Question

1When a crystal of potassium permanganate is placed at bottom of water in a beaker, the water in the whole beaker turns purple on its own, even without stirring. This is an example of: a)Distribution b)Intrusion c)Diffusion d)Effusion 2.One of the following does not undergo sublimation. This one is : a)lodine b)Sodium chloride c)Ammonium chloride d)Camphor 3.Which one of the following set of phenomena would increase on raising the temperature? a)diffusion, evaporation compression of gas b) Evaporation, compression of gas, solubility c)Evaporation, diffusion, expansion of gas d)Evaporation, solubility, diffusion, compression of gas 4.Which of the following process / processes release heat? 1)Condensation (II) vapourisation (ili) freezing (iv) melting a)only) b)Only (iv) c)(0) and (11) d) (ii) and (iv)​

Answer 1

Answer:

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