Atoms
Molecules
H-Bonding
Solutions
Acids and Bases
100

This is the simplest atom in the universe.

What is Hydrogen?

100
This bond occurs when atoms share electrons.

What is a Covalent Bond?

100

This is the attraction among molecules of the same substance.

What is Cohesion?

100

This is the substance that is present in the greater amount in a solution.

What is a Solvent?

100

This scale measures the acidity of a solution.

What is pH?

200

This subatomic particle carries a negative charge.

What is an electron?

200

This is an attraction between a Hydrogen of one molecule and the negative atom, such as Oxygen, of another molecule.

What is a Hydrogen Bond?

200

This is the attraction among molecules of different substances.

What is Adhesion?

200

This is the amount of solute dissolved in a certain amount of solvent.

What is Concentration?

200

These compounds release protons when dissolved in water.

What are Acids?

300

This is the number of protons in the nucleus of an Oxygen atom.

What is 8?

300

This is an uneven distribution of charge in a molecule.

What is Polarity?

300

This property of water will cause a soda can to burst in the freezer.

What is Expansion when Frozen?

300

These molecules easily dissolve in water because of their uneven distribution of charge.

What are Polar Molecules?

300

These compounds increase the pH of a solution.

What are Bases?

400

This subatomic particle carries no charge.

What is a neutron?

400

This word is used to describe a molecule with 2 charged regions.

What is Dipole?

400

This means that water is resistant to changes in temperature.

What is its High Specific Heat?

400
These compounds, like table salt, dissolve easily in water because of their charged atoms.

What are Ionic Compounds?

400

These release protons when the pH gets too high.

What are Buffers?

500

This is the number of electrons in Oxygen's second valence shell.

What is 6?

500

The is the chemical shape of a water molecule.

What is "Bent".

500

The High Boiling Point of water is its resistance to this.

What is Vaporization.

500

These molecules rarely dissolve in water because they don't have charged regions.

What are Nonpolar Molecules.

500

This is another name for a Hydrogen ion.

What is a Proton?