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Questions and Answers
What is the main purpose of chromatography?
What is the main purpose of chromatography?
- To combine components of a mixture
- To separate components of a mixture (correct)
- To create new compounds
- To speed up chemical reactions
Where does the name 'chromatography' come from?
Where does the name 'chromatography' come from?
- Greek word meaning Colour (correct)
- Arabic word meaning mixture
- Latin word meaning separation
- French word meaning purification
Who discovered the chromatography technique?
Who discovered the chromatography technique?
- Curie
- Mendeleev
- Tswett (correct)
- Bohr
What are the two phases used in chromatography for separation?
What are the two phases used in chromatography for separation?
In chromatography, what does the mobile phase consist of?
In chromatography, what does the mobile phase consist of?
How is chromatography classified based on the stationary phase used?
How is chromatography classified based on the stationary phase used?
What is the principle of Adsorption Chromatography based on?
What is the principle of Adsorption Chromatography based on?
What type of stationary phase materials can be used in Column Chromatography?
What type of stationary phase materials can be used in Column Chromatography?
What is the function of the stopcock at the bottom of the column in Column Chromatography?
What is the function of the stopcock at the bottom of the column in Column Chromatography?
How do solutes get separated in Column Chromatography?
How do solutes get separated in Column Chromatography?
Which component is retained on the column in Column Chromatography?
Which component is retained on the column in Column Chromatography?
What happens to the less strongly adsorbed component in Column Chromatography?
What happens to the less strongly adsorbed component in Column Chromatography?
Which type of mixture is a solution considered to be?
Which type of mixture is a solution considered to be?
In which state of matter are the particles held in perfect order, leading to definite shape and volume?
In which state of matter are the particles held in perfect order, leading to definite shape and volume?
Which of the following is an example of a heterogeneous mixture?
Which of the following is an example of a heterogeneous mixture?
What is the primary difference between a compound and a mixture?
What is the primary difference between a compound and a mixture?
Which state of matter has particles that are far apart compared to those in liquid and solid states?
Which state of matter has particles that are far apart compared to those in liquid and solid states?
What happens to the three states of matter when conditions of temperature and pressure change?
What happens to the three states of matter when conditions of temperature and pressure change?
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