Chemistry review for AP Bio

What type of charge does a neutron have?

Bond where electrons are shared

The most common atoms in biology are carbon, hydrogen, oxygen and nitrogen.

These atoms are....

What kind of atoms are in this molecule of water?

What kind of intramolecular bonds are in this molecule of water?

(intramolecular bonds are the bonds that hold together atoms within a single molecule)

What kind of intramolecular bonds are in this molecule of glucose?

What kind of intramolecular bonds are in this molecule of sodium chloride (NaCl)?

The attraction that an atom has for shared electrons in bonds is

In a polar covalent bond, electrons are shared:

Polar molecules have...

Electronegativity is a measurement of the ability of an atom to:

In order to determine if a molecule is polar, you must consider the

Is this molecule of NH₃ polar or nonpolar?

Is this molecule of CH₄ polar or nonpolar?

Is the long hydrophobic chain (highlighted in purple in the picture) of a fatty acid polar or nonpolar?