JEE CHEMISTRY UNIT 07
QUIZ NO 1
TOTAL QUESTIONS = 20


1. Which of the following reactions represents a redox reaction?;HCl + NaOH → NaCl + H2O;2Mg + O2 → 2MgO;AgNO3 + NaCl → AgCl + NaNO3;NH4Cl → NH3 + HCl;B


2. The standard emf of a galvanic cell is given by


3. In a concentration cell, the emf is zero when


4. Which of the following is a good oxidizing agent?


5. The oxidation number of oxygen in OF2 is


6. In a concentration cell, the emf is zero when


7. The equivalent conductance of a strong electrolyte


8. The product obtained at the cathode during the electrolysis of aqueous CuSO4 solution using Cu electrodes is


9. In a redox reaction, oxidation involves


10. The standard reduction potential of hydrogen electrode is


11. Faraday's first law of electrolysis states that


12. The equivalent conductance of a strong electrolyte


13. During electrolysis, oxidation occurs at


14. In a galvanic cell, the anode is


15. The equivalent conductance at infinite dilution for strong electrolytes


16. During the electrolysis of molten NaCl, the product at the cathode is


17. Which of the following is used as a salt bridge in a galvanic cell?


18. Which of the following is a primary standard in redox titration?


19. Which of the following represents the correct cell reaction in a galvanic cell?


20. The electrolyte used in the Daniel cell is



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