Advertisements
Advertisements
Question
What do you observe when Blue litmus solution is added to water ?
Advertisements
Solution
Pure water is neutral to litmus which means that no change in the colour of blue or red litmus solution is observed when 1 treated with water.
APPEARS IN
RELATED QUESTIONS
Differentiate between Suspension and colloid.
Differentiate between solution and suspension.
Explain how the following factor affects the formation of a solution is proportion of the solute & the solvent.
Explain how the following factor affects the formation of a solution is Temperature of the solvent.
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.
Give a reason why on opening a bottle of soda [carbon dioxide dissolved in water] the gas escapes out with a ‘fizz’.
Select the correct answer of the following statement:
A heterogenous mixture of undissolved particles in dispersion medium, visible to the naked eye.
Give reason for the following:
All solutions are homogenous mixtures of a solute in a solvent.
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.
