INSTRUMENTAL ANALYSIS ACS EXAM SCRIPT 2026 FULL SOLUTION QUESTIONS AND ANSWERS BUNDLED EXAMS GRADED A+

INSTRUMENTAL ANALYSIS ACS EXAM
SCRIPT 2026 FULL SOLUTION QUESTIONS
AND ANSWERS BUNDLED EXAMS GRADED
A+

●● IR Source (Mono or Poly).
Answer: Nernst Glower; Globular; Incandescent: (Poly)
Laser(Mono)


●● AA Source (mono or Poly).
Answer: HCl(mono)


●● AE Source (Mono or Poly).
Answer: Plasma Falme(poly)


●● Raman Source (mono or Poly).
Answer: He/Ne Laser;Ar Laser;Yag Laser:(mono)


●● UV-Vis Sample Holder.
Answer: Quartz, Glass, Plastic Cuvettes


●● IR Sample Holder.

,Answer: salt plat; gas chamber


●● AA Sample Holder.
Answer: Graphite Tube; Flame


●● AE Sample Holder.
Answer: inductively coupled plasma (ICP)


●● Raman Sample Holder.
Answer: Cuvette


●● UV-Vis Wavelength Selector.
Answer: Grating, Prism, Filter


●● IR Wavelength Selector.
Answer: Interferometer; monochromator


●● AA Wavelength Selector.
Answer: Monochrom. w/ grating


●● AE Wavelength Selector.
Answer: Monochrom.

,●● Raman Wavelength Selector.
Answer: Monochrom. w/ grating; Infermom. w/ laser


●● UV-Vis Detector.
Answer: Photomultiplier Tube(PMT); Photodiode Array


●● IR Detector.
Answer: Thermal(dispersion); pyroelectric; photoconducting


●● AA Detector.
Answer: PMT


●● AE Detector.
Answer: PMT; Photodiode Array


●● Raman Detector.
Answer: PMT


●● HPLC Mobile Phase.
Answer: Rev Phase: Polar Solvent
Norm. Phase: Nonpolar Solvent

, ●● GC Mobile Phase.
Answer: He Gas


●● HPLC Column Length.
Answer: 10-30 cm


●● GC Column length.
Answer: 30-50 m


●● HPLC Modes of Operation.
Answer: 1. Isocratic
2. Gradient


●● GC Modes of Operation.
Answer: 1.Isothermal
2. Temp program


●● HPLC Injection System and Amount.
Answer: Loop System (10uL)


●● GC Injection Syst. and Amount.