Matter
Thermochemistry
Gases
Atomic Theory
Periodic Table
Bonding
100
This state of matter has particles vibrating in fixed positions.
What is a solid?
100
This is the energy stored in chemical bonds
What is potential energy?
100
A gas behaves most ideally under these conditions.
What are high temperature and low pressure?
100
This subatomic particle determines the identity of an element.
What is the proton?
100
Elements are arranged on the periodic table by this value.
What is atomic number?
100
Electrons are transferred in this type of bond?
What is Ionic?
200
The ability of zinc to react with hydrochloric acid is an example of this type of property.
What is a chemical property?
200
If energy appears on the reactant side of an equation, the reaction is described as this.
What is endothermic?
200
The boiling point of ethanoic acid at 60 kPa
What is 102-104oC ?
200
Has the same number of protons but a different number of neutrons.
What are isotopes?
200
The name of the group that contains elements with 2 valence electrons.
What are the Alkaline Earth Metals?
200
This bond is is the most polar:
A) C–H
B) O–H
C) N–N
D) Cl–Cl
What is B, O-H?
300
A liquid mixture of ethanol and water could be separated by this method which involves heating and condensing vapors based on different boiling points.
What is distillation?
300
Calculate the heat required to melt 25.0 g of ice at 0°C using the heat of fusion.
What is 8,350 J?
300
Convert the number of moles in 11.2 L of nitrogen gas at STP
What is 0.5 mol
300
Chlorine-37 has this many neutrons.
What is 20?
300
This group of elements are chemically inert.
What are the noble gases?
300
The reason water is a polar molecule.
What is water is asymmetrical?
400
Draw a particle diagram representing a mixture of an element and a compound in the gas phase, showing at least 6 particles of each substance.
[Teacher Check]
400
This is the heat absorbed when 75 g of water warms from 20°C to 40°C.
What is 6,270 joules?
400
Draw the relationship between pressure and volume.
[Graph shows inverse relationship]
400
It's how atomic spectra are produced
Electrons in the excited state fall back to the grounds state and release energy in the form of light.
400
It's why ionization energy increases across a period.
What is increased nuclear charge?
400
Draw a Lewis electron-dot diagram for MgCl₂
[Teacher Check]
500
This substance cannot be broken down by a chemical change:
A) H₂O
B) CO₂
C) NaCl
D) Ne
What is D, neon?
500
A heating curve shows a plateau from 4–8 minutes at 5°C. Identify the phase change AND explain what happens to kinetic and potential energy during this time.
What is melting?
Kinetic energy is constant
Potential energy increases
500
5.00 L gas is at 27oC and 75.0 kPa calculate the new volume at STP.
What is 3.37 or 3.4 L?
500
Calculate the weighted atomic mass.
What is 6.945 u?
500
Explain why a Cl- ion has a larger radius than a Cl atom?
A Cl- ion has more electrons than a Cl atom.
*Cl- ions DO NOT gain electrons, atoms do
500
Identify the intermolecular force between NH₃ molecules
What are hydrogen bonds?