What is a substituted hydrocarbon?
A) A hydrocarbon with only carbon and hydrogen.
B) A hydrocarbon with one or more hydrogen atoms replaced.
C) A type of polymer.
D) A functional group.
B) A hydrocarbon with one or more hydrogen atoms replaced. (Correct Answer)
Which of the following is an example of a synthetic polymer?
A) DNA
B) Cellulose
C) Polyethylene
D) Proteins
C) Polyethylene (Correct Answer)
How does a hydroxyl group affect a molecule?
A) Makes it nonpolar
B) Increases solubility in water
C) Reduces reactivity
D) Increases weight
B) Increases solubility in water (Correct Answer)
The presence of a halide group typically:
A) Reduces volatility
B) Increases reactivity (Correct Answer)
C) Makes a compound nonpolar
D) Decreases solubility
B) Increases reactivity (Correct Answer)
Which of the following compounds contains a halide group?
A) Ethanol
B) Chloroform
C) Acetic acid
D) Glycine
B) Chloroform (Correct Answer)
Which functional group makes a compound an alcohol?
A) Carboxyl
B) Hydroxyl
C) Amino
D) Halide
B) Hydroxyl (Correct Answer)
What type of functional group is an amino group?
A) -COOH
B) -NH₂
C) -OH
D) -X
B) -NH₂ (Correct Answer)
What is a monomer?
A) A large molecule
B) A single unit that makes up a polymer
C) A type of functional group
D) A complex compound
B) A single unit that makes up a polymer (Correct Answer)
What is the primary function of the amino group in organic compounds?
A) To make the compound acidic
B) To provide basic properties
C) To act as a solvent
D) To replace hydrogen atoms
B) To provide basic properties (Correct Answer)
What is a key characteristic of synthetic polymers?
A) They cannot be formed from natural monomers.
B) They are always biodegradable.
C) They are man-made and designed for specific uses.
D) They are less stable than natural polymers.
C) They are man-made and designed for specific uses. (Correct Answer)
What is the general formula for a carboxyl group
A) -OH
B) -NH₂
C) -COOH
D) -X
C) -COOH (Correct Answer)
What group is replaced in a halide compound?
A) Hydroxyl
B) Hydrogen
C) Carbon
D) Nitrogen
B) Hydrogen (Correct Answer)
Which group makes a compound acidic?
A) Hydroxyl
B) Carboxyl
C) Amino
D) Halide
B) Carboxyl (Correct Answer)
What does polymerization involve?
A) Breaking down polymers
B) Combining monomers
C) Replacing hydrogen atoms
D) Adding functional groups
B) Combining monomers (Correct Answer)
What does the term "substituted" refer to in substituted hydrocarbons?
A) Replacing carbon atoms
B) Replacing hydrogen atoms with other groups
C) Changing the molecular weight
D) Altering the polymer structure
B) Replacing hydrogen atoms with other groups (Correct Answer)
What is the term for the process of forming polymers from monomers?
A) Combustion
B) Polymerization
C) Substitution
D) Oxidation
B) Polymerization (Correct Answer)
Which of the following best describes a polymer?
A) A large molecule made of repeating units
B) A small molecule
C) A type of functional group
D) A single atom
A) A large molecule made of repeating units (Correct Answer)
Which functional group is associated with amino acids?
A) Hydroxyl
B) Carboxyl
C) Amino
D) Halide
C) Amino (Correct Answer)
What happens during the process of polymerization?
A) Monomers break down into smaller units.
B) Monomers combine to form polymers.
C) Polymers are separated into individual molecules.
D) Electrons are transferred between atoms.
B) Monomers combine to form polymers. (Correct Answer)
Which functional group is likely to make a compound polar?
A) Hydroxyl
B) Carboxyl
C) Amino
D) All of the above
A) Hydroxyl (Correct Answer)
What does polymerization involve?
A) Breaking down polymers
B) Combining monomers
C) Replacing hydrogen atoms
D) Adding functional groups
B) Combining monomers (Correct Answer)
Which of the following compounds is a natural polymer?
A) Nylon
B) Rubber
C) Starch
D) Polyester
C) Starch (Correct Answer)
Which type of reaction forms esters?
A) Hydrolysis
B) Dehydration synthesis
C) Combustion
D) Polymerization
B) Dehydration synthesis (Correct Answer)
The carboxyl group consists of which two functional groups?
A) Hydroxyl and amino
B) Carbonyl and hydroxyl
C) Hydroxyl and halide
D) None of the above
B) Carbonyl and hydroxyl (Correct Answer)
Which of the following is a characteristic of polymers?
A) Made of one type of atom
B) Formed from monomers
C) Always soluble in water
D) Cannot be broken down
B) Formed from monomers