Fill in the blanks:
_____ is separated from waste by magnetic separation.
2. A mixture of sand and Iron filings.
3. A mixture of Iron filings and sawdust.
Therefore, Iron is separated from waste by magnetic separation.
What type of magnet is fitted on a crane to separate scrap iron objects from a heap of waste materials in factories?
Fill in the following blanks with suitable words :
(a) Miscible liquids are separated by___
(b) Immiscible liquids are separated by using a___
(c) A mixture of kerosene and petrol can be separated by___
(d) The separation of liquids by fractional distillation is based on the difference in theri___
(e) The gases of air can be separated by fractional distillation of liquid air because they have different___
(f) A heterogeneous mixture of liquid and solid is conveniently separated by___
(g) If a mixture contains iron fillings as one of the constituents, it can be separated by using a ___
Fill in the following blanks :
(a) Milk is a ___ solution but vinegar is a ___ solution.
(b) A colloid is a___ mixture and its components can be separated by the technique known as___