Subject :NSO Class : Class 8
In fractionating column, various fractions are obtained at various heights of the column. As the vapours reach at a height where temperature is equal to or just below the boiling point of that fraction, it will
A Condense to form a liquid
B Remain in gaseous state
C Condense to form a solid
D Escape from the column.
Ans 1:
Class : Class 6
Ans 2:
Class : Class 8
d is the correct ans
Ans 3:
Class : Class 8
should be d rightcuz the point given for 1st also right
Ans 4:
Class : Class 8