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Chemische vergelijkingen in evenwicht op12/16/18

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Breng de vergelijking van een chemische reactie in evenwicht
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2

Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3

CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O =>
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O

Al(s) + Br2(l) = Al2Br6(s) =>
2 Al(s) + 3 Br2(l) = Al2Br6(s)

H2 + Br2 = HBr2 =>
H2 + 2 Br2 = 2 HBr2

Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl

Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu

S + Cl2 = SCl4 =>
S + 2 Cl2 = SCl4

K2Cr2O7 + KBr + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 KBr + 7 H2SO4 = 3 Br2 + 4 K2SO4 + Cr2(SO4)3 + 7 H2O

H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr

Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O

H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2

SnCl2 + Co = SnCo + Cl =>
SnCl2 + Co = SnCo + 2 Cl

H3PO4 + Ca = Ca3(PO4)2 + H2 =>
2 H3PO4 + 3 Ca = Ca3(PO4)2 + 3 H2

B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O

Pb(NO3)2 + (NH4)2CO3 = PbCO3 + NH4NO3 =>
Pb(NO3)2 + (NH4)2CO3 = PbCO3 + 2 NH4NO3

ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2

NaOH + H3Po4 = Na3Po4 + H2O =>
3 NaOH + H3Po4 = Na3Po4 + 3 H2O

B2O3(l) + HF(g) = BF3(g) + H2O(g) =>
B2O3(l) + 6 HF(g) = 2 BF3(g) + 3 H2O(g)

Na2CO3 + AgNO3 = Ag2CO3 + NaNO3 =>
Na2CO3 + 2 AgNO3 = Ag2CO3 + 2 NaNO3

Ca + H2So4 = CaSo4 + H2 =>
Ca + H2So4 = CaSo4 + H2

Li2S + AgNO3 = LiNO3 + Ag2S =>
Li2S + 2 AgNO3 = 2 LiNO3 + Ag2S

Al4C3 + O2 = Al2O3 + CO2 =>
Al4C3 + 6 O2 = 2 Al2O3 + 3 CO2

C6H12O6 + KClO3 = H2O + CO2 + KCl =>
C6H12O6 + 4 KClO3 = 6 H2O + 6 CO2 + 4 KCl

As4S6 + O2 = As4O6 + SO2 =>
As4S6 + 9 O2 = As4O6 + 6 SO2

C2H5NO2 + [H] = C2H5NH2 + H2O =>
C2H5NO2 + 6[H] = C2H5NH2 + 2 H2O

PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2

AlBr3 + Cl2 = AlCl + Br2 =>
2 AlBr3 + Cl2 = 2 AlCl + 3 Br2

H2SO4 + C2H6O = H2O + CO2 + SO2 =>
6 H2SO4 + C2H6O = 9 H2O + 2 CO2 + 6 SO2

K2Cr2O7 + KBr + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 KBr + 7 H2SO4 = 3 Br2 + 4 K2SO4 + Cr2(SO4)3 + 7 H2O

Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)

FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O

KCl + HNo3 = KNo3 + HCl =>
KCl + HNo3 = KNo3 + HCl

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

H2SO4 + PB(OH)4 = PB(SO4)2 + H2O =>
2 H2SO4 + PB(OH)4 = PB(SO4)2 + 4 H2O

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

K2Cr2O7 + HCl = CrCl3 + Cl2 + KCl + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 3 Cl2 + 2 KCl + 7 H2O

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

Fe + Cl2 = Fe3Cl3 =>
6 Fe + 3 Cl2 = 2 Fe3Cl3

H2O = H2 + O2 =>
2 H2O = 2 H2 + O2

C + O2 = CO =>
2 C + O2 = 2 CO

H2 + CU = HCU =>
H2 + 2 CU = 2 HCU

F2 + O2 = OF2 =>
2 F2 + O2 = 2 OF2

Li2S + AgNO3 = LiNO3 + Ag2S =>
Li2S + 2 AgNO3 = 2 LiNO3 + Ag2S

Ba(HCO3)2 = BaCO3 + H2O + CO2 =>
Ba(HCO3)2 = BaCO3 + H2O + CO2

Ba(ClO3)2 + K2CrO6 = BaCrO6 + KClO3 =>
Ba(ClO3)2 + K2CrO6 = BaCrO6 + 2 KClO3

CU + O = CUO =>
CU + O = CUO

[Cd(NH3)4]Cl2 + KCN = K2[Cd(CN)4] + KCl + NH3 =>
[Cd(NH3)4]Cl2 + 4 KCN = K2[Cd(CN)4] + 2 KCl + 4 NH3

PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl

Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2

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Breng de vergelijking van een chemische reactie in evenwicht
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