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GCHEMI
Contributed by: Datu Totong
  • 1. It is the process of identifying the chemical structure of a molecule.
A) structure determination
B) Organic chemistry
C) Organic Synthesis
  • 2. It involves the step-by-step construction of a molecule from simple starting materials using a series of chemical reactions.
A) Classic organic synthesis
B) Combinatorial chemistry
C) Retrosynthesis
  • 3. chemistry involves the rapid synthesis and screening of large numbers of compounds to identify those with desired properties.
A) Classic organic synthesis
B) Combinatorial chemistry
C) Retrosynthesis
  • 4. A branch of chemistry that study the organic compounds and their interactions with biological systems, including enzymes, proteins, and nucleic acids.
A) Material organic chemistry
B) Bioorganic chemistry
C) medicinal organic chemistry
  • 5. It involve the replacement of one functional group in a molecule with another functional group.
A) Elimination reactions
B) Addition reactions
C) Substitution reactions
  • 6. It is is the branch of chemistry that deals with the construction of organic compounds using various chemical reactions.
A) Organic chemistry
B) structure determination
C) Organic synthesis
  • 7. A branch of organic chemistry which is a discipline that applies the principles of organic chemistry to the design, synthesis, and optimization of bioactive compounds for pharmaceutical use.
A) medicinal organic chemistry
B) Bioorganic chemistry
C) Material organic chemistry
  • 8. It involves working backward from the target molecule to identify potential starting materials and synthetic routes.
A) Combinatorial chemistry
B) Retrosynthesis
C) Classic organic synthesis
  • 9. what types of functional group that contains one or more oxygen atoms bonded to carbon in organic molecules.
A) Oxygen-containing functional groups
B) Hydrocarbon Functional Groups
C) None of these
D) Nitrogen Containing functional Groups
  • 10. What is an ether group?
A) a functional group containing a carbonyl group (C=O) bonded to at least one hydrogen atom and an alkyl or aryl group. The general structure is R-CHO, where R is an alkyl or aryl group.
B) None of these
C) a functional group with an oxygen atom bonded to two alkyl or aryl groups (R-O-R'). Ethers have the general formula R-O-R', where R and R' can be the same or different groups.
D) a functional group composed of a carbon atom double-bonded to an oxygen atom (C=O). It is found in aldehydes, ketones, carboxylic acids, and their derivatives.
  • 11. What is a hydroxyl group?
A) a functional group consisting of an oxygen atom bonded to a hydrogen atom (-OH). It is characteristic of alcohols and phenols.
B) a functional group containing a carbonyl group (C=O) and a hydroxyl group (OH) attached to the same carbon atom (-COOH). It is characteristic of carboxylic acids.
C) None of these
D) a functional group composed of a carbon atom double-bonded to an oxygen atom (C=O). It is found in aldehydes, ketones, carboxylic acids, and their derivatives.
  • 12. Aromatic Hydrocarbons contain special type of ring, which type of ring was determined in the Aromatic Hydrocarbon?
A) Fused Ring Systems
B) None of these
C) Aromatic Ring
D) Heterocyclic Rings
  • 13. What functional group is represented by -OH?
A) None of these
B) Hydroxyl
C) Amino
D) Carboxyl
  • 14. These are hydrocarbons which contain one or more carbon-carbon triple bonds and are used in the production of synthetic rubber and other materials.
A) Alkanes
B) Alkynes
C) Alkenes
D) None of these
  • 15. These are hydrocarbons that contain one or more carbon-carbon double bonds and are used in the production of plastics, detergents, and other industrial chemicals.
A) Alkanes
B) Alkynes
C) Alkenes
D) None of these
  • 16. Which functional group is characteristic of alcohols?
A) -OH
B) -SH
C) None of these
D) -COOH
  • 17. This is a type of Functional group which composed entirely of carbon and hydrogen atoms. They are also the simplest form of organic compound and the building blocks for many organic molecule.
A) Hydrocarbon Functional Groups
B) Oxygen containing functional Groups
C) None of these
D) Nitrogen Containing functional Groups
  • 18. Denne a ketone.
A) A ketone is a functional group containing a carbonyl group (C=O) bonded to at least one hydrogen atom and an alkyl or aryl group. The general structure is R-CHO, where R is an alkyl or aryl group.
