10th Class Science Metals and Non-metals Question Bank 10th CBSE Science Metals and Non-metals

  • question_answer     An aqueous solution of zinc sulphate was taken in four test tubes. Zinc, iron, copper and aluminium pieces were dropped into separate test tubes. In which test tube reaction will be observed?  


                      Reaction will take place only in (IV) test tube. Al is more reactive than Zn.  

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