Classifying Matter
Chemical Bonding
Octet Rule & Ions
Density
Ideal Gas Law & Random
100
In this state of matter, there is no defined shape or volume. The atoms are spread out.
What is a gas?
100
A covalent bond forms between
Two nonmetals
100
This is how many valence electrons atoms want.
What is 8?
100
What is density?
Mass divided by volume OR how heavy an object is for its volume
100
This the force caused by gas particles hitting the sides of a container or other objects.
What is pressure?
200
Examples include H2O, CO2, and NaCl
What is a compound?
200
Which of the following compounds is ionic: KCl or HCl?
What is KCl?
200
When atoms gain electrons, they get this charge.
What is negative (-)?
200
These are the units for density.
What is g/mL?
200
This is the unit we use for temperature in chemistry.
What is Kelvin?
300
This state of matter has the most energy out of all of them.
What is a gas?
300
This happens to the electrons in ionic bonding.
What is transferring or giving away electrons?
300
If Mg loses 2 electrons, what is its charge?
What is +2?
300
Calculate the density when m= 200 g and v = 100 mL.
What is 2 g/mL?
300
A balloon contains 0.5 moles of helium at 2.75 atm with a temperature of 297 K. What is the volume of the balloon?
V = 4.32 L
400
This type of matter always has a chemical formula associated with it (i.e. H2O)
What is a compound?
400
Which of the following compounds is ionic? SrO or CO2
What is SrO?
400
What does F need to do to satisfy the Octet Rule?
Gain 1 electron
400
Calculate the density of a 250 g rock that displaces 300 mL of water.
What is 0.83 g/mL?
400
This many atoms are in the formula, C6H12
What is 18 atoms?
500
What is an element?
500
This type of bond involves unequal sharing of electrons
What is a polar covalent bond?
500
This is the charge of the resulting Oxygen ion (after it satisfies the Octet Rule.)
What is -2?
500
If copper has a density of 8.96 g/mL and a volume of 100 mL, what is the mass?
M = 896 g
500
I have a balloon that can hold 100 liters of air. If I blow up this balloon with 3 moles of oxygen gas at a pressure of 1 atm, what is the temperature of the balloon?
T = 416.67 K