Analytical Tools and Techniques in Chemistry

Retardation factor is the fraction of analyte in _____ of chromatographic system.

Which of the following type of matter is used as a stationary phase in gas chromatography?

Which of the following is used as a reference standard in H NMR spectroscopy?

Which of the following is used as mobile phase in gas chromatography?

Which of the following are the examples of stationary phase?

The solvent used in C-13 NMR spectroscopy is

The most commonly used solvent in C-13 NMR spectroscopy is ${\mathrm{CDCl}}_3$.

What is the solvent used for C-13 NMR spectroscopy?

Explain chemical shift in ${}^1\mathrm{H}$ NMR spectroscopy.

Define mobile phase in chromatography.

Define stationary phase in chromatography.

What are mobile phase and stationary phase in Gas-Liquid Chromatography?

State the principle behind the chromatography.

The reference used in ${}^1\mathrm{H}$ NMR spectroscopy is 

In NMR spectroscopy, the splitting pattern of a peak depends on the number of carbon and hydrogen atoms on the adjacent atoms.

What is the meaning of the term mobile phase and stationary phase in chromatography?

Define retardation factor of Thin Layer Chromatography.

Why TMS is used as a reference in ${}^1\mathrm{H}$ NMR spectroscopy?

Which solvent used in $\mathrm{C}-13$ NMR spectroscopy?

Which is used as a stationery phase and mobile phase in the gas-liquid chromatography?