11th Class Chemistry Some Basic Concepts of Chemistry Question Bank 11th CBSE Chemistry Some Basic Concepts of Chemistry

  • question_answer Classify the following substances into elements, compounds and mixtures : (i) Milk (ii) 22-carat gold (iii) Iodized table salt (iv) Diamond (v) Smoke (vi) Steel (vii) Brass (viii) Dry ice (ix) Mercury (x) Air (xi) Aerated drinks (xii) Glucose (xiii) Petrol/Diesel/Kerosene oil (xiv) Steam (xv) Cloud.

    Answer:

                    Elements - (iv), (ix) Compounds - (viii), (xii), (xiv), (xv) Mixtures - (i), (ii), (iii), (v), (vi), (vii), (x), (xi), (xiii).


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