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GCHEMI
Contributed by: Datu Totong
  • 1. It is the process of identifying the chemical structure of a molecule.
A) Organic Synthesis
B) Organic chemistry
C) structure determination
  • 2. It involves the step-by-step construction of a molecule from simple starting materials using a series of chemical reactions.
A) Combinatorial chemistry
B) Classic organic synthesis
C) Retrosynthesis
  • 3. chemistry involves the rapid synthesis and screening of large numbers of compounds to identify those with desired properties.
A) Retrosynthesis
B) Combinatorial chemistry
C) Classic organic synthesis
  • 4. A branch of chemistry that study the organic compounds and their interactions with biological systems, including enzymes, proteins, and nucleic acids.
A) medicinal organic chemistry
B) Material organic chemistry
C) Bioorganic chemistry
  • 5. It involve the replacement of one functional group in a molecule with another functional group.
A) Elimination reactions
B) Substitution reactions
C) Addition reactions
  • 6. It is is the branch of chemistry that deals with the construction of organic compounds using various chemical reactions.
A) Organic synthesis
B) Organic chemistry
C) structure determination
  • 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) Bioorganic chemistry
B) Material organic chemistry
C) medicinal organic chemistry
  • 8. It involves working backward from the target molecule to identify potential starting materials and synthetic routes.
A) Retrosynthesis
B) Classic organic synthesis
C) Combinatorial chemistry
  • 9. what types of functional group that contains one or more oxygen atoms bonded to carbon in organic molecules.
A) Hydrocarbon Functional Groups
B) Nitrogen Containing functional Groups
C) Oxygen-containing functional groups
D) None of these
  • 10. What is an ether group?
A) 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.
B) 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.
C) None of these
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.
  • 11. What is a hydroxyl group?
A) 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.
B) None of these
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.
  • 12. Aromatic Hydrocarbons contain special type of ring, which type of ring was determined in the Aromatic Hydrocarbon?
A) Aromatic Ring
B) None of these
C) Heterocyclic Rings
D) Fused Ring Systems
  • 13. What functional group is represented by -OH?
A) Carboxyl
B) None of these
C) Amino
D) Hydroxyl
  • 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) Alkenes
B) Alkanes
C) Alkynes
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) Alkenes
C) None of these
D) Alkynes
  • 16. Which functional group is characteristic of alcohols?
A) -COOH
B) -OH
C) None of these
D) -SH
  • 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) Nitrogen Containing functional Groups
B) None of these
C) Oxygen containing functional Groups
D) Hydrocarbon Functional Groups
  • 18. Denne a ketone.
A) 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.
B) None of these
C) 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.
D) 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.
  • 19. What is a carboxyl group?
A) 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.
B) None of these
C) 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.
D) a functional group consisting of an oxygen atom bonded to a hydrogen atom (-OH). It is characteristic of alcohols and phenols.
  • 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) 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.
C) None of these
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) Alkenes
B) None of these
C) Alkanes
D) Alkynes
  • 23. What group of molecules that defined as aspecific groups of atoms within a molecule that determine its chemical properties and reactivity.
A) Functional Group
B) Group A
C) None of these
D) Elements Family
  • 24. What kind of synthesis disproved the vitalism theory?
A) Synthesis of Urea
B) None of these
C) Synthesis of Aspirin
D) Synthesis of Benzopinacol
  • 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) Alkynes
B) Alkanes
C) Alkenes
D) None of these
  • 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) Physical organic chemistry
C) Medicinal 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) Aromatic Hydrocarbons
B) Alkenes
C) None of these
D) Alkanes
  • 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) Structure Determination
B) Material Chemistry Physical
C) Organic Chemistry
D) Organic Synthesis
E) None of these
  • 29. It is a type of Spectroscopy that provides information about the mass and composition of the compound.
A) Mass Spectrometry
B) None of these
C) IR Spectroscopy
D) NMR Spectroscopy
  • 30. These are organic compounds found in the living organism, such as carbohydrates, lipids, proteins, and nucleic acids.
A) Biomolecules
B) Functional Group
C) None of these
D) inorganic Molecule
  • 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) NMR Spectroscopy
B) Mass Spectrometry
C) Infrared Spectroscopy
D) None of these
  • 32. Which of the following is common element found in the organic compound?
A) Sodium
B) Carbon
C) None of these
D) Calcium
  • 33. What is Organic Chemistry?
A) The study of Biochemistry
B) The study of carbon containing compound
C) The study of inorganic compounds
D) None of these
  • 34. What is Hydrocarbon?
A) A compound made only a hydrogen and carbon
B) None of these
C) A compound containing oxygen and nitrogen
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) Elements
B) None of these
C) Compound
D) Functional group
  • 36. What Spectroscopy that are using light to provide information about the specific functional groups of a molecule?
A) NMR Spectroscopy
B) Mass Spectrometry
C) IR Spectroscopy
D) None of these
  • 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) Physical organic chemistry
B) Medicinal Chemistry
C) None of these
D) Bioorganic Chemistry
  • 38. Which of the following technique used to identify the structure of a molecule?
A) X ray
B) NMR Spectroscopy
C) Defibrilator
D) None of these
  • 39. These are organic compounds containing specific arrangement of atoms knowns as functional group.
A) Oranic Compounds
B) Functional Groups Compound
C) None of these
D) Inorganic Compound
  • 40. Who synthesize the Urea?
A) None of these
B) Friedrich Wöhler's
C) Jabbir Ibn Hayyan
D) Neil Bohr
  • 41. What compounds is composed of only Carbon and Hydrogen Atom?
A) Hydrocarbon
B) None of these
C) Hydrogen compound
D) Carbon Compound
  • 42. What are the three organic compounds was isolated in 18th century?
A) urea, acetic acid, and Carboxylic acid
B) urea, ammonium, and tartaric acid
C) None of these
D) urea, acetic acid, and tartaric acid
  • 43. It is a type of spectroscopy that provides information about the specific groups that present in the molecule.
A) X-ray
B) Mass Spectroscopy
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) Reaction Mechanism
B) Structure Determination
C) Organic Synthesis
D) None of these
  • 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) Structure Determination
D) Reaction Mechanism
  • 46. In Organic chemistry this study the organic compounds and their interactions with biological systems, including enzymes, protein and nucleic acids.
A) Biology
B) Medicinal Chemistry
C) None of these
D) Bioorganic Chemistry
  • 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) None of these
B) Biochemistry
C) Inorganic Chemistry
D) Organic chemistry
  • 48. Which of the following compounds were isolated back in the 18th century?
A) Lipids
B) None of these
C) Urea
D) Carboxylic acid
  • 49. What is the theory believed that organic compounds could only produced by living organism.
A) Vitalism Theory
B) Resonance Theory
C) None of these
D) Valence Bond Theory
  • 50. What kind of synthesis disproved the vitalism theory?
A) Synthesis of Aspirin
B) Synthesis of Urea
C) None of these
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) Reaction Mechanism
D) Organic Synthesis
  • 52. Which type of bond is commonly found in organic molecule?
A) covalent Bonding
B) lonic Bonding
C) None of these
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) Oxygen
C) Nitrogen
D) Carbon
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