liquefaction of gases

Liquefaction of Gases - There are large empty spaces (voids) separating the tiny molecules of gases from one another. Each molecule enjoys an almost independent existence. Molecules are in a state of continuous rapid motion and have negligible attractive forces between..

There are large empty spaces (voids) separating the tiny molecules of gases from one another. Each molecule enjoys an almost independent existence. Molecules are in a state of continuous rapid motion and have negligible attractive forces between them due to wide separation. This is ..

Sulphur dioxide is one of the important gases that can be liquefied. Liquefaction takes place at a pressure of about 1520 mm of Hg. In the laboratory it can be easily liquefied by passing it through a test tube immersed in freezing mixture of ice and common salt (Fig.7.4). ..

The amount of all the noble gases put together (Helium, Neon, Argon, Krypton, Xenon and radon) is extremely low in air. These form only 0.94% of the volume of air and as such can be treated as negligible. These gases were found chemically inert (i.e. did not mix with other eleme..

. The below table illustrates the correlation between the extent of adsorption of gases on charcoal with their ease of liquefaction..

Question 1 - Question: Which among the following is not a physical change? 1. Melting of solids to liquids 2. Vaporisation of liquids to gases 3. Liquefaction of gases to liquids 4. Decay of matter Answer:..

The change of state from the gaseous form to the liquid form is called condensation. It is also called liquefaction. A good example of this process is that of water vapour in atmosphere condensing to form rain. By applying pressure to a gas the particles come closer and start condensing t..