Ana Chem

A. Quantitative method

What type of chemical analysis measures the percentage content of the component present in a given sample? A. Quantitative method C. Gravimetric method B. Proximate method D. Qualitative method

B. Ultimate assay

Assay of Atropine in Belladonna is an example of: A. Proximate assay C. Both A and B B. Ultimate assay D. Neither A and B

B. Ultimate assay

A type of analysis that identifies the amount of a single chemical specie in a given sample A. Classical method of analysis B. Ultimate assay C. Instrumental assay D. Proximate assay

A. Accuracy

It refers to the nearness of a value to a target value. A. Accuracy C. Precision B. Defect D. Error

A. pH meter

The following are optical devices or instruments, except: A. pH meter C. Colorimeter B. Spectrophotometer D. Flame photometer

A. Cellulose

The crude fiber of a drug is usually composed of A. Cellulose C. Fixed oils B. Phytosterol D. Cholesterol

D. Phenolphthalein

The indicator used in the assay of a weak acid reacting with a strong base A. Methyl red TS C. Eriochrome black T B. Methyl orange TS D. Phenolphthalein

C. Back Titration

Residual titration method is also known as: A. Direct Titration C. Back Titration B. Indirect Titration D. Blank Titration

C. Analyte

Blank titration is carried out using the exact same titration procedure but in the absence of A. Volumetric Solution C. Analyte B. Primary Standard D. Indicator

A. Molality

Measurement in volumetric analysis, except: A. Molality C. Normality B. Molarity D. Titer

D. Oxidation- Reduction

A type of titration process involving a change in the valence of the reacting substances A. Neutralization C. Complexation B. Precipitation D. Oxidation- Reduction

C. Fajan

The assay procedures in volumetric precipitation were introduced by the following scientists, except: A. Arrhenius C. Fajan B. Mohr D. Volhard

C. Volumetric Precipitation

Adsorption indicators are used in: A. Compleximetry C. Volumetric Precipitation B. Acidimetry D. Alkalimetry

C. Mohr

What is the name of the originator who introduced the use of silver nitrate, 0.1N as the titrant and potassium chromate TS as the indicator in volumetric precipitation of chlorides? A. Fajans C. Mohr B. Volhard D. Beer

B. Oxidizing Agent

Ceric Sulfate is a/an: A. Reducing Agent C. Precipitating Agent B. Oxidizing Agent D. Hexadentate Ligand

D. A and B

Other name of ferric ammonium sulfate A. Ferric alum C. Fe(NH4)2(SO4)2 B. FeNH4(SO4)2 D. A and B

B. Potentiometry

A branch of electrochemistry which deals with the study and measurement of electrode potential A. Polarography C. Refractometry B. Potentiometry D. Chromatography

B. pH determination

Potentiometry finds application in: A. Biologic assay C. Qualitative analysis B. pH determination D. A and B

D. Polarimetry

It deals with the study of rotatory power of substances A. NMR C. Refractometry B. Potentiometry D. Polarimetry

D. Gas chromatography

It is used in the analysis of volatile substances A. Column chromatography B. Liquid chromatography C. Thin layer chromatography D. Gas chromatography

B. HPLC

Widely used and preferred current assays of biological and pharmaceutical product is: A. TLC C. Gravimetric Method B. HPLC D. GC

A. millimeter

The following are units of measurement generally used in spectrometry, EXCEPT: A. millimeter C. micrometer B. nanometer D. angstrom

B. Fluorimetry

What special instrumental method is used in the assay of thiamine? A. Colorimetry C. Potentiometry B. Fluorimetry D. Refractometry

D. Sodium tartrate

The primary standard used to standardize Karl Fischer reagent is: A. Potassium bitartrate B. Sodium oxalate C. Sodium carbonate anhydrous D. Sodium tartrate