.png){kind=logo}
Compounds that have the same molecular formula but different structural formulas
Pharmaceutical Organic Chemistry Pharmacist Competitive Exams
Q. Compounds that have the same molecular formula but different structural formulas
Ans → Isomer
Explanation →
This question is taken from the test/quiz post: one liner| organic| B.pharmacy| Pharmacy one liners |organic chemistry| B.pharmacy file-4 - attemp/practice
More oneliners in - one liner| organic| B.pharmacy| Pharmacy one liners |organic chemistry| B.pharmacy file-4
Q. The electrons of an atom that are highest in energy and in the outermost orbitals.
Ans → Valence Electrons
Explanation →
Q. A hydrocarbon that can undergo addition reactions, meaning it contains a double or a triple bond.
Ans → Unsaturated Hydrocarbons
Explanation →
Q. Molecules that have the same molecular formula and sequence of atoms yet differ in their 3-D orientation.
Ans → Stereoisomer
Explanation →
Q. The ability of electrons to "shuffle," or alternate, between bonds, making the molecule extremely stable. The best example of this is benzene.
Ans → Resonance
Explanation →
Q. A polypeptide composed of amino acids bonded together by peptide bonds.
Ans → Proteins
Explanation →
Q. Large macromolecules composed of many similar (sometimes identical) smaller molecules, or monomers, linked together.
Ans → Polymers
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. Biological molecules, such as DNA and RNA, composed of a nitrogen base, a pentose sugar, and a phosphate group.
Ans → Nucleic Acids
Explanation →
Q. Name the formula that shows the number and kinds of atoms in a molecule.
Ans → Molecular Formula
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 functional group consisting of an internal carbonyl group (C=O) bonded to two other carbon atoms
Ans → Ketones
Explanation →
Q. Compounds that have the same molecular formula but different structural formulas
Ans → Isomer
Explanation →
More one-liners in - Pharmaceutical Organic Chemistry
Q. Name the bean-shaped organs situated throughout the body that contain areas called germinal centers, which are rich in B and T lymphocytes
Ans → lymph nodes
Explanation →
Q. An atom, or group of atoms, that is responsible for reactivity of the molecule it is a part of.
Ans → Functional Groups
Explanation →
Q. Process of enclosing a drug in a (micro or nano) particle (capsule, liposome, polymer).
Ans → encapsulation
Explanation →
Q. The vehicles for the transport of lipids from the intestinal lumen to the membrane of mucosal cells
Ans → Mixed micelles
Explanation →
Q. When the forward and reverse rates are equal in a chemical reaction.
Ans → equilibrium
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. An instrument that measures the degree of absorption (or emission) of electromagnetic radiation by a substance.
Ans → spectrophotometer
Explanation →
Q. White blood cells of various types, including granulocytes, lymphocytes, and monocytes
Ans → leukocytes
Explanation →
Q. The percent of dose entering the systemic circulation after administration of a given dosage form.
Ans → Bioavailability
Explanation →
Q. Fourth stage of disease, during which the number of pathogens present in the host decreases, along with signs and symptoms of disease
Ans → period of decline
Explanation →
Q. Molecules that exist only during a chemical reaction; not before or after the reaction.
Ans → intermediate
Explanation →
Q. A Solid spherical particles of micron-size range, used as matrix dosage forms.
Ans → microsphere
Explanation →
Q. reactions which proceed by means of a set of repeating cyclical steps, e.g. the free radical addition of hydrogen bromide to an alkene.
Ans → chain reaction
Explanation →
Q. DNA-binding proteins found in eukaryotes and archaea that aid in orderly packaging of chromosomal DNA
Ans → histones
Explanation →
Q. When a reaction provides the agents for a subsequent reaction.
Ans → chain reaction
Explanation →
Q. Biological molecules, such as DNA and RNA, composed of a nitrogen base, a pentose sugar, and a phosphate group.
Ans → Nucleic Acids
Explanation →
Q. Properties of a substance that can be observed without using a chemical reaction that would change the substance.
Ans → physical property
Explanation →
Q. Name the graph modeling the number of cells in a culture over time
Ans → growth curve
Explanation →
Q. A negative sign of free energy indicates that the reaction is
Ans → Exergonic or spontaneous
Explanation →
Q. The sideways projection of a carbon-carbon single bond and the attached substituents.
Ans → sawhorse projection
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 inorganic element found in the structure of majority of high-energy compounds
Ans → Phosphorus
Explanation →
Q. Name the structure embedded in the dermis from which hair grows
Ans → hair follicle
Explanation →
Q. Relative amount of the administered dose of a drug that reaches systemic circulation from a certain dosage form in comparison to the amount that reaches the systemic circulation by iv administration
Ans → bioavailability
Explanation →
Q. A process in which the forward reaction can reach an equilibrium with the reverse reaction.
Ans → reversible process
Explanation →
Q. Cytokines largely produced by immune system cells that help coordinate efforts against invading pathogens
Ans → interleukins
Explanation →
Q. Which are the essential fatty acids that need to be supplied in the diet.
Ans → PUFA
Explanation →
Q. Reversal of coagulation or flocculation, i.e., the dispersion of aggregates to form a stable colloidal suspension or emulsion.
Ans → deflocculation
Explanation →
Q. Crystalline form of a compound in which water molecules are part of the crystal structure.
Ans → hydrate
Explanation →