NCERT Exemplar II — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Answer the following multiple choice questions:

1. A mixture of sulphur and carbon disulphide is

homogeneous and shows Tyndall effect
heterogeneous and shows Tyndall effect
heterogeneous and does not show Tyndall effect
homogeneous and does not show Tyndall effect

2. Tincture of iodine has antiseptic properties. This solution is made by dissolving

iodine in vaseline
iodine in alcohol
iodine in water
iodine in potassium iodide

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