Q62 of 160 Page 38

One of the following does not undergo sublimation. This one is:

The common substances which undergo sublimation are: Ammonium chloride, Iodine, Camphor. When these solids are heated, their particles move so quickly that they separate completely to form vapor (or gas).

More from this chapter

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60

(a) What is evaporation? State the various factors which affect evaporation.

(d) Why does evaporation cool a liquid?

 61

Which of the following are also considered to be the states of matter?

(i) Plasma (ii) Platelets


(iii) BFC (iv) BHC

 63

Which of the following process/processes release heat?

(i) condensation


(ii) vaporization


(iii) freezing


(iv) melting

 64

If the temperature of an object is 268K, it will be equivalent to: