GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If I pour the water off after I boil the banana, this method is an example of ____
A
filtration
B
distillation
C
decantation
D
mechanical separation
Explanation: 

Detailed explanation-1: -Decantation – Examples Water and Oil: Oil floats on water. Oil can be drained off of water after letting an oil and water mixture settle for a while. The water and oil can be separated using a separatory funnel. Water and Dirt: Decantation is one technique for cleaning murky water.

Detailed explanation-2: -Decantation is the process of separation of liquid from solid and other immiscible (non-mixing) liquids, by removing the liquid layer at the top from the layer of solid or liquid below. The process can be carried out by tilting the mixture after pouring out the top layer.

Detailed explanation-3: -Oil and water, Dirt and water, Kerosene and water, Milk and cream, Blood and plasma are the five mixtures that can be separated through decantation method. Explanation: The process of separating liquid from solid mixture and other immiscible liquid is known as decantation.

Detailed explanation-4: -Oil and water: Oil floats on top of water. Dirt and water: Decantation is one way to clean muddy water. Kerosene and water (or gasoline and water): The kerosene or gasoline floats above the water. Milk and cream: Decantation separates cream from milk. More items •06-Dec-2020

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