Advertisements
Advertisements
Question
You are provided with a mixture containing sand, iron filings, ammonium chloride and sodium chloride. Describe the procedures you would use to separate these constituents from the mixture?
Advertisements
Solution
Maim Mixture – \[\ce{Sand + Fe + NH4Cl + NCl}\]
Step I – Separate iron filings using a magnet.
Step II – Separate NH4Cl by sublimation.
Step III – Add, water, stir and filter to separate sand.
Step IV – Evaporate the filtrate to get salt (NaCl).
APPEARS IN
RELATED QUESTIONS
‘‘The properties of the product are different from those of the constituents''. State whether this statement best describes an element, a compound or a mixture.
What is meant by (i) homogeneous mixtures, and (ii) heterogeneous mixtures ? Give two examples of homogeneous mixtures and two of heterogenous mixtures.
Which of the following are homogeneous in nature ?
- ice
- wood
- soil
- air
The constituents of a mixture are present in a fixed ration.
Write “true” or “false” for the following statement
Jewellery gold is a homogeneous mixture of metals.
Name the following:
A mixture of two immiscible liquids
The ‘sea-water’ can be classified as a homogeneous as well as a heterogeneous mixture. Comment.
You are given two samples of water labelled as ‘A’ and ‘B’. Sample ‘A’ boils at 100°C and sample ‘B’ boils at 102°C. Which sample of the water will not freeze at 0°C? Comment.
A mixture of chloroform and water are taken in a separating funnel is mixed and left undisturbed for some time. The upper layer in the separating funnel will be of ______ and the lower layer will be that of ______.
LPG is ______ gas.
