Chemistry Final Semester 2

What is the functional group of an alcohol?

• -COO-
• -COOH
• -C=C-
• -OH

Classify the compound based on the functional group present.

• aldehyde
• ketone
• carboxylic acid
• ester

What is a molecule?

• A substance made of different atoms
• A substance made of the same atoms
• An atom
• A substance in the gaseous form

What happens to particles when they heat up?

• The particles move more slowly
• The particles move more quickly
• The particles stop moving 
• The particles break apart into protons

Is the molecular formula of a substance the best indicator of how it will smell?

• Yes

• No

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

What is the correct formula for the molecule shown?

• C₂H₆O

• CHO

• CH₆O₂

• C₆HO₆

 A lone pair is defined as

• A pair of bonding electrons
• One non-bonding electron
• A pair of non-bonding electrons
• A pair of electrons on the central atom

Choose the correct shape for this molecule:

• Trigonal planar
• Trigonal pyramidal
• Tetrahedral
• Linear

Choose the correct shape for this molecule:

• linear
• Trigonal pyramidal
• Bent
• Tetrahedral