Question

Correct the following statements :
1. Milk is a pure substance.
2. Decantation method is used to separate iron nails from sulphur.
3. We can separate mustard oil from water using sedimentation method.
4. To separate immiscible liquids, we use centrifuge.

Answer 1

Correct the following statements :

1. Milk is a pure substance.

answer : Yes

2. Decantation method is used to separate iron nails from sulphur.

answer : No, to separate iron nails from sulphur we can use magnetic separation.

3. We can separate mustard oil from water using sedimentation method.

answer : No, to separate mustard oil from water we can use separating funnel.

 

4. To separate immiscible liquids, we use centrifuge.

answer : No, to separate immiscible liquids we can use separating funnel.

Answer 2

Correct the following statements :-

1. Milk is a pure substance.
Ans :- Water is a pure substance.

2. Decantation method is used to separate iron nails from sulphur.
Ans :- Magnetic separation is used to separate iron nails from sulphur.

3. We can separate mustard oil from water using sedimentation method.
Ans :- To separate mustard oil from water using separating funnel.

4. To separate immiscible liquids, we use centrifuge.
Ans :- To separate immiscible liquids we use separating funnel.