B) A ketone is a compound containing a carbonyl group (C=O) bonded to two carbon atoms. The general structure is R- CO-R', where R and R' are alkyl or aryl groups.
C) None of these
D) A ketone is a functional group with an oxygen atom bonded to two alkyl or aryl groups (R-O-R'). Ethers have the general formula R-O-R', where R and R' can be the same or different groups.
  • 19. What is a carboxyl group?
A) None of these
B) a functional group containing a carbonyl group (C=O) and a hydroxyl group (OH) attached to the same carbon atom (-COOH). It is characteristic of carboxylic acids.
C) a functional group consisting of an oxygen atom bonded to a hydrogen atom (-OH). It is characteristic of alcohols and phenols.
D) a functional group composed of a carbon atom double-bonded to an oxygen atom (C=O). It is found in aldehydes, ketones, carboxylic acids, and their derivatives.
  • 20. This a type of hydrocarbons which is classified as a gas temperature and is the main components of natural gas.
A) Propane
B) Ethane
C) None of these
D) Methane
  • 21. What is an aldehyde group?
A) a functional group composed of a carbon atom double-bonded to an oxygen atom (C=O). It is found in aldehydes, ketones, carboxylic acids, and their derivatives.
B) None of these
C) a functional group with an oxygen atom bonded to two alkyl or aryl groups (R-O-R'). Ethers have the general formula R-O-R', where R and R' can be the same or different groups.
D) a functional group containing a carbonyl group (C=O) bonded to at least one hydrogen atom and an alkyl or aryl group. The general structure is R-CHO, where R is an alkyl or aryl group.
  • 22. These are a hydrocarbons that contain only single bonds between carbon atoms and are often used as fuels, lubricants and solvents.
A) Alkanes
B) Alkynes
C) None of these
D) Alkenes
  • 23. What group of molecules that defined as aspecific groups of atoms within a molecule that determine its chemical properties and reactivity.
A) Elements Family
B) None of these
C) Group A
D) Functional Group
  • 24. What kind of synthesis disproved the vitalism theory?
A) Synthesis of Aspirin
B) Synthesis of Urea
C) Synthesis of Benzopinacol
D) None of these
  • 25. These are hydrocarbon that contain one or more carbon-carbon double bonds and are used in the production of plastics, detergents, and other industrial chemicals.
A) Alkenes
B) None of these
C) Alkynes
D) Alkanes
  • 26. What is a branch of chemistry that is an interdisciplinary field that focuses on the design, synthesis, characterization, and application of organic molecules for materials science and engineering. It involves the study of organic compounds and polymers to develop materials with tailored properties for various applications.
A) Material Organic chemistry
B) Medicinal Chemistry
C) Physical organic chemistry
D) None of these
  • 27. A hydrocarbon contain a special type of ring structure known as an aromatic ring, which is characterized by alternating double and single bonds. These compounds are important in the production of many chemicals, including dyes, plastics, and pharmaceuticals.
A) Alkenes
B) Alkanes
C) None of these
D) Aromatic Hydrocarbons
  • 28. What do we call to the process in which identify the chemical structure of a molecule. This could only be accomplished using a variety of analytical techniques, including spectroscopy, chromatography and elemental analysis?
A) None of these
B) Organic Chemistry
C) Organic Synthesis
D) Material Chemistry Physical
E) Structure Determination
  • 29. It is a type of Spectroscopy that provides information about the mass and composition of the compound.
A) Mass Spectrometry
B) NMR Spectroscopy
C) IR Spectroscopy
D) None of these
  • 30. These are organic compounds found in the living organism, such as carbohydrates, lipids, proteins, and nucleic acids.
A) inorganic Molecule
B) Functional Group
C) Biomolecules
D) None of these
  • 31. Which of the following Spectroscopy is useful for determining the structure of organic compounds. It provides information about the number and types of atoms in a molecule as well as the connectivity of the atoms.
A) None of these
B) Mass Spectrometry
C) NMR Spectroscopy
D) Infrared Spectroscopy
  • 32. Which of the following is common element found in the organic compound?
A) Calcium
B) None of these
C) Sodium
D) Carbon
  • 33. What is Organic Chemistry?
