07. EQUILIBRIUM
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Chemical Equilibrium

33511 In a chemical reaction equilibrium is established when

1 Opposing reaction ceases
2 Concentration of reactants and products are equal
3 Velocity of opposing reaction is the same as that of forward reaction
4 Reaction ceases to generate heat
Chemical Equilibrium

33668 Le-Chatelier principle is not applicable to

1 \({H_{2(g)}} + {I_{2(g)}}\) \( \rightleftharpoons \) \(2H{I_{(g)}}\)
2 \(F{e_{(S)}} + {S_{(S)}}\) \( \rightleftharpoons \) \(Fe{S_{(S)}}\)
3 \({N_{2(g)}} + 3{H_{2(g)}}\) \( \rightleftharpoons \) \(2N{H_{3(g)}}\)
4 \({N_{2(g)}} + {O_{2(g)}}\) \( \rightleftharpoons \) \(2N{O_{(g)}}\)
Chemical Equilibrium

33791 Which of the following solutions has the maximum \(pH\) value ?

1 \(0.2\  M\  HNO_3\)
2 \(0.2\  M\  HCl\)
3 \(0.2\  M\  CH_3COOH\)
4 \(0.2\  M\  CH_3COONa\)
Chemical Equilibrium

33800 Select the incorrect statement \((s)\)

1 At equilibrium, pressure is constant
2 At equilibrium, temperature is constant
3 At equilibrium, \({\left( {\frac{{\partial G}}{{\partial n}}} \right)_{P,T}}\) is constant
4 At equilibrium, pressure and temperature is variable
Chemical Equilibrium

33846 Which of the following equilibrium is not affected by pressure ?

1 \(CaC{O_{3(s)}} \rightleftharpoons Ca{O_{(s)}} + C{O_{2(g)}}\)
2 \({N_{2(g)}} + 3{H_{2(g)}} \rightleftharpoons 2N{H_{3(g)}}\)
3 \({N_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2N{O_{(g)}}\)
4 \(2S{O_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2S{O_{3(g)}}\)
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Chemical Equilibrium

33511 In a chemical reaction equilibrium is established when

1 Opposing reaction ceases
2 Concentration of reactants and products are equal
3 Velocity of opposing reaction is the same as that of forward reaction
4 Reaction ceases to generate heat
Chemical Equilibrium

33668 Le-Chatelier principle is not applicable to

1 \({H_{2(g)}} + {I_{2(g)}}\) \( \rightleftharpoons \) \(2H{I_{(g)}}\)
2 \(F{e_{(S)}} + {S_{(S)}}\) \( \rightleftharpoons \) \(Fe{S_{(S)}}\)
3 \({N_{2(g)}} + 3{H_{2(g)}}\) \( \rightleftharpoons \) \(2N{H_{3(g)}}\)
4 \({N_{2(g)}} + {O_{2(g)}}\) \( \rightleftharpoons \) \(2N{O_{(g)}}\)
Chemical Equilibrium

33791 Which of the following solutions has the maximum \(pH\) value ?

1 \(0.2\  M\  HNO_3\)
2 \(0.2\  M\  HCl\)
3 \(0.2\  M\  CH_3COOH\)
4 \(0.2\  M\  CH_3COONa\)
Chemical Equilibrium

33800 Select the incorrect statement \((s)\)

1 At equilibrium, pressure is constant
2 At equilibrium, temperature is constant
3 At equilibrium, \({\left( {\frac{{\partial G}}{{\partial n}}} \right)_{P,T}}\) is constant
4 At equilibrium, pressure and temperature is variable
Chemical Equilibrium

33846 Which of the following equilibrium is not affected by pressure ?

1 \(CaC{O_{3(s)}} \rightleftharpoons Ca{O_{(s)}} + C{O_{2(g)}}\)
2 \({N_{2(g)}} + 3{H_{2(g)}} \rightleftharpoons 2N{H_{3(g)}}\)
3 \({N_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2N{O_{(g)}}\)
4 \(2S{O_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2S{O_{3(g)}}\)
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Chemical Equilibrium

33511 In a chemical reaction equilibrium is established when

1 Opposing reaction ceases
2 Concentration of reactants and products are equal
3 Velocity of opposing reaction is the same as that of forward reaction
4 Reaction ceases to generate heat
Chemical Equilibrium

33668 Le-Chatelier principle is not applicable to

1 \({H_{2(g)}} + {I_{2(g)}}\) \( \rightleftharpoons \) \(2H{I_{(g)}}\)
2 \(F{e_{(S)}} + {S_{(S)}}\) \( \rightleftharpoons \) \(Fe{S_{(S)}}\)
3 \({N_{2(g)}} + 3{H_{2(g)}}\) \( \rightleftharpoons \) \(2N{H_{3(g)}}\)
4 \({N_{2(g)}} + {O_{2(g)}}\) \( \rightleftharpoons \) \(2N{O_{(g)}}\)
Chemical Equilibrium

