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Home ❭ Questions ❭ One Liners ❭ The particular order in which electrons are arranged in an atom or molecule.
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
More oneliners in - one liner| organic| B.pharmacy| Pharmacy one liners |organic chemistry| B.pharmacy file-3
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 →
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Q. A bond where elections are equally shared between two atoms.
Ans → nonpolar covalent bond
Explanation →
Q. A virus composed of a nucleic acid core, either DNA or RNA, surrounded by a capsid
Ans → naked virus
Explanation →
Q. Artificial spherical lipid bilayer droplet formed mainly from phospholipids having a core of water phase, small enough to form a relatively stable dispersion in aqueous media and with potential use in drug delivery.
Ans → liposome
Explanation →
Q. Ascorbic acid is not synthesized in man due to lack of the enzyme
Ans → L-Gulonolactone oxidase
Explanation →
Q. A type of inclusion containing volutin, a polymerized inorganic phosphate that appears red when stained with methylene blue
Ans → metachromatic granule
Explanation →
Q. Name term that describes a solid of regular shape and the presence of three-dimensional order on the level of atomic dimensions, for a given molecule.
Ans → crystalline
Explanation →
Q. Name the rule that states that atoms will lose, gain, or share electrons in order to achieve a filled valence shell, to complete their octet.
Ans → Octet Rule
Explanation →
Q. Part of the orbital area in an atom where it is impossible to find an electron.
Ans → node
Explanation →
Q. Name the longest identical peptide chains in antibody molecules (two per antibody monomer) that composed of variable and constant region segments
Ans → heavy chains
Explanation →
Q. Small number of cells added to medium to start a culture is commonly called
Ans → inoculum
Explanation →
Q. Name an inflammatory response that involves both the brain and the membranes that surround it
Ans → meningoencephalitis
Explanation →
Q. Class of antibacterials that inhibit cell wall synthesis by binding to peptidoglycan subunits and blocking their insertion into the cell wall
Ans → glycopeptides
Explanation →
Q. Two electrons that are not shared between atoms within a molecule.
Ans → lone pair/unshared pair
Explanation →
Q. A bond formed from the electrostatic attraction between ions with different charges. This typically consists of a metal (cation) and a nonmetal (anion). A metal loses electrons to form a cation and some non-metal gains those electrons to form an anion.
Ans → Ionic Bond
Explanation →
Q. A term applied to the combination of molecules of a substance with one another to form more complex systems.
Ans → association
Explanation →
Q. The short fragment of DNA made during lagging strand synthesis
Ans → Okazaki fragment
Explanation →
Q. Used as processing aid in tablet and capsule manufacturing, to facilitate the movement of the formulation into the dye and punch and to reduce the energy of compression.
Ans → lubricant
Explanation →
Q. The metabolic pathway concerned with the conversion of L-xylulose to D-xylulose is
Ans → Uronic acid pathway
Explanation →
Q. Naturally produced protein synthesis inhibitor of the lincosamide class that binds to the 50S subunit, inhibiting peptide bond formation
Ans → lincomycin
Explanation →
Q. In recent years, a non-protein compound has been identified to bring about catalysis in biological system. The name of the compound is
Ans → RNA
Explanation →
Q. A substance that cannot be divded chemically into component substances.
Ans → element
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 →