Chemistry Smells Chapter 6 #2 Review

Front

What is the smell associated with pentanoic acid?

Back

Pentanoic acid is known for its putrid smell, often described as similar to that of rancid butter.

Front

What is a structural formula in chemistry?

Back

A structural formula represents the arrangement of atoms in a molecule, showing how they are bonded together.

Front

How can the smell of a chemical be altered?

Back

The smell of a chemical can be changed by a chemical change, which alters its molecular structure.

Front

What are isomers?

Back

Isomers are compounds that have the same molecular formula but different structural arrangements.

Front

What is a Lewis dot diagram?

Back

A Lewis dot diagram is a representation of the valence electrons of an atom, showing how they are arranged in a molecule.

Front

What is the difference between a molecular formula and a structural formula?

Back

A molecular formula shows the number and type of atoms in a molecule, while a structural formula shows how those atoms are connected.

Front

What is the significance of functional groups in organic chemistry?

Back

Functional groups determine the chemical properties and reactions of organic compounds.

Front

What is the role of dilution in changing the smell of a chemical?

Back

Dilution can reduce the concentration of a chemical, potentially altering its smell, but it does not change the chemical structure.

Front

What is the molecular formula for pentanoic acid?

Back

The molecular formula for pentanoic acid is C5H10O2.

Front

What is the difference between a ball-and-stick model and a space-filling model?

Back

A ball-and-stick model shows the bonds between atoms as sticks, while a space-filling model shows the relative sizes of the atoms.