Biology Concepts Flashcards

Front

Define atom.

Back

Smallest unit of life that can retain properties of matter.

Front

Charge of Proton.

Back

+.

Front

Location of Proton.

Back

Nucleus.

Front

Charge of Neutron.

Back

Neutral or no charge.

Front

Location of Neutron.

Back

Nucleus.

Front

Charge of Electron.

Back

-.

Front

Location of Electron.

Back

Electron cloud.

Front

Contrast covalent and ionic bond.

Back

Covalent bonds occur when there is a sharing of electrons. Ionic bonds occur when there is a gain or loss of electrons.

Front

Describe the pH scale.

Back

A scale ranged 0 to 14. Acidic is on the left of the scale (0-6), neutral in the middle (7), and basic is on the right of the scale (8-14). pH stands for potential hydrogen.

Front

Describe an acid.

Back

More H+ ions, less OH-, less than 7 on the pH scale.