A student sets up the apparatus shown below to separate a mixture of volatile organic liquids.

What is the correct name of the piece of apparatus labeled X\mathbf{X}X?
Büchner funnel
Fractionating column
Liebig condenser
Separating funnel
Practise OCR GCSE Chemistry Practical skills with exam-style questions for Foundation and Higher tier. 14 questions, matched to the OCR GCSE Chemistry (J248) specification and written in Paper 1 and Paper 2 (Foundation Tier) or Paper 3 and Paper 4 (Higher Tier) style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.