Asked in KMU Centralized Admission Test 2021 2021Moderate

Which of the following have reducing effect:

Correct answer: A. Cathode rays

  • A. Cathode rays
  • B. X rays
  • C. Anode rays
  • D. All of the above

Explanation

cathode rays are not directly related to reducing effects. Cathode rays are streams of electrons that are emitted from the cathode (negative electrode) in a vacuum tube. They were discovered by J.J. Thomson in the late 19th century. Cathode rays have properties like charge, mass, and the ability to be deflected by electric and magnetic fields.When it comes to reducing effects, we typically refer to substances that have the ability to donate electrons or reduce other substances by accepting electrons. Cathode rays themselves do not have a direct reducing effect. However, electrons, which are the main component of cathode rays, can participate in reduction reactions by donating electrons to other species.

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About Redox Reactions

Redox reactions involve oxidation and reduction occurring together, with electrons transferred between species or oxidation numbers changing. The topic covers assigning oxidation states, identifying oxidizing and reducing agents, balancing redox equations by oxidation number or half-reaction methods, and connecting chemical changes with galvanic and electrolytic cells.

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