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The particular order in which electrons are arranged in an atom or molecule.
Pharmaceutical Organic Chemistry Pharmacist Competitive Exams
Q. The particular order in which electrons are arranged in an atom or molecule.
Ans → electronic configuration
Explanation →
This question is taken from the test/quiz post: one liner| organic| B.pharmacy| Pharmacy one liners |organic chemistry| B.pharmacy file-3 - attemp/practice
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Q. A process in which a compound of one oxidation state changes to compounds two or more oxidation states
Ans → disproportionation
Explanation →
Q. The process whereby a molecule is split into simpler fragments which may be smaller molecules, atoms, free radicals or ions.
Ans → dissociation
Explanation →
Q. Some atoms can share two pairs of electrons to form a double bond (two covalent bonds).
Ans → double bond
Explanation →
Q. Intensely coloured compounds applied to a substrate. Colours are due to the absorption of light to give electronic transitions.
Ans → dyestuffs
Explanation →
Q. A conformation in which substituents on two attached saturated carbon atoms overlap when viewed as a Newman projection.
Ans → eclipsed
Explanation →
Q. The particular order in which electrons are arranged in an atom or molecule.
Ans → electronic configuration
Explanation →
Q. If an electron passes from one orbital to another an electronic transition occurs and there is the emission or absorption of energy corresponding to the difference in energy of the two orbitals known as
Ans → electronic transition
Explanation →
Q. An overall reaction in which an electrophile binds to a substrate with the expulsion of another electrophile is known as
Ans → electrophilic substitution
Explanation →
Q. A a substance which cannot be further subdivided by chemical methods.
Ans → element
Explanation →
Q. A a pair of isomers which are related as mirror images of one another.
Ans → enantiomers
Explanation →
Q. A graph of the energy of a reaction against the progress of the reaction.
Ans → energy diagram
Explanation →
Q. A thermodynamic quantity which is a measure of the degree of disorder within any system.
Ans → entropy
Explanation →
More one-liners in - Pharmaceutical Organic Chemistry
Q. A reaction between an acid and a base that results in salt and water.
Ans → neutralization reaction
Explanation →
Q. The intermediate of citric acid cycle that is involved in heme synthesis
Ans → Succinyl CoA
Explanation →
Q. Dosage form in which the active ingredient is insoluble in the carrier; includes aerosols, suspensions, emulsions , and foams
Ans → disperse system
Explanation →
Q. A drug that dulls the sense of pain. It differs from an anesthetic agent in that it relieves pain without loss of consciousness.
Ans → Analgesic
Explanation →
Q. Name the molecule that is too small to be antigenic alone but becomes antigenic when conjugated to a larger protein molecule
Ans → hapten
Explanation →
Q. The stage of replication during which various proteins bind to the origin of replication to begin the replication process
Ans → initiation of DNA replication
Explanation →
Q. The science of studying a collection of mRNA molecules produced from microbial communities
Ans → metatranscriptomics
Explanation →
Q. Galactosemia is mostly due to the deficiency of the enzyme
Ans → Galactose 1-phosphate uridyltransferase
Explanation →
Q. any of two or more hypothetical structures of resonance theory which can be written for a molecule simply by rearranging the valence electrons of the molecule.
Ans → canonical structures
Explanation →
Q. Device that disperses liquids to aerosols for therapeutic use by inhalation through a mask.
Ans → nebulizer
Explanation →
Q. Solid preparation that on contact with water breaks apart by the effect of gas evolution, resulting commonly from the reaction of hydrogen carbonate with citric or tartaric acid, in order to facilitate dissolution or dispersion of the active ingredient before ingestion.
Ans → effervescent tablet
Explanation →
Q. Small sterile usually polymeric matrices, pellets, or particles for insertion or implanting into the body by surgical means or by injection to help achieve sustained release.
Ans → implants
Explanation →
Q. A ring structure formed from complement proteins C6 through C9 that penetrates the membranes of a targeted cell, causing cell lysis and death
Ans → membrane attack complex (MAC)
Explanation →
Q. A technique that uses a fluorescence microscope and antibody-specific fluorochromes to determine the presence of specific pathogens in a specimen
Ans → immunofluorescence
Explanation →
Q. A three-dimensional structure of folded fully functional proteins
Ans → native structure
Explanation →
Q. A host in which a parasite goes through some stages of its life cycle before migrating to the definitive host
Ans → intermediate host
Explanation →
Q. Plasma albumin performs the following functions
Ans → Osmotic, Transport , Nutritive
Explanation →
Q. A chemical formula where electrons are represented with dots. Covalent bonds are represented with a line connecting two atoms—the line represents two electrons.
Ans → Lewis Structure
Explanation →
Q. a substance that, when added to a reaction mixture, changes (speeds up) the rate of attainment of equilibrum in the system without itself undergoing a permanent chemical change.
Ans → catalyst
Explanation →
Q. The clones of cell produced by fusing a normal B cell with a myeloma cell that is capable of producing monoclonal antibodies indefinitely
Ans → hybridoma
Explanation →
Q. Outside the organism in a test tube or artificial environment is known as
Ans → in vitro
Explanation →
Q. The migration of a double bond in a 3-carbon system from carbon atoms one and two to carbon atoms two and three
Ans → allylic rearrangement
Explanation →
Q. Vaccine composed of whole pathogen cells or viruses that have been killed or inactivated through treatment with heat, radiation, or chemicals
Ans → inactivated vaccine
Explanation →
Q. The space between the cell wall and the plasma membrane, primarily in gram-negative bacteria
Ans → periplasmic space
Explanation →
Q. Name the enzyme produced by pathogens that degrades hyaluronic acid between adjacent cells in connective tissue
Ans → hyaluronidase
Explanation →
Q. The energy needed to remove an electron from a gaseous atom.
Ans → ionization energy
Explanation →