WHAT IS THE FUNCTION OF STOPPER IN A SEPRATING FUNNEL ?
QUESTION FROM SUBJECT CHEMISTRY
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Answers
Answer:
A separatory funnel, also known as a separation funnel, separating funnel, or colloquially sep funnel, is a piece of laboratory glassware used in liquid-liquid extractions to separate (partition) the components of a mixture into two immiscible solvent phases of different densities.
The use of stopper in the separating funnel is to separate the two immiscible liquids. We use stopper to stop the flow of lighter immiscible liquid to flow it into the container kept at bottom .
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❒ To separate a mixture of water and kerosene.
❒ A seperating funnel.
❒ Oil
❒ Water
❒ A beaker
❒ Take a separating funnel with stopper closed.Take some oil and water and your it into the separating funnel. Mix them . a
Allow them to rest for sometime . Open the stopper slowly and allow water to come down in the beaker. as the level of oil reaches immediately close the the opening with stopper.
❒ Oil and water being immiscible which each other get separated after sometime and water being heavier comes at the bottom.
❒ Hence we can separate two immiscible liquids here oil and water with the help of a separating funnel.