Advertisements
Advertisements
प्रश्न
Fill in the following blanks with suitable words :
Brine is a ..............whereas alcohol is a...............
Advertisements
उत्तर
Brine is a mixture, whereas alcohol is a compound.
APPEARS IN
संबंधित प्रश्न
‘‘The properties of the product are different from those of the constituents''. State whether this statement best describes an element, a compound or a mixture.
Is air a mixture or a compound ? Give three reasons for your answer.
A mixture of sulphur and carbon disulphide is :
Name the process you would use to separate ammonium chloride from a mixture of sodium chloride and ammonium chloride.
Write “true” or “false” for the following statement
Salt and air dissolved in water add taste to water.
Write “true” or “false” for the following statement
Common salt is separated from its solution in water by decantation.
Tick (√) the correct alternative from the choice given for the following statement:
A set of the mixture is
Match the statements in List I with the correct answer in List II.
| List I | List II |
| 1. Purification of water by adding alum | A: Sublimation |
| 2. Seawater leaving behind common salt | B: Sieving |
| 3. Separation of camphor and potassium chloride | C: Filtration |
| 4. Separation of charcoal from a charcoal-water mixture | D: Sedimentation |
| 5. Separation of bran and wheat flour | E: Evaporation |
Air is a mixture. Justify.
You are given two samples of water labelled as ‘A’ and ‘B’. Sample ‘A’ boils at 100°C and sample ‘B’ boils at 102°C. Which sample of the water will not freeze at 0°C? Comment.
