PreTest - Intro To Organic Compound

"In a chemistry class, Aminah discovered that there are compounds with the same molecular formula but different structural formulas." The above statement best defines

• Molecular formula

• Structural formula

• Isomerism

• Homologous series

Nora is studying different types of hydrocarbons in her chemistry class. She comes across Compound W and needs to identify its characteristics. Choose one statement that is CORRECT for Compound W below.

• Compound W is a saturated and has carbon-carbon double bond as the functional group

• Compound W is a saturated and aromatic hydrocarbon

• Compound W is an unsaturated and aromatic hydrocarbon

• Compound W is an unsaturated and has carbon-carbon double bond as the functional group

“In a chemistry class, Kimi is learning about different ways to represent molecules. She comes across a formula that shows how the atoms in a molecule are bonded to each other.” The above statement best defines

• molecular formula

• structural formula

• empirical formula

• chemical formula

During a chemistry lab, Olivia is analyzing a compound and needs to determine how many secondary (2 ⁰ ) carbons are present in it. Can you help her figure it out?

• 2

• 3

• 4

• 5

Syuhada is studying organic chemistry and learns that many organic compounds are made up of certain key elements. What are the main elements in many organic compounds?

• Helium, Carbon, Sodium

• Sodium, Hydrogen, Nitrogen

• Carbon, Hydrogen, Oxygen

• Radon, Oxygen, Helium

Hasnuri is studying different functional groups in her chemistry class. She comes across a question in her textbook: Which of the following functional groups does not have double bonds?

• Carbonyl

• Carboxyl

• Alkoxy

• Amide

2-Isopropoxypropane is a chemical compound with the molecular formula C₆H₁₄O. It is a colorless, flammable liquid with a characteristic odor. Classify the functional group present in 2-Isopropoxypropane.

• Ether.

• Ester.

• Ketone.

• Carboxylic acid

The functional groups found in the following compound are

• amino, hydroxyl and carboxyl
• amino, hydroxyl and carbonyl
• carboxamide, alkoxy and carbonyl
• carboxamide, hydroxyl and carbonyl

What is the functional group in citric acid (carboxylic acid) that gives it its acidic properties and influences its reactivity in the drink formulation?

• Carbonyl
• Carboxyl
• Carboalkoxy
• Alkoxy

What is the term for a group of organic compounds where each member differs from the next by a -CH₂ group in their molecular structure?

• structural formula
• functional group
• isomer
• homologous series