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Question 1:

An acetone bottle is left open and the bottle become empty. Which process is associated with it?

Question 2:

Two volatile components with appreciable difference in boiling points can be separated by –

Question 3:

Change of a liquid into gas at any temperature below its boiling point is called ?

Question 4:

Which of the following mixture can be separated by filter paper?

Question 5:

Which separation technique can be used to separate mercury and water?

Question 6:

Which of the following separation technique is used to separate potassium chloride and ammonium chloride?

Question 7:

Which of the following will not leave any residue on filter paper after filtration?

Question 8:

Which of the following cannot be separated by using separating funnel?

Question 9:

Which of the following metals does not belong to the top of the reaction chain?

Question 10:

Who among the following is widely regarded as the 'Father of Modern Chemistry'?