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Earn 100

When a beam of light is passed through the solution of a substance X dissolved in water, the path of light could not be seen. Identify the nature of the solution. 

Important Questions on Matter: Elements, Compounds and Mixtures

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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Which one of the following will show Tyndall Effect.
EASY
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Fog is a colloidal solution of  
EASY
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Which one of the following is solution?
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
A solution is prepared by dissolving 60 g of sugar in 480 g of water. Concentration in terms of mass by a mass percentage of the solution is:
MEDIUM
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Milk is the example of the following type of colloid
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Solution is 
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Which of the following statement is true about the solubility of a substance?
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Gas used for precipitation of pure common salt (NaCl) from saturated solution of common salt is 
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
If 110 g of salt is present 550 g of the solution then the concentration of the solution will be:
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
What is the mass of oxygen required to react completely with 15 g of H2 gas to form water:
EASY
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
_____ is not an example of Aerosol.
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Take 30g of common salt and dissolve it 70g of water, Find the concentration of the solution in terms of weight percent.
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Dispersed medium + Dispersion medium =
HARD
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
A mixture of sulphur and carbon disulphide is:
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Which of the following is/are examples of suspension?
HARD
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
The teacher instructed three students A, B and C to prepare 50% (mass/volume) solution of sodium hydroxide (NaOH). 'A' dissolved 50 g of NaOH in 100 ml of water, 'B' dissolved 50 g of NaOH in 100 g water and ‘C’ dissolved 50 g NaOH in water to make 100 ml of solution. Which one of them has made the desired solution?
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
The particle size of solute in a true solution is of the order of -
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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids

Which of the following statement is not true about true solution?

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Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
Which of the following statements is not true?
HARD
Science>Chemistry>Matter: Elements, Compounds and Mixtures>Solutions,Suspensions and Colloids
The percentage of water of crystallisation in washing soda is 60.9 %.