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Chemische vergelijkingen in evenwicht op05/02/16

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Breng de vergelijking van een chemische reactie in evenwicht
(NH4)2 + Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2 + Cr2O7 = Cr2O3 + 4 H2O + N2

Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2

H3PO4 + CaO = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 CaO = Ca3(PO4)2 + 3 H2O

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

S + PB = PBS =>
S + PB = PBS

Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2

CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O

NO + N2O4 = N2O3 =>
2 NO + N2O4 = 2 N2O3

H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2

NO + N2O4 = N2O3 =>
2 NO + N2O4 = 2 N2O3

Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2

C6H1206 + O2 = H2O + CO2 =>
2 C6H1206 + 615 O2 = 1206 H2O + 12 CO2

Fe + CuSO4 = FeSO4 + Cu4 =>
4 Fe + 4 CuSO4 = 4 FeSO4 + Cu4

CH4 + O2 = CH2 + H2O =>
2 CH4 + O2 = 2 CH2 + 2 H2O

CuSO4 + PH3 = Cu3P2 + H2SO4 =>
3 CuSO4 + 2 PH3 = Cu3P2 + 3 H2SO4

Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2

C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O

CuO + H2 = H2O + Cu =>
CuO + H2 = H2O + Cu

KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2

HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O

CH4 + O2 = CH2 + H2O =>
2 CH4 + O2 = 2 CH2 + 2 H2O

CH3COOH + Pb2 = Pb(CH3COOH)2 =>
4 CH3COOH + Pb2 = 2 Pb(CH3COOH)2

NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O

Al2(SO4)3 + Zn(OH)2 = Al(OH)3 + ZnSO4 =>
Al2(SO4)3 + 3 Zn(OH)2 = 2 Al(OH)3 + 3 ZnSO4

Na + KNO3 = Na2O + K2O + N2 =>
10 Na + 2 KNO3 = 5 Na2O + K2O + N2

H2O + F2 = HF + O2 =>
2 H2O + 2 F2 = 4 HF + O2

C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O

Cu(OH)2 + H2CO = Cu2O + H2CO3 + H2O =>
4 Cu(OH)2 + H2CO = 2 Cu2O + H2CO3 + 4 H2O

FeCl3 + NaOH = NaCl3 + FeOH =>
FeCl3 + NaOH = NaCl3 + FeOH

NH3 + H2SO4 = (NH4)2(SO4) =>
2 NH3 + H2SO4 = (NH4)2(SO4)

Cr2O3(s) + Al(s) = Al2O3(s) + Cr(s) =>
Cr2O3(s) + 2 Al(s) = Al2O3(s) + 2 Cr(s)

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

Ni(CO)4 = Ni + CO =>
Ni(CO)4 = Ni + 4 CO

CO2 + H2O = C6H12O2 + O2 =>
6 CO2 + 6 H2O = C6H12O2 + 8 O2

Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2

CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO

Ge + KClO3 + KOH = K2GeO4 + KCl + H2O =>
Ge + KClO3 + 2 KOH = K2GeO4 + KCl + H2O

CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

KMnO4 + H2SO4 + H2 = H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 3 H2SO4 + 5 H2 = 8 H2O + K2SO4 + 2 MnSO4

H3PO4 + Sr(OH)2 = Sr3(PO4)2 + H2O =>
2 H3PO4 + 3 Sr(OH)2 = Sr3(PO4)2 + 6 H2O

CuSO4 + FeS = CuS + FeSO4 =>
CuSO4 + FeS = CuS + FeSO4

H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3

NaOH + MgCl2 = NaCl2 + MgOH =>
NaOH + MgCl2 = NaCl2 + MgOH

P4 + NaOH + H2O = PH3 + NaH2PO2 =>
P4 + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2

(NH4)2MoO4 + SnCl2 + HCl = Mo5O14 + H2SnCl6 + NH4Cl + H2O =>
5(NH4)2MoO4 + SnCl2 + 14 HCl = Mo5O14 + H2SnCl6 + 10 NH4Cl + 6 H2O

H2SO4 + NaOH = Na2SO4 + HOH =>
H2SO4 + 2 NaOH = Na2SO4 + 2 HOH

H2SO4 + NH3 = (NH4)2SO4 =>
H2SO4 + 2 NH3 = (NH4)2SO4

X + O2 = X2(O2)3 =>
2 X + 3 O2 = X2(O2)3

P2O5 + CA(OH)2 = CAHPO4 + H2O =>
P2O5 + 2 CA(OH)2 = 2 CAHPO4 + H2O

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Breng de vergelijking van een chemische reactie in evenwicht
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