What is the function of evaporating dish in labs?

To collect acid from bottles

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To collect solid residue from liquid evaporation

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Used for sublimation tests

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Both (b) and (c)

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Solution

The correct option is D
Both (b) and (c)

The evaporating dish in lab is used to heat liquids over a flame so that they evaporate, leaving a solid residue. This dish can also be used for sublimation tests.

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Q. Assertion :Sublimation is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase. Reason: Evaporation is a type of vaporization of a liquid that occurs from the surface of a liquid into a gaseous phase that is not saturated with the evaporating substance

Q. Which of these methods will you use to obtain both the solid and the liquid from a solution?
(a) decantation and filtration
(b) evaporation
(c) distillation
(d) separating funnel

Which of these methods will you use to obtain both the solid and the liquid from a solution?
(a) separating funnel
(b) evaporation
(c) distillation
(d) decantation and filtration

When evaporation of ink is carried out, water evaporates from the ink leaving behind the solid dye component in the evaporating dish. This proves that:

Q. Sublimation is the process of separating a liquid from its solution by evaporating it and then condensing its vapour.

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What is the function of evaporating dish in labs?

The correct option is D Both (b) and (c) The evaporating dish in lab is used to heat liquids over a flame so that they evaporate, leaving a solid residue. This dish can also be used for sublimation tests.

The correct option is D
Both (b) and (c)

The evaporating dish in lab is used to heat liquids over a flame so that they evaporate, leaving a solid residue. This dish can also be used for sublimation tests.