Chromatography Techniques Quiz
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Questions and Answers

Chromatography is a powerful method for separating various ______.

mixtures

In paper chromatography, the stationary phase is ______.

the paper

The Rf value is calculated as the distance travelled by the sample divided by the distance travelled by the ______.

solvent

The starting line must be drawn in ______ to avoid interference in the results.

<p>pencil</p> Signup and view all the answers

If the solvent level is above the spots, it will ______ the colours.

<p>dissolve</p> Signup and view all the answers

Substance P was analyzed using paper chromatography with ______ as the solvent.

<p>ethanol</p> Signup and view all the answers

In the chromatogram, spot A moves further up the paper than spot ______.

<p>B</p> Signup and view all the answers

The Rf value of spot A is calculated as ______.

<p>0.69</p> Signup and view all the answers

The suitable substance for the starting line in the chromatography experiment is ______.

<p>graphite</p> Signup and view all the answers

The mixture P contains substances ______ and 6.

<p>3</p> Signup and view all the answers

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