A) The study of carbon containing compound
B) None of these
C) The study of inorganic compounds
D) The study of Biochemistry
  • 34. What is Hydrocarbon?
A) None of these
B) A compound containing oxygen and nitrogen
C) A compound made only a hydrogen and carbon
D) A compound made only a carbon
E) A compound made of carbon, hydrogen and oxygen
  • 35. In organic chemistry what do we call to the specific group of atoms within molecule that is responsible for characteristics set of chemical reactions of that molecule.
A) None of these
B) Functional group
C) Compound
D) Elements
  • 36. What Spectroscopy that are using light to provide information about the specific functional groups of a molecule?
A) Mass Spectrometry
B) NMR Spectroscopy
C) None of these
D) IR Spectroscopy
  • 37. What is a branch of chemistry that combines principles of both organic chemistry and physical chemistry to study the relationship between molecular structure and chemical reactivity. It focuses on understanding the mechanisms of organic reactions, the factors that influence reaction rates, and the thermodynamics of these processes.
A) None of these
B) Medicinal Chemistry
C) Bioorganic Chemistry
D) Physical organic chemistry
  • 38. Which of the following technique used to identify the structure of a molecule?
A) NMR Spectroscopy
B) None of these
C) Defibrilator
D) X ray
  • 39. These are organic compounds containing specific arrangement of atoms knowns as functional group.
A) None of these
B) Functional Groups Compound
C) Oranic Compounds
D) Inorganic Compound
  • 40. Who synthesize the Urea?
A) Friedrich Wöhler's
B) Jabbir Ibn Hayyan
C) None of these
D) Neil Bohr
  • 41. What compounds is composed of only Carbon and Hydrogen Atom?
A) Hydrogen compound
B) Hydrocarbon
C) None of these
D) Carbon Compound
  • 42. What are the three organic compounds was isolated in 18th century?
A) urea, acetic acid, and tartaric acid
B) None of these
C) urea, ammonium, and tartaric acid
D) urea, acetic acid, and Carboxylic acid
  • 43. It is a type of spectroscopy that provides information about the specific groups that present in the molecule.
A) Mass Spectroscopy
B) X-ray
C) None of these
D) IR Spectroscopy
  • 44. What is the branch of organic chemistry that deals with the construction of organic compounds using various chemical reactions. It involves designing and executing chemical reactions to produce specific organic compounds with desired properties, such as new drugs, materials, and fuels.
A) Organic Synthesis
B) None of these
C) Reaction Mechanism
D) Structure Determination
  • 45. These process identifying the chemical struture of a molecule. This can be accomplished using a variety of analytical techniques, including spectroscopy, chromatography, and elemental analysis.
A) None of these
B) Organic Synthesis
C) Reaction Mechanism
D) Structure Determination
  • 46. In Organic chemistry this study the organic compounds and their interactions with biological systems, including enzymes, protein and nucleic acids.
A) Bioorganic Chemistry
B) Biology
C) Medicinal Chemistry
D) None of these
  • 47. _______________is the branch of Chemistry that focuses on the study of organic compounds, which are molecules primarily composed of carbon atoms bonded to oxygen, nitrogen, sulfur and other elements.
A) Inorganic Chemistry
B) Biochemistry
C) None of these
D) Organic chemistry
  • 48. Which of the following compounds were isolated back in the 18th century?
A) Carboxylic acid
B) Lipids
C) None of these
D) Urea
  • 49. What is the theory believed that organic compounds could only produced by living organism.
A) None of these
B) Valence Bond Theory
C) Vitalism Theory
D) Resonance Theory
  • 50. What kind of synthesis disproved the vitalism theory?
A) None of these
B) Synthesis of Aspirin
C) Synthesis of Urea
D) Synthesis of Benzopinacol
  • 51. In organic chemistry this study involved the steps in the transformation of reactant molecules into product molecules.
A) Bioorganic Chemistry
B) None of these
C) Organic Synthesis
D) Reaction Mechanism
  • 52. Which type of bond is commonly found in organic molecule?
A) None of these
B) covalent Bonding
C) lonic Bonding
D) Metallic Bonding
  • 53. what element is known for its ability to form a wide variety of molecules due to its ability to form strong covalent bonds with other carbon atoms and different elements.
A) None of these
B) Carbon
C) Oxygen
D) Nitrogen
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