M1 FINAL COACHING EXAM - Questions and Answers (Complete Solutions)

M1 FINAL COACHING EXAM - Questions and Answers (Complete Solutions) Which of the following represents the index of the protective power of colloids? A. Nuggets B. Lumina C. Poise D. Zsigmondy What is formed when an atom or cation acts as the center about which anions or molecules arrange themselves? A. Covalent compounds B. Ionic compounds C. Complexes D. Ionic-covalent compounds What does enthalpy refer to in thermodynamics? A. Latent heat B. Heat content C. Degree of total molecular D. Heat of fusion The following are characteristics of active transport, EXCEPT: A. Higher to lower concentration gradient B. Follow saturation kinetics C. Carrier mediated D. Expenditure of energy Calcium sulfate dihydrate is also names as A. Fluorspar B. Limestone C. Talc D. Selenite What is quartz? A. Silicon dioxide B. Magnesium oxide C. Carbon dioxide D. Aluminum oxide Which is the LIGHTEST of all metals A. Platinum B. Lithium C. Nickel D. Magnesium Which paired elements belong to Group VII-A A. F, Br B. No, Co C. F, Na D. Na,F Which group is referred to as "alkali metals"? A. Group 1-A B. Group II-A C. Group IV-A D. Group III-A Which are properties of ammoniated mercury? I. Volatilizes at red heat II. Occurs as white amorphous powder III. Soluble in water and alcohol IV. Decomposes without fusion A. I, III, IV B. I, II, IV C. I, II, III, IV D. I, III, IV Which of the following binary compounds is called arsine? A. CH3 B. AsH3 C. PH3 D. NH3 Which of the following represents the chemical formula of calomel? A. HgCl B. HgO C. HgCl₂ D. SnCl₄ Elements that can exists in two or more crystalline forms are said to be: A. Amphoteric B. Polymorphic C. Amorphous D. Allotropic Cream of tartar is known chemically as A. Potassium bitartrate B. Sodium potassium tartrate C. Zinc oxide D. Potassium nitrate The following elements form basic hydrides, EXCEPT: A. Calcium B. Sulfur C. Strontium D. Magnesium Which of the elements is the MOST electronegative A. I B. Br C. Cl D. F Amalgams is an alloy of which of the following elements? A. Mercury B. Iron C. Copper D. Zinc The following compose group V cations, EXCEPT: A. Manganese B. Lithium C. Potassium D. Sodium Which of the following elements are referred to as the triad of Group VIII? I. Co II. Mn III. Ni IV. Fe A. I, III, IV B. I, II, III C. I, II, IV D. II, III, IV Which of the following elements are referred to as volatile metals? I Cadmium II. Mercury III. Beryllium IV. Zinc A. I, III, IV B. II, III, IV C. I, II, IV D. I, II, III Determine the valence of chromium in potassium chromate with the chemical formula: K2CrO4 A. 6 B. 5 C. 8 D. 7 Which of the following elements are amphoteric? I. Beryllium II. Zinc III. Aluminum IV. Calcium A. I, III B. II, III C. III, IV D. I, II What is liberated when potassium permanganate is reacted with hydrochloric acid? A. Manganous oxide B. Hypochlorous acid C. Chlorine D. Hydrogen When acids are in solution, which of the following is released? A. Positrons B. Neutrons C. Protons D. Electrons E. Electrons When water undergoes electrolysis forming hydrogen and oxygen molecules, which of the following phrases BEST describes this occurrence? A. Substitution reaction B. Chemical change C. Physical change D. Evaporation Which law describes the relationship between pressure, volume, and temperature of gases as depicted in the equation PV=nRT? A. Law of Definite Proportions B. Ideal gas law C. Gay Lussac's law D. Boyle's law In sulfonate conjugation which of the following groups is transformed during functionalization phase of biotransformation of xenobiotics? A. Sulfide B. Sulfonate C. Sulfhydryl D. Sulfate Which of the following is NOT a condition that can occur during metabolic acidosis A. Diabetic acidosis B. Renal failure C. Diarrhea D. Hypertension Replacement therapy is needed when there is: I. Heavy loss of water II. Prolonged fever III. Fracture IV. Diarrhea A. I, II, III B. I, II, IV C. II, III, IV D. I, III, IV Which of the following compounds exhibits amphoteric properties making it suitable to prevent systemic alkalosis? A. Aluminum hydroxide B. Calcium hydroxide C. Magnesium sulfate D. Barium sulfate Which statements BEST describe the properties of elements in the Periodic Table, from the upper right corner, going down and then to the left? I. Elements increase in metallic character II. Elements become more electronegative III. Elements become more basic IV. Elements become less electronegative A. I, III, IV B. I, II, III C. II, III, IV D. I, II, IV Which of the following is a wax obtained from whales used in the preparation of cosmetic creams and fine wax candles A. Spermaceti