Which of the following is not a stationary phase?
A. Liquid-liquid chromatography
B. Gas-liquid chromatography
C. Gas-solid chromatography
D. Solid-solid chromatography
Answer:D
Which of the following is not a stationary phase?
A. Liquid-liquid chromatography B. Gas-liquid chromatography C. Gas-solid chromatography D. Solid-solid chromatography
Explanation: Solid-solid chromatography is not a stationary phase because solidsolid phase cannot provide any fluidity.