2. Questions Bank
  3. 10th Class
  4. Science
  5. Metals and Non-metals / धातु और अधातु

10th Class Science Metals and Non-metals / धातु और अधातु Question Bank 10th CBSE Science Metals and Non-metals

  • question_answer
      A student took four test tubes I, II, III and IV containing aluminium  sulphate, copper sulphate, ferrous sulphate and zinc sulphate solutions respectively. He placed an iron strip in each of them.   In which test tube he found a brown deposite.

    Answer:

                        In test tube (II), because Fe is more reactive than copper but less reactive than Al and Zn.


You need to login to perform this action.
You will be redirected in 3 sec spinner