Kinetics
Moles
Laws
Intermolecular Forces
Periodic Trends
100

What is kinetics the study of?

Rate of reaction

100

What is the formula for Molarity?

M=moles of solute/liters of solution

100

From the VSEPR theory, how many electrons are usually in the outer shell?

8

100

Are covalent or ionic bonds stronger?

Ionic

100

Which element is the smallest?

Helium

200

If a reaction is done at a higher temperature, what happens to the speed of a reaction?

It speeds up

200

How is molality different than molarity?

It uses kg of solution instead of L

200

What is the ideal gas law?

PV=nRT

200

What kind of bond is the strongest?

Hydrogen Bonds

200

Which element is the most electronegative?

Fluorine

300

What does a catalyst do to a reaction?

A catalyst lowers the activation energy.

300

How many molecules are present in 4.25 mol of CCl4?

2.559 x 10^24 molecules

300

According to the second law or thermodynamics, the entropy of the universe is constantly...

increasing

300

Is a water molecule polar or non-polar?

Polar

300

What element is located in group 5 period 4?

Vanadium

400

When the relationship between 1/[conc] and time is linear, what order is the reaction?

2nd order

400
How many moles of substance are there in 80.2 g of Calcium?

2 mol

400

Boyle's law relates the _ and _ of a confined gas when the temperature is constant.

Pressure/Volume

400

Are ion-dipole or dipole-dipole forces stronger?

Ion dipole

400

What is the electron configuration for the element Silicon?

[Ne] 3s² 3p² or 1s2 2s2 2p6 3s2 3p6

500

For which order does rate = k?

0 order

500

How many mol are there in 36.7 L of a pure substance at STP?

1.64

500

What does the First Law of Thermodynamics state?

In a chemical or physical change, all energy is conserved.

500

Does a substance with a higher boiling point than another have stronger or weaker bonds than it?

Stronger bonds

500

Which has the larger radius, Mg or Mg2+?

Mg2+