1.

Match the following {:("A) Movement of gas molecules ","1) Unaffected by gravity"),("B) Gas with least rate diffusion","2) Diffusion"),("C) Gas with highest rate of diffusion","3)" H_2),("D) Spontaneous mixing of gases","4)" He),("","5) UF"):} The correct match is .

Answer»

`{:(A,B,C,D),(5,3,4,2):}`
`{:(A,B,C,D),(1,2,3,4):}`
`{:(A,B,C,D),(1,5,3,2):}`
`{:(A,B,C,D),(5,3,2,1):}`

ANSWER :C


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