Carbon is Special

Carbon is Special

Carbon

• has four electrons in the last energy level

• can form four bonds with other atoms

• can for chains or rings

Organic molecules have a carbon backbone

• Carbon Dioxide is not organic

• Water is not organic

• Vinegar is organic

• Sugar is organic

Macromolecules

• are large molecules

• are called polymers

• are made from monomers

There are four organic macromolecules:

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Multiple Choice

Which molecule is organic?

• water

• carbon dioxide

• oxygen gas

• sugar

Multiple Choice

Why is carbon special?

• it can form four bonds

• it is a non-metal

• it is found in organic molecules

• it is an element

Multiple Choice

Which of the following is NOT one of the four macromolecules?

• Carbohydrates

• Water

• Lipids

• Proteins

• Nucleic Acids

Multiple Select

Macromolecules:

• are polymers

• are small

• are big

• are made of monomers

• are organic

Multiple Choice

Carbon can form chains or rings

• True

• False