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Deepak sir class 12 images  ncert solutions class 10 science chapter 1 chemistry class 11 chapter 1 ncert solutions  ncert solutions class 10 chapter 1

     

=Substance and Type of Substances

=Mixture, Homogeneous Mixtures, Heterogeneous mixtures

=Solution, Properties of Solution

=Suspension, Properties of Suspension

=Colloid, Properties of Colloid

=Tyndall Effect

=Method of Separating the Component of Mixture

=obtain the coloured component (dye) from a ink

=Use of separating funnel

=Sublimation

=Centrifugation

=Chromatography

=Method of Simple Distillation

=Method of Fractional Distillation

=Obtain Different Gases from Air

=Crystallisation, Application of Crystallisation

=Physical Change

=Chemical Change

=Diagram of water purification system

=Differentiate between mixtures and compounds.

=Classification table of matter.

 

What is a chemical change? Give example.

What is a chemical change? Give example.
Answer: A change in which a substance reacts with another substance to undergo a change in chemical composition. For example burning of a candle in which wax burns and converted into carbon dioxide and water.



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What is a chemical change? Give example.

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