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Subjective:



        Q. No.                                     Questions                                         Marks
           1.     The solution of which substances in water are known as electrolytes?                  1
           2.     What do you understand by the terms:                                                  1
                  (i) Electrolytes (ii) Non-electrolytes?
           3.     How do negative and positive ions form?                                               1
           4.     What is an electric circuit? What are the components included in a circuit?           3

           5.     Which of the following liquids conduct electricity and which do not conduct           3
                  electricity?
                  Lemon juice, Milk, Vinegar, Common salt solution,
                  Sulphuric acid solution, Sugar solution, Distilled water, Honey,
           6.     Explain why, distilled water does not conduct electricity but tap water               3
                  conducts some electricity?



























































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