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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 8

Explain How the Following Factor Affects the Formation of a Solution is Proportion of the Solute and the Solvent. - Chemistry

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प्रश्न

Explain how the following factor affects the formation of a solution is proportion of the solute & the solvent.

एक पंक्ति में उत्तर
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उत्तर

Proportion of solute & the solvent: The solute must be in a small amount compared to the solvent which must be in much greater amount to dissolve the solute.

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अध्याय 8: Water - Exercises

संबंधित प्रश्न

 What do you observe when Blue litmus solution is added to water ?


Differentiate between solution and suspension.


Define the term ‘solubility ’ of a solute in water. If 10 g. of a solute is added to 100 g. of water at 50°C and stirred, it is seen that the total solute dissolves at that temperature giving an unsaturated solution. Is 10 g, the solubility of the solute in water. Give reasons.


Draw a table to differentiate – True solutions, colloidal solutions & suspensions – with respect to

  1. Type of mixture
  2. Solute particles in the mixture.

Select the correct answer of the following statement:

A heterogenous mixture of undissolved particles in dispersion medium, visible to the naked eye.


Complete the statement by filling the blank with the correct word from the option.

Solubility of a solute is the _______ amount of solute that will saturate 100 g. of water at t°C.


Give reason for the following:

All solutions are homogenous mixtures of a solute in a solvent.


Give reason for the following:

Colloidal solutions exhibit brownian movement.


Two substances, A and B were made to react to form a third substance, A2B according to the following reaction

\[\ce{2A + B -> A2 B}\]

Which of the following statements concerning this reaction are incorrect?

(i) The product A2B shows the properties of substances A and B

(ii) The product will always have a fixed composition

(iii) The product so formed cannot be classified as a compound

(iv) The product so formed is an element


Take an earthen pot (mutka), some pebbles and sand. Design a small-scale filtration plant that you could use to clean muddy water.


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