Polar, Non-Polar and Functional Groups

Which of the following is NOT one of the 6 common elements found in living organisms?

• Sulfur

• Sodium

• Oxygen

• Nitrogen

Which of the following elements has the highest electronegativity?

• Hydrogen

• Phosphorus

• Nitrogen

• Carbon

Which is the strongest intramolecular bond or interaction?

• covalent bond

• ionic bond

• hydrogen bond

• hydrophobic interactions

Which of the following is NOT true about this hydrocarbon?

• It is non-polar

• It contains covalent bonds

• It is hydrophilic

• It is an organic molecule

Name this functional group...

• carboxyl

• phosphate

• sulfhydryl

• carbonyl

Name this functional group...

• carboxyl

• hydroxyl

• sulfhydryl

• carbonyl

How many functional groups are in this molecule?

• 0

• 1

• 2

• 3