3 =>
9 H2SeO3 + 8 C = C8H18 + 9 SeO3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CuSO4 + NH4OH = NH4SO4 + CuOH =>
CuSO4 + NH4OH = NH4SO4 + CuOH
H2SeO3 + C = C8H18 + SeO3 =>
9 H2SeO3 + 8 C = C8H18 + 9 SeO3
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
C8H167 + Cl2 = C8H16Cl2 + H2 =>
2 C8H167 + 2 Cl2 = 2 C8H16Cl2 + 151 H2
AgCl(s) + HBr(aq) = AgBr(s) + HCl(g) =>
AgCl(s) + HBr(aq) = AgBr(s) + HCl(g)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
FeCl3 + AgNO3 = AgCl3 + FeNO3 =>
FeCl3 + AgNO3 = AgCl3 + FeNO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
KNo2 + KMnO4 + H2O = KNo3 + MnO2 + KOH =>
9 KNo2 + KMnO4 + 2 H2O = 6 KNo3 + MnO2 + 4 KOH
KOH + H2SO4 = KSO4 + H2S + H2O =>
8 KOH + 9 H2SO4 = 8 KSO4 + H2S + 12 H2O
CaS + CaSO4 = CaO + SO2 =>
CaS + 3 CaSO4 = 4 CaO + 4 SO2
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Fe + H2O = Fe3O4 + H3 =>
9 Fe + 12 H2O = 3 Fe3O4 + 8 H3
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
MnSO4 + KIO3 + KOH = MnO2 + KI + K2SO4 + H2O =>
3 MnSO4 + KIO3 + 6 KOH = 3 MnO2 + KI + 3 K2SO4 + 3 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
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