PACOP GREEN - Inorganic Chemistry 201-250

201. Used as respiratory stimulant by inhaling the vapors:

• A. Ammonium carbonate
• B. Aromatic Spt. Of Ammonia
• C. Ammonium chloride
• D. Ammonium hydroxide
• E. All of them

202. A compound added to some antacids to serve as defoaming agent to prevent flatulence

• A. Simethicone
• B. Magaldrate
• C. Alginic acid
• D. Sodium bicarbonate

203. The molarity of a solution is:

• A. The number of moles of solute per liter of solution
• B. The number of moles of solute dissolved in kg solvent
• C. The number of equivalent weights per liter of solution
• D. The number of moles of solvent per kg of solution
• E. The weight in g of solute per 100 mL of solution

204. The form of water most commonly used as a solvent during the manufacture of parenterals is:

• A. Bacteriostatic water for injection USP
• B. Deionized water
• C. Distilled water
• D. Sterile water of injection USP
• E. Water for injection

205. This is used to describe the approximate measure of the sized of the electron cloud:

• A. Principal quantum number
• B. Azimuthal quantum number
• C. Magnetic quantum number
• D. Spin quantum number
• E. All of the above

206. If the ion product is less than Ksp, the solution is:

• A. Saturated
• B. Unsaturated
• C. Supersaturated
• D. Concentrated
• E. Diluted

207. Which of the following acid/conjugate base pairs would function best as a buffer at physiological pH:

• A. Lactic acid/ Lactate ion, -pKa = 3.86
• B. Carbonic acid/ Bicarbonate ion, -pKa = 6.37
• C. Bicarbonate ion/ Carbonate ion, -pKa = 10.25
• D. Dihydrogen phosphate/Monohydrogen phosphate ion, -pKa = 6.86
• E. Acetic acid/ Acetate ion, -pKa = 4.76

208. A type or structure of complex where the interactant is a surfactant, a molecule possessing both a non-polar and a polar portion:

• A. Self-associated aggregate
• B. Micelle
• C. Inclusion complex
• D. Inclusion complex

209. The method of preparation must be indicated on labels for:

• A. Bacteriostatic water for injection USP
• B. Milk of Magnesia
• C. Sterile water for injection USP
• D. Purified water USP
• E. Water for injection USP

210. Conformation of organic molecules is most commonly determined by which of the following analytical method:

• A. Nuclear magnetic resonance
• B. Optical rotation
• C. pKa determination
• D. Biological assay
• E. Mass spectrophotometry