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

  • question_answer               (a) Write the name of the products formed when zinc reacts with NaOH.          (b) Also write the balanced chemical equation for the reaction involved.     (c) Write a test to confirm the presence of  the gas evolved during this reaction.


                      (a) Product formed - Sodium zinc ate and hydrogen.                                                            (1) (b) (c) If we bring a match stick near the mouth of the  test tube, the gas evolved, i.e., hydrogen burns with a pop sound.                                   (1)

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