B. Carrageenan C. Fucoidan D. Prostaglandins Which ion gives a Turnbull's blue precipitate upon addition with potassium ferricyanide A. Stannic B. Ferric C. Stannous D. Ferrous Which among the following characteristics differentiates Calcium containing antacid forms from Aluminum containing antacids? A. Calcium is odorless B. Calcium does not cause alkalosis C. Calcium does not have amphoteric properties and does not cause systemic alkalosis D. Calcium does not have amphoteric properties Which of the following elements is NOT found as component of extracellular fluids in humans? A Calcium ion B. Sodium ions C. lodide D. Chloride Which salt is found in the bicarbonate buffer system of the extracellular fluid of the human body? A Magnesium bicarbonate B. Potassium bicarbonate C Sodium bicarbonate D. Sodium chloride Surfactants are characterized by the presence of which of the following? A. Water solubilizing and fat solubilizing groups in the same molecule B. Positive and negative charges C. Water solubilizing groups only D. Fat solubilizing groups only (BEQ) Which of the following refers to a substance that absorbs moisture but does not dissolve in it? A. Hygroscopic B. Dehydrating substance C. Efflorescent D. Deliquescent Which of the following describes potential energy A. Boiling water B. Water inside a big dam C. Water flowing over a dam D. Burning gasoline Which among the following is used as solar ray protective or sun block A Barium sulfate emetic B. Titanium dioxide C. Sodium nitrite D. Antimony chloride Which among the following is the allotropic form of phosphorus made by heating phosphorus at 200 degrees Celsius under a pressure of 1.2 GPa? A. Black phosphorus B. White phosphorus C. Red phosphorus D. Yellow phosphorus Which of the following type of radiation has the greatest penetrating power? A Beta radiation B. Gamma radiation C. Sun rays D. Alpha radiation Which of the following pharmaceutical products requires that the method of preparation must be reflected in the label? A Sterile water for injection USP B Bacteriostatic water for Injection USP C. Purified water USP D. Milk of magnesia A drug receptor may be all of the following, EXCEPT? A. Isolable enzyme B. Functional component of a cell membrane C. Nucleic acid D. Chelate Compounds that results from a combination of electron donor and a metal forming a ring structure A. Chelate B. Prodrug C. Lactam rin Conformation of organic molecules is most commonly determined by which of the following analytical methods? A. Nuclear magnetic resonance B. Mass spectrophotometry C. Optical rotation D. pK determination Which of the following statements describes cis- and trans isomerism? I. Occurs only in organic compounds II. Occurs in both organic and inorganic compounds III. Trans-alkenes have lower solubility in Inert solvents than their cis counterparts IV. Cis- and Trans-isomers often have different physical properties. A. I, III, IV B. II, III, IV C. I, II, IV D. I, II, III Which of the following characterizes facilitated diffusion? A. Energy requiring B. Involves shifting of solvent C. Carrier-specific D. The movement against a concentration gradient Which are the pharmaceutical applications of partition coefficient (K)? I. Predicts where drug will concentrate in the body II. Predicts adverse drug interactions in the body III. Predicts solubility of a drug in water and fatty tissues in the body IV. Predicts how well a chemical ingredient will mix with creams in consumer products A. II, III, IV B. I, II, IV C. I, II, II D. I, III, IV Which of the following is the major organ for drug metabolism? A. Liver B. Small intestines C. Kidney D. Lungs Which of the following therapeutic advantages CANNOT be obtained by the use of prodrugs? Increase___ A. Water solubility B. Oral absorption C. Duration of action D. Potency Which of the following are benzodiazepine derivatives used as anxiolytics? I. Imidazopyridine II. Chlordiazepoxide III. Alprazolam IV. Diazepam A. I, II, III, IV B. I, II, IV C. I, III, IV D. II, III, IV Which antibiotic is obtained from Streptomyces noursei? A. Amphotericin B B. Griseofulvin C. Clindamycin D. Nystatin Simethicone is a component of several antacid formulations, how is it chemically classified? A. Wax B. Ketone C. Silicone D. Alcohol Hydroxybenzoic acid is more commonly known as: A. Citric acid B. Oxalic acid C. Salicylic acid D. Lactic acid Sensitivity of gram-negative bacilli to amoxicillin is attributed to its: A. Carboxyl group B. Nitro group C. Hydroxyl group D. Amino group Which of the following is a first-generation urinary tract anti-infective A. Nalidixic acid B. Griseofulvin C. Salicylic acid D. Norfloxacin