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Classify the Following into True Solutions and Colloidal Solutions: Ink, Salt Solution, Starch Solution, Blood, Sugar Solution - Science

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प्रश्न

Classify the following into true solutions and colloidal solutions:

Ink, Salt solution, Starch solution, Blood, Sugar solution

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उत्तर

True Solutions: Salt solution and sugar solution.

Colloidal Solutions: Starch solution, ink, and blood

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पाठ 2: Is Matter Around Us Pure - Very Short Answers [पृष्ठ ८०]

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लखमीर सिंह Chemistry [English] Class 9
पाठ 2 Is Matter Around Us Pure
Very Short Answers | Q 25 | पृष्ठ ८०

व्हिडिओ ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्‍न

Define the term matter. What is it composed of?


Describe in your own words, what happens to the particles when salt dissolves in water.


Name one solid, one liquid and one gaseous non-metal.


What name is given to those elements which are neither good conductors of electricity like copper nor insulators like sulphur ?


What is the other name for impure substances ? Give two examples of impure substances.


Give reason why copper metal is used for making electric wires.


You are given two liquids, one a solution and the other a compound. How will you distinguish the solution from the compound ?


The element which is not common between the compounds called baking soda and soda ash is


State whether colloidal solutions are homogeneous or heterogeneous.


Fill in the following blank :

A colloid is a ..............mixture and its components can be separated by the technique known as ...............


Define solute.


Which one of the following is not a chemical change ?


Explain how, impure copper sulphate can be purified by crystallisation.


The technique which is used to separate particles of a solid suspended in a liquid quickly is called :


There are three liquids A, B and C, all having different densities and different boiling points. Liquids A and C are organic in nature whereas liquid B is considered to be inorganic. When liquids A and B are put together in a container, they form a single layer. On the other hand, when, liquids B and C are mixed, they form two separate layers :

(a) Which process will you use to separate a mixture of A and B ?

(b) Which method will you use to separate a mixture of B and C ?

(c) Name the liquids which would behave like (i) A (ii) B and (iii) C.


What's the solution?

We need to make a sherbet quickly for some guests. But we only have sugar candy in the house.


What's the solution?

We need to rub salt on a corncob, but only salt crystals are available.


Matter is made up of ______.


Give an example of a molecule.


Write a scientific reason.

Lemon sherbat has a sweet, sour and salty taste and it can be poured in a glass.


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