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Course: HIA International — Grade 7
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Curriculum

HIA International — Grade 7

Unit 1: Breathing and respiration

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Unit 2: Dissolving, solubility and chromatography

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Unit 3: Forces, motion and pressure

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Unit 4: Ecosystems

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Unit 5: Atoms, purity and climate

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Unit 6: Light and objects in space

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Unit 7: Nutrition, health and movement

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Unit 8: Energy changes and reactions of metals

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Unit 9: Magnetism and electromagnets

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Quiz

Paper chromatography – Quiz

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Chromatography HIA Science quiz: free practice for HIA International. Work through this Chromatography HIA Science quiz and get instant feedback on every answer. If you get stuck, review the 11.4 Paper chromatography – Notes lesson. More practice: HIA International — all units. Syllabus: Cambridge Lower Secondary programme.

  • Questions count: 50
  • Passing grade: A-
  • Time limit:
Start Quiz
1.
Which term is described as: a technique that separates the different coloured inks in a mixture?
paper chromatography
solvent front
permanent
chromatogram
2.
Match the term to its correct meaning: paper chromatography
a technique that separates the different coloured inks in a mixture
describing an ink that is not soluble in water, such as in a permanent marker
the special paper used, which is a bit like filter paper
the furthest point the solvent has travelled up the paper
3.
Which term is described as: the image left on the paper after chromatography?
chromatogram
permanent
paper chromatography
chromatography paper
4.
Match the term to its correct meaning: chromatogram
a technique that separates the different coloured inks in a mixture
the image left on the paper after chromatography
describing an ink that is not soluble in water, such as in a permanent marker
the liquid that moves up the paper and carries the ink particles with it
5.
Which term is described as: the furthest point the solvent has travelled up the paper?
solvent front
chromatogram
permanent
paper chromatography
6.
Match the term to its correct meaning: solvent front
the special paper used, which is a bit like filter paper
the furthest point the solvent has travelled up the paper
a technique that separates the different coloured inks in a mixture
describing an ink that is not soluble in water, such as in a permanent marker
7.
Which term is described as: describing an ink that is not soluble in water, such as in a permanent marker?
solvent front
paper chromatography
permanent
chromatography paper
8.
Match the term to its correct meaning: permanent
the image left on the paper after chromatography
a technique that separates the different coloured inks in a mixture
the liquid that moves up the paper and carries the ink particles with it
describing an ink that is not soluble in water, such as in a permanent marker
9.
Which term is described as: the special paper used, which is a bit like filter paper?
solvent front
chromatography paper
chromatogram
paper chromatography
10.
Match the term to its correct meaning: chromatography paper
the furthest point the solvent has travelled up the paper
the special paper used, which is a bit like filter paper
a technique that separates the different coloured inks in a mixture
describing an ink that is not soluble in water, such as in a permanent marker
11.
Which term is described as: the liquid that moves up the paper and carries the ink particles with it?
solvent front
permanent
solvent
paper chromatography
12.
Match the term to its correct meaning: solvent
the image left on the paper after chromatography
the special paper used, which is a bit like filter paper
a technique that separates the different coloured inks in a mixture
the liquid that moves up the paper and carries the ink particles with it
13.
The technique that separates the coloured inks in a mixture is called paper _____.
distillation
evaporation
filtration
chromatography
14.
The finished image on the paper is called a _____.
chromatograph
spectrum
chromatogram
solvent front
15.
The line on the paper is drawn in _____ because it does not dissolve.
ink
paint
chalk
pencil
16.
The more _____ an ink is, the further it is carried up the paper.
concentrated
insoluble
soluble
permanent
17.
To separate the colours in permanent marker ink you need a solvent such as _____.
water
salt
oil
alcohol
18.
The ink spot must stay _____ the level of the water.
inside
below
above
level with
19.
The furthest point the solvent reaches up the paper is called the solvent _____.
line
spot
edge
front
20.
The pencil line is drawn about _____ cm from the end of the strip.
5
20
1
10
21.
Black ink is a mixture of different coloured inks. - True or false?
True
False
22.
Black ink is a single pure colour. - True or false?
True
False
23.
The image left on the paper after chromatography is called a chromatogram. - True or false?
True
False
24.
The image left on the paper after chromatography is called a solvent front. - True or false?
True
False
25.
In paper chromatography with water, the water is the solvent. - True or false?
True
False
26.
In paper chromatography with water, the water is the solute. - True or false?
True
False
27.
The more soluble the ink, the further its particles are carried up the paper. - True or false?
True
False
28.
The more soluble the ink, the shorter the distance its particles travel. - True or false?
True
False
29.
The inks separate because they do not all have the same solubility. - True or false?
True
False
30.
The inks separate because they all have exactly the same solubility. - True or false?
True
False
31.
The line on the chromatography paper is drawn in pencil because pencil does not dissolve. - True or false?
True
False
32.
The line on the chromatography paper is drawn in ink so it can be seen clearly. - True or false?
True
False
33.
The ink spot must stay above the level of the water. - True or false?
True
False
34.
The ink spot must be pushed under the water to start the separation. - True or false?
True
False
35.
The paper is removed before the water reaches the top of the strip. - True or false?
True
False
36.
The paper is left until the water runs off the top of the strip. - True or false?
True
False
37.
The ink spot should be as small as possible. - True or false?
True
False
38.
The ink spot should be as large as possible. - True or false?
True
False
39.
Permanent marker ink is not soluble in water. - True or false?
True
False
40.
Permanent marker ink dissolves easily in water. - True or false?
True
False
41.
To separate permanent ink you need a different solvent, such as alcohol. - True or false?
True
False
42.
To separate permanent ink you need to use more water. - True or false?
True
False
43.
Wet chromatography paper tears easily and must be handled carefully. - True or false?
True
False
44.
Wet chromatography paper is stronger than dry paper. - True or false?
True
False
45.
Chromatography paper is a special paper, a bit like filter paper. - True or false?
True
False
46.
Chromatography paper is ordinary writing paper. - True or false?
True
False
47.
The solvent front is the furthest point the solvent has travelled up the paper. - True or false?
True
False
48.
The solvent front is the starting line drawn in pencil. - True or false?
True
False
49.
As the water moves up the paper it carries the ink particles with it. - True or false?
True
False
50.
As the water moves up the paper it pushes the ink particles back down. - True or false?
True
False
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Part of Unit 2: Dissolving, solubility and chromatography — see every lesson and quiz in this unit.
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