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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 8

Explain with Diagram the Process Used to – Separate the Following Substance from the Given Mixtures - Iron from a Mixture of – Iron and Copper - Chemistry

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प्रश्न

Explain with diagram the process used to – separate the following substance from the given mixtures - Iron from a mixture of – iron & copper

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उत्तर

By magnetic separation: By bringing a magnet near the mixture iron pieces can be separated which will cling to the magnet.

Here A is Iron and B is Copper.

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अध्याय 3: Elements, Compounds & Mixtures - Exercises

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विराफ जे दलाल New Simplified Middle School Chemistry [English] Class 8
अध्याय 3 Elements, Compounds & Mixtures
Exercises | Q 12.02

संबंधित प्रश्न

Write the Chemical Name of the Following and Also Give Their Molecular Formulae:

Baking Soda


What is chromatography? For which type of mixture is it used?


Choose the most appropriate answer: 

A mixture of sand and ammonium chloride can be separated by


A _______ is formed when one liquid is dispersed as tiny droplets throughout another liquid


How can you separate iron metal from non-magnetic impurities ?


Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method :

Iron from sulphur 


Match the ideal method of separation of components in a mixture in List I with the appropriate process in List II.

List I List II
1. Sand from a mixture of sand and water A: Separating funnel
2. kerosene from a mixture of kerosene water B: Sublimation
3. Alcohol from a mixture of methyl alcohol and water C: Filtration
4. Naphthalene from a mixture of naphthalene and lead chloride D: Distillation
5. Pure water from impure water E: Fractional distillation

State any one method – to separate the following mixtures – Two solid mixtures one of which – directly changes into vapour on heating.


State whether the following statement is true or false.

A mixture of wheat grains and wheat flour can be separated by sieving.


Match the mixtures in column I with their method of separation in column II.

COLUMN I COLUMN II
(a) Oil mixed in water (i) Sieving
(b) Iron powder mixed with flour (ii) Hand picking
(c) Salt mixed with water (iii) Decantation
(d) Lady’s finger mixed with french beans (iv) Magnet
(e) Rice flour mixed with kidney beans (v) Evaporation

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