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Separating funnel:
 
Separatory funnels, also known as separation funnels, are popular in chemistry laboratories. Immiscible liquids are separated from their solutes using these funnels.
 
The funnel is normally pear-shaped, made of glass, and comes with a stopper and a stopcock.
 
Separating funnel principle:
According to the theorists, immiscible liquids separate into layers based on their densities.
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Separating funnel
Immiscible liquids are the substances that would not blend together to form a single phase. Immiscible liquids, such as oil and water,  float on top of each other.
 
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Immiscible liquids
In the funnel, the layers can divide based on relative densities, with the lowest density liquid rising above the higher densities.
Example:
Separation of two immiscible liquids: Let us see, if we can separate kerosene oil from water.
 
Step 1: In a separating funnel, pour the kerosene oil and water mixture.
 
Step 2: Allow it to sit undisturbed for a while to form separate layers of oil and water.
 
Step 3: Open the separating funnel's stopcock and carefully drain out the lower layer of water.
 
Step 4: As soon as the oil enters the separating funnel's stopcock, close it.
 
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Separating funnel
 
Observation: We can find two different layers of liquids, the heterogeneousliquids.
 
Result: Separation of these immiscible liquids is possible with the help of a separating funnel.
Applications:
  • Immiscible liquids are being separated from their solutes.
  • This method of extracting iron from its ore removes the lighter slag from the top of the furnace, leaving the molten iron at the bottom.