English Medium Class 9 - CBSE Question Bank Solutions for Science

How will you separate iron pins from sand ?

How will you separate a mixture of common salt, sulphur powder and sand ?

How will you separate a mixture of common salt, sulphur powder and sand ?

Describe the method of separating a mixture containing common salt, sand and ammonium chloride.

Describe the method of separating a mixture containing common salt, sand and ammonium chloride.

How will you separate camphor, common salt and iron nails from their mixture ?

How will you separate camphor, common salt and iron nails from their mixture ?

Describe the various steps involved in the separation of iodine, iron filings and salt from a mixture.

Describe the various steps involved in the separation of iodine, iron filings and salt from a mixture.

How will you separate a mixture of iron filings, chalk powder and common salt ?

How will you separate a mixture of iron filings, chalk powder and common salt ?

How will you separate water from mustard oil ?

How will you separate water from mustard oil ?

Describe a method for separating a mixture of iron filings and sulphur powder other than that by using a magnet.

Describe a method for separating a mixture of iron filings and sulphur powder other than that by using a magnet.

How is cream separated from milk ?

How is cream separated from milk ?

Explain how, impure copper sulphate can be purified by crystallisation.

Explain how, impure copper sulphate can be purified by crystallisation.

Which method is better for recovering sugar from sugar solution : evaporation or crystallisation ? Give reason
for your answer.