Question

6. Long-answer questions
1. Write a short note on alloys.
2. With an example, describe how you can use
sublimation to separate substances.
3. How will you separate the following
mixtures?
rice and stones
ii. sulphur and iron filings
111. sugar and water (to get only the sugar)​

Answer 1

Answer:

1.An alloy is a substance made by melting two or more elements together, at least one of them metal.

2.Sublimation is a technique used to separate the components of a mixture containing a sublimable volatile solid and a non-sublimable impurity. Therefore, the mixture of camphor and sodium chloride can be separated by the process of sublimation.

3.(i)Water from salt. Method: Distillation.

(ii)Iron filings from mixtures of iron and sulphur: Method: Magnetic Separation.

i-The Reaction Between Iron Filings and Sulphur Powder is an Example of - Fill in the Blank. Iron filings and sulphur both are elements, they combine to form Iron sulphide. It is a combination reaction.

ii-

please follow me

mark as a Brainliest please