Methods Of Separation: Chemistry Quiz

15 Questions | By Felixpiers | Updated: Mar 21, 2022 | Attempts: 1640

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Methods Of Separation: Chemistry Quiz - Quiz

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1.

Methods of separation for the components of solid-solid.
- A.
  
  Dissolution
- B.
  
  Filtration
- C.
  
  Evaporation
- D.
  
  Crystallization
- E.
  
  All above
2.

.Methods of separation for the components of solid-liquid.
- A.
  
  Dissolution
- B.
  
  Filtration
- C.
  
  Evaporation
- D.
  
  Fractional distillation
3.

Methods of separation for the components of liquid-liquid. (miscible)
- A.
  
  Dissolution
- B.
  
  Filtration
- C.
  
  Evaporation
- D.
  
  Fractional distillation
4.

Methods of separation for the components of liquid-liquid. (immiscible)
- A.
  
  Separating funnel
- B.
  
  Filtration
- C.
  
  Evaporation
- D.
  
  Distillation
5.

Find the Rf value if y (start line-solvent front) is 10cm and the x (start line-spot) is 5cm.
- A.
  
  0.4
- B.
  
  0.5
- C.
  
  0.6
- D.
  
  0.7
6.

During filtration, the soild collected in the filter paper is called the_______.
- A.
  
  Filtrate
- B.
  
  Rubbish
- C.
  
  Residue
- D.
  
  Solid
7.

________ separates a dissolved solid from a solution as well-formed crystals.
- A.
  
  Dissolution
- B.
  
  Filtration
- C.
  
  Evaporation
- D.
  
  Distillation
8.

During distillation, what are the little particles in the water?
- A.
  
  Solid
- B.
  
  Boiling chips
- C.
  
  Glass
- D.
  
  Stone
9.

What are the two methods of paper chromatography?
- A.
  
  ascending and unscending
- B.
  
  Descending and insecending
- C.
  
  Ascending and descending method
- D.
  
  Done above
10.

And which one will show the result first?
- A.
  
  Ascending
- B.
  
  Descending
- C.
  
  Unscending
- D.
  
  Inscending
11.

Why is the colored spot not placed below the solvent level during chromatography?
- A.
  
  Waste time
- B.
  
  No effect
- C.
  
  For fun
- D.
  
  Dye will dissolve
12.

.If you want to use separating funnel to separate oil and water, what is the substance remain in the funnel after the experiment?
- A.
  
  oil
- B.
  
  Water
- C.
  
  Oil and water
- D.
  
  Nothing
13.

Sublimation refers to change of state of a substance from _______ to _______.
- A.
  
  solid-liquid
- B.
  
  Solid-gas
- C.
  
  Liquid-gas
- D.
  
  Gas-solid
14.

What are the methods used if you want to separate two solids of different solubility in a particular solvent?
- A.
  
  Dissolution
- B.
  
  Filtration
- C.
  
  Evaporation
- D.
  
  Crystallization
- E.
  
  All above
15.

To obtain a solute by crystallization method, the solubility of the solute must varies a lot with __________.
- A.
  
  Volume
- B.
  
  Speed
- C.
  
  Nothing
- D.
  
  Temperature