NCERT Exemplar Class 11

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Which of the following graph represents exothermic reaction ?
03
Jun
Which of the following graph represents exothermic reaction ? Which of the following graph represents exothermic reaction ? June 3, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,
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Which of the following expression is correct for the rate of reaction given below ? 5Br-(aq)+BrO-3(aq)+6H+(aq)→3Br2(aq)+3H2O(l) .
03
Jun
Which of the following expression is correct for the rate of reaction given below ? 5Br-(aq)+BrO-3(aq)+6H+(aq)→3Br2(aq)+3H2O(l) . Which of the following expression is correct for the rate of reaction given below ? 5Br-(aq)+BrO-3(aq)+6H+(aq)→3Br2(aq)+3H2O(l) . June 3, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,
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Tags: Which of the following expression is correct for the rate of reaction given below ? 5Br-(aq)+BrO-3(aq)+6H+(aq)→3Br2(aq)+3H2O(l) . ,
Which of the following statements is correct ? (A) The rate of reaction decreases with passage of time as the concentration of reactants decreases.
03
Jun
Which of the following statements is correct ? (A) The rate of reaction decreases with passage of time as the concentration of reactants decreases. Which of the following statements is correct ? (A) The rate of reaction decreases with passage of time as the concentration of reactants decreases. June 3, 2021 Category: Chemistry , NCERT [...]
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Which of the following statements is not correct about order of a reaction ? A) The order of a reaction can be fractional number.
03
Jun
Which of the following statements is not correct about order of a reaction ? A) The order of a reaction can be fractional number. Which of the following statements is not correct about order of a reaction ? A) The order of a reaction can be fractional number. June 3, 2021 Category: Chemistry , NCERT [...]
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A graph of volume of hydrogen released vs time for the reaction between zinc and dil. HCl is given in figure. On the basis of this mark the correct option.
03
Jun
A graph of volume of hydrogen released vs time for the reaction between zinc and dil. HCl is given in figure. On the basis of this mark the correct option. A graph of volume of hydrogen released vs time for the reaction between zinc and dil. HCl is given in figure. On the basis of [...]
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Tags: A graph of volume of hydrogen released vs time for the reaction between zinc and dil. HCl is given in figure. On the basis of this mark the correct option. ,
Consider the Arrhenius equation given below and mark the correct option. k=Ae^−Ea/RT
03
Jun
Consider the Arrhenius equation given below and mark the correct option. k=Ae^−Ea/RT Consider the Arrhenius equation given below and mark the correct option. k=Ae^−Ea/RT June 3, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,
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According to Arrhenius equation rate constant k is equal to Ae^−Ea/RT. Which of the following option represents the graph of ln k vs 1/T ?
03
Jun
According to Arrhenius equation rate constant k is equal to Ae^−Ea/RT. Which of the following option represents the graph of ln k vs 1/T ? According to Arrhenius equation rate constant k is equal to Ae^−Ea/RT. Which of the following option represents the graph of ln k vs 1/T ? June 3, 2021 Category: Chemistry [...]
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Consider a first order gas phase decomposition reaction given below: A(g)→Bg + Cg The initial pressure of the system before decomposition of A was pi. After lapse of time t’. Total pressure of the system increased by x units and became Pt. the rate constant k for the reaction is given as
03
Jun
Consider a first order gas phase decomposition reaction given below: A(g)→Bg + Cg The initial pressure of the system before decomposition of A was pi. After lapse of time t’. Total pressure of the system increased by x units and became Pt. the rate constant k for the reaction is given as The role of [...]
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Consider the figure and mark the correct option. (A) Activation energy of forward reaction is E1 + E2 and product is less stable than reactant.
03
Jun
Consider the figure and mark the correct option. (A) Activation energy of forward reaction is E1 + E2 and product is less stable than reactant. Consider the figure and mark the correct option. (A) Activation energy of forward reaction is E1 + E2 and product is less stable than reactant. June 3, 2021 Category: Chemistry [...]
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In the presence of a catalyst, the heat evolved or absorbed during the reaction:
03
Jun
In the presence of a catalyst, the heat evolved or absorbed during the reaction: In the presence of a catalyst the heat evolved or absorbed during the reaction: June 3, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,
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