Quelpr
5 marksPhase Separations

CAPE Chemistry Unit 2 · 2012 · Paper 2 · Question 5(a)

Filtration apparatus and solvent extraction.

State the names and functions of the pieces of apparatus shown in Figure 2 and Figure 3.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 5(b)(i)Write an equation to explain the term 'partition coefficient' or 'distribution coefficient' using the example of an ester dissolved in a mixture of water and…[1 mark]
  2. 5(b)(ii)State TWO factors which affect the value of the partition coefficient.[2 marks]
  3. 5(b)(iii)Explain the principles of solvent extraction with respect to the recovery of an organic compound from an aqueous solution.[4 marks]
  4. 5(b)(iv)A solution of 10.0 g of an ester, Y, in 100 cm3 of water was shaken with 200 cm3 of ether. After separation, the aqueous solution was found to contain 1.6 g of…[3 marks]

More practice: the rest of this paper · more Phase Separations questions · all CAPE Chemistry Unit 2 past papers