33791 Which of the following solutions has the maximum \(pH\) value ?

1 \(0.2\  M\  HNO_3\)
2 \(0.2\  M\  HCl\)
3 \(0.2\  M\  CH_3COOH\)
4 \(0.2\  M\  CH_3COONa\)
Chemical Equilibrium

33800 Select the incorrect statement \((s)\)

1 At equilibrium, pressure is constant
2 At equilibrium, temperature is constant
3 At equilibrium, \({\left( {\frac{{\partial G}}{{\partial n}}} \right)_{P,T}}\) is constant
4 At equilibrium, pressure and temperature is variable
Chemical Equilibrium

33846 Which of the following equilibrium is not affected by pressure ?

1 \(CaC{O_{3(s)}} \rightleftharpoons Ca{O_{(s)}} + C{O_{2(g)}}\)
2 \({N_{2(g)}} + 3{H_{2(g)}} \rightleftharpoons 2N{H_{3(g)}}\)
3 \({N_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2N{O_{(g)}}\)
4 \(2S{O_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2S{O_{3(g)}}\)
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Chemical Equilibrium

33511 In a chemical reaction equilibrium is established when

1 Opposing reaction ceases
2 Concentration of reactants and products are equal
3 Velocity of opposing reaction is the same as that of forward reaction
4 Reaction ceases to generate heat
Chemical Equilibrium

33668 Le-Chatelier principle is not applicable to

1 \({H_{2(g)}} + {I_{2(g)}}\) \( \rightleftharpoons \) \(2H{I_{(g)}}\)
2 \(F{e_{(S)}} + {S_{(S)}}\) \( \rightleftharpoons \) \(Fe{S_{(S)}}\)
3 \({N_{2(g)}} + 3{H_{2(g)}}\) \( \rightleftharpoons \) \(2N{H_{3(g)}}\)
4 \({N_{2(g)}} + {O_{2(g)}}\) \( \rightleftharpoons \) \(2N{O_{(g)}}\)
Chemical Equilibrium

33791 Which of the following solutions has the maximum \(pH\) value ?

1 \(0.2\  M\  HNO_3\)
2 \(0.2\  M\  HCl\)
3 \(0.2\  M\  CH_3COOH\)
4 \(0.2\  M\  CH_3COONa\)
Chemical Equilibrium

33800 Select the incorrect statement \((s)\)

1 At equilibrium, pressure is constant
2 At equilibrium, temperature is constant
3 At equilibrium, \({\left( {\frac{{\partial G}}{{\partial n}}} \right)_{P,T}}\) is constant
4 At equilibrium, pressure and temperature is variable
Chemical Equilibrium

33846 Which of the following equilibrium is not affected by pressure ?

1 \(CaC{O_{3(s)}} \rightleftharpoons Ca{O_{(s)}} + C{O_{2(g)}}\)
2 \({N_{2(g)}} + 3{H_{2(g)}} \rightleftharpoons 2N{H_{3(g)}}\)
3 \({N_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2N{O_{(g)}}\)
4 \(2S{O_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2S{O_{3(g)}}\)
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Chemical Equilibrium

33511 In a chemical reaction equilibrium is established when

1 Opposing reaction ceases
2 Concentration of reactants and products are equal
3 Velocity of opposing reaction is the same as that of forward reaction
4 Reaction ceases to generate heat
Chemical Equilibrium

33668 Le-Chatelier principle is not applicable to

1 \({H_{2(g)}} + {I_{2(g)}}\) \( \rightleftharpoons \) \(2H{I_{(g)}}\)
2 \(F{e_{(S)}} + {S_{(S)}}\) \( \rightleftharpoons \) \(Fe{S_{(S)}}\)
3 \({N_{2(g)}} + 3{H_{2(g)}}\) \( \rightleftharpoons \) \(2N{H_{3(g)}}\)
4 \({N_{2(g)}} + {O_{2(g)}}\) \( \rightleftharpoons \) \(2N{O_{(g)}}\)
Chemical Equilibrium

33791 Which of the following solutions has the maximum \(pH\) value ?

1 \(0.2\  M\  HNO_3\)
2 \(0.2\  M\  HCl\)
3 \(0.2\  M\  CH_3COOH\)
4 \(0.2\  M\  CH_3COONa\)
Chemical Equilibrium

33800 Select the incorrect statement \((s)\)

1 At equilibrium, pressure is constant
2 At equilibrium, temperature is constant
3 At equilibrium, \({\left( {\frac{{\partial G}}{{\partial n}}} \right)_{P,T}}\) is constant
4 At equilibrium, pressure and temperature is variable
Chemical Equilibrium

33846 Which of the following equilibrium is not affected by pressure ?

1 \(CaC{O_{3(s)}} \rightleftharpoons Ca{O_{(s)}} + C{O_{2(g)}}\)
2 \({N_{2(g)}} + 3{H_{2(g)}} \rightleftharpoons 2N{H_{3(g)}}\)
3 \({N_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2N{O_{(g)}}\)
4 \(2S{O_{2(g)}} + {O_{2(g)}} \rightleftharpoons 2S{O_{3(g)}}\)