AP Ch.2: Chemistry

The positively charged particles found in the atom is called:

• neutron

• proton

• electron

• nucleus

______________ is a compound that disassociates in water to form hydrogen ions.

• Base

• Acid

• pH

• Buffer

What number is neutral on the pH scale?

• 6

• 7

• 8

• 5

Glycogen is a...

• monosaccharide

• polysaccharide

• lipid

What are protons and electrons equal to?

• atomic mass

• atomic number

• neutrons

• atomic weight

The building blocks of proteins are...

• lipids

• DNA

• nucleotides

• amino acids

The pH scale range is...

• 2-6

• 0-14

• 0-13

Cannot be broken down into simpler substances. Made of entirely one type of atom.

• Atomic number

• Atomic weight/mass

• Element

• Isotope

Which of these terms describes the particle that results when an electron is added to an atom?

• proton

• anion

• cation

• electrolyte

What sort of macromolecule is ATP?

• protein

• amino acid

• nucleotide

• lipid