CAX KS3 chromotography

CAX KS3 chromotography

7th Grade

15 Qs

quiz-placeholder

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CAX KS3 chromotography

CAX KS3 chromotography

Assessment

Quiz

Science

7th Grade

Medium

NGSS
MS-PS1-2

Standards-aligned

Created by

Rob Brunell

Used 250+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Ink can be separated by a method of -----------------------------------------------

distillation

filtration

chromatography

sedimentation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

chromatography separates the mixture of dyes on the basis of their ----------------------------
density
solubility
gravity
boiling point

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image
On the chromatogram given -------------- is mixture.
red
orange
green
black

Tags

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A pure substance shows ------------------ spot on chromat gram
0
1
2
3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
The diagram below shows a chromatogram obtained when a sample X was analysed together with four other known dyes P, Q, R and S. Dye Q was known to cause cancer. Which of the following dye(s) is/are safe for use?
P only
S only
P and S
P and X

Tags

NGSS.MS-PS1-2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image
The diagram shows the chromatogram for three colouring dyes and that for a brown marker. What dye(s) are contained in the marker's ink?
purple and green
purple and yellow
purple only
green and yellow

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image
Dyes in water soluble markers may be separated by means of..
crystallization
sublimation
chromatography
sedimentation

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