IGNOU BCHET 141 2026 - carboxylic acids ii) amides iii) nitroalkanes20 Briefly compare th

Question

carboxylic acids ii) amides iii) nitroalkanes

20 Briefly compare the instrumentations for flame atomic absorption spectrophotometry and flame atomic emission spectrophotometry.

10 Jan 2026

Answer :

Word Count : 278

Flame Atomic Absorption Spectrophotometry (FAAS) and Flame Atomic Emission Spectrophotometry (FAES) are widely used analytical techniques in chemistry for the quantitative determination of metals, but they differ significantly in instrumentation and working principle. In FAAS, the instrument primarily consists of a hollow cathode lamp specific to the element of interest, a nebulizer to convert the liquid sample into an aerosol, a

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