34 Questions
What is the theory of Vitalism in organic chemistry?
Organic compounds can only be produced by living organisms
What type of bonds are present in hydrocarbons?
Carbon-carbon and carbon-hydrogen bonds
Why are hydrocarbons poor conductors of electricity?
Being nonpolar molecules
Where are most hydrocarbons deposited beneath the Earth's surface?
In the form of petroleum and natural gas
What is the maximum number of covalent bonds carbon can form with other carbon atoms?
4 bonds
What is the main component of a plant cell wall?
Cellulose
Why were some compounds called 'aromatic' in early chemistry?
Having a ring structure and pleasant fragrances
Which polysaccharide serves as an energy reserve in animals?
Glycogen
What is the function of glycoproteins in cells?
Facilitate cell-cell recognition
Which carbohydrate is known as blood sugar?
Glucose
What type of carbohydrate has 2-10 monosaccharide units?
Oligosaccharide
Which carbohydrate has many monosaccharide units (thousands)?
Polysaccharide
What is the hardest natural substance known on earth?
Diamond
Which allotrope of carbon has no definite arrangement and includes examples like soot and charcoal?
Amorphous carbon
What are Fullerenes commonly known as due to their resemblance to tiny soccer balls?
Carbon balls
Who was Fullerene named after?
R.Buckminster Fuller
What is the maximum number of bonds carbon can form?
Four
Which of the following is NOT a property of carbon?
Inability to form long carbon chains like carbohydrates
What is the main monomer of carbohydrates?
Monosaccharide
Which elements together constitute about 90% of the dry weight of the human body?
Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur
What is the most abundant and concentrated source of usable energy in the body?
Triglycerides
Which organic compounds are classified according to size as monosaccharides, disaccharides, or polysaccharides?
Carbohydrates
What is the main component of lipids that makes them insoluble in water?
Fatty acids
Which group of compounds includes nucleic acids, proteins, polysaccharides, and lipids?
Organic compounds
Which functional group is present in an aldose?
Aldehyde
What is the common term used for D-galactose and D-glucose differing only in the configuration of the –OH group on carbon #4?
Epimers
Which sugar is often referred to as 'brain sugar'?
Galactose
What kind of sugars give a positive test with tollens and benedict’s solutions?
Reducing sugars
Which compound is essential for RNA and energy-rich compounds like ATP?
Ribose
What type of bond is found in cellobiose?
Beta 1,4 linkage
'Losing Electron is Oxidation' relates to which compound transformation?
-OH to -COOH
'Gaining Electron is Reduction' relates to the transformation of:
-OH to -CHO
'Deoxy' in 2-deoxy-d-Ribose means:
- an oxygen
'Hemiacetal + Alcohol' leads to the formation of a(n):
-Acetal group
Explore the study of carbon-containing compounds and the theory of vitalism in organic chemistry. Learn about the synthesis of urea by Friedrich Wohler and the composition of organic compounds. Discover the significance of hydrocarbons as air pollutants from carbon compounds in fuels.
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