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2 Na + Cl2 = 2 NaCl
P + F2 = PF5 =>
2 P + 5 F2 = 2 PF5
Al + Ag2CrO4 = Ag + Al2(CrO4)3 =>
2 Al + 3 Ag2CrO4 = 6 Ag + Al2(CrO4)3
KMnO4 + H3PO3 + H2SO4 = H3PO4 + Mn3(PO4)2 + K2SO4 + H2O =>
6 KMnO4 + 15 H3PO3 + 3 H2SO4 = 11 H3PO4 + 2 Mn3(PO4)2 + 3 K2SO4 + 9 H2O
K2Cr2O7 + As2S3 + H2SO4 = H3AsO4 + S + K2SO4 + Cr2(SO4)3 =>
4 K2Cr2O7 + 9 As2S3 + 27 H2SO4 = 18 H3AsO4 + 38 S + 4 K2SO4 + 4 Cr2(SO4)3
K2Cr2O7 + CH3CH2CH2CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 3 CH3CH2CH2CH2OH + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CH3COOH + 19 H2O
F2 + CO2 = CF4 + OF2 =>
4 F2 + CO2 = CF4 + 2 OF2
CO2 + CaO = CO3 + Ca =>
CO2 + CaO = CO3 + Ca
K2Cr2O7 + CH3COOH = CH3COOK + (CH3COO)3Cr + H2O + O =>
K2Cr2O7 + 8 CH3COOH = 2 CH3COOK + 2(CH3COO)3Cr + 4 H2O + 3 O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
K3Co(NO2)6 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CoSO4 + HNO3 + H2O =>
5 K3Co(NO2)6 + 11 KMnO4 + 29 H2SO4 = 13 K2SO4 + 11 MnSO4 + 5 CoSO4 + 30 HNO3 + 14 H2O
SbO + H2 = SbH + H2O =>
2 SbO + 3 H2 = 2 SbH + 2 H2O
CH3COCH3(g) = CH2CO(g) + CH4(g) =>
CH3COCH3(g) = CH2CO(g) + CH4(g)
Mn3(PO4)4 + Au = Au3PO4 + Mn =>
Mn3(PO4)4 + 12 Au = 4 Au3PO4 + 3 Mn
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
KMnO4 + Fe(NO3)2 = KNO3 + Fe(MnO4)2 =>
2 KMnO4 + Fe(NO3)2 = 2 KNO3 + Fe(MnO4)2
(a)Zn + Pb(NO3)2 = Pb + Zn(NO3)2 =>
(a)Zn + Pb(NO3)2 = Pb + Zn(NO3)2
Na2CO3(aq) + CrCl3 = Cr2(CO3)3(s) + NaCl(aq) =>
3 Na2CO3(aq) + 2 CrCl3 = Cr2(CO3)3(s) + 6 NaCl(aq)
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 16 H2SO4 + 3 C4H9OH = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CH3COOH + 19 H2O
Zn2 + Sb + H2O = Zn(OH)2 + SbH3 =>
3 Zn2 + 4 Sb + 12 H2O = 6 Zn(OH)2 + 4 SbH3
ZnCl + ClH = ZnCl2 + H =>
ZnCl + ClH = ZnCl2 + H
FeS + ZnO = Zn + Fe2O3 + SO2 =>
2 FeS + 7 ZnO = 7 Zn + Fe2O3 + 2 SO2
K2Cr2O7 + KCl + H2SO4 = CrO2Cl2 + KHSO4 + H2O =>
K2Cr2O7 + 4 KCl + 6 H2SO4 = 2 CrO2Cl2 + 6 KHSO4 + 3 H2O
Cu{2+} + Y = Cu + Y{3+} =>
3 Cu{2+} + 2 Y = 3 Cu + 2 Y{3+}
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca(OH)2(aq) + H3PO4(aq) = H2O(l) + Ca3(PO4)2(s) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = 6 H2O(l) + Ca3(PO4)2(s)
K2CrO4 + NH3 = KH + N2(CrO4)3 =>
3 K2CrO4 + 2 NH3 = 6 KH + N2(CrO4)3
K2CrO4 + H2S + HNO3 = KNO3 + Cr(NO3)3 + S + H2O =>
2 K2CrO4 + 3 H2S + 10 HNO3 = 4 KNO3 + 2 Cr(NO3)3 + 3 S + 8 H2O
SnN{9+} + HOH = SnN(OH){8+} + H{+} =>
SnN{9+} + HOH = SnN(OH){8+} + H{+}
AgCl + Br2 = AgClBr3 =>
2 AgCl + 3 Br2 = 2 AgClBr3
CH3CH2CH2OH + O2 = CO2 + H2O =>
2 CH3CH2CH2OH + 9 O2 = 6 CO2 + 8 H2O
B(OH)3 + H2O = [B(OH)4]{-} + H3O{+} =>
B(OH)3 + 2 H2O = [B(OH)4]{-} + H3O{+}
Zn + NaOH + H2O + O2 = Na2[Zn(OH)4] =>
2 Zn + 4 NaOH + 2 H2O + O2 = 2 Na2[Zn(OH)4]
CuCl = Cu + CuCl2 =>
2 CuCl = Cu + CuCl2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
K2MnO4 + H2O = KMnO4 + MnO2 + KOH =>
3 K2MnO4 + 2 H2O = 2 KMnO4 + MnO2 + 4 KOH
K2S(aq) + HCl(aq) = KCl(aq) + H2S(s) =>
K2S(aq) + 2 HCl(aq) = 2 KCl(aq) + H2S(s)
Ni(NO3)2(aq) + NaCl(aq) = NiCl2(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaCl(aq) = NiCl2(s) + 2 NaNO3(aq)
H2S(S) + Al(S) = Al2S3(S) + H2(g) =>
H2S(S) + 2 Al(S) = Al2S3(S) + H2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2S + HI = KI + H2S =>
K2S + 2 HI = 2 KI + H2S
K2SO4 + Al = Al2(SO4)3 + K =>
3 K2SO4 + 2 Al = Al2(SO4)3 + 6 K
N2H42HCl + K2PtCl6 = K2PtCl4 + N2 + HCl =>
N2H42HCl + 21 K2PtCl6 = 21 K2PtCl4 + N2 + 43 HCl
K2SO4 + Fe(NO3)2 = K(NO3) + FeSO4 =>
K2SO4 + Fe(NO3)2 = 2 K(NO3) + FeSO4
NaCl + BaO = ClO + NaBa =>
NaCl + BaO = ClO + NaBa
K2SO4 = K2S + O2 =>
K2SO4 = K2S + 2 O2
K3N + HCl = KCl + NH3 =>
K3N + 3 HCl = 3 KCl + NH3
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