Matter
Measurements
Atomic Theory
Periodic Table
Bonding
100
Matter is anything that has _________ and takes up_______ (volume).
What is mass and space?
100
density, boiling point, freezing point, conductivity and hardness are all examples of __________ properties.
What is physical?
100
The subatomic particles located at the nucleus of an atom
What is proton and neutron?
100
The reason elements are in different period.
What is electron shell?
100
When a bond is formed, energy is being __________
What is release?
200
Substances are classified
as _________ or _________
What are elements and compounds?
200
The unit used to measure pressure of a gas on the reference table
What is Pascal?
200
The two types of ions
What are Cations and Anions?
200
The different groups on the periodic table represents _____________
What is the number of electrons in the outermost level? (What is the number of valence electrons?)
200
1. The name of the bond when metal and nonmetal bond. 2. The name of the bond when two nonmetals bond. (Order matters)
What is ionic and covalent?
300
A type of atom that cannot be broken down chemically or physically
What is an element?
300
"Lemon juice is more acidic than ammonia" is a _________ statement
What is qualitative?
300
In order, A, Z, X represents _________.
What is atomic mass, atomic number, and atomic symbol?
300
What happens to the size when a Fe atom becomes a Fe2- atom.
What is larger atom?
300
In an ionic bond, electrons are being ________ from _______ to __________
What is transferred and metal to nonmetal?
400
Any substance composed of two or more elements that
are chemically combined in a fixed proportion is _____
What is a compound?
400
How many molecules are in 3 moles of CO2 ? (Name the compound as well)
What is 1.8 x 1024 molecules of Carbon dioxide?
400
Ho-165 has __#__ protons and ___#___ electrons
What is 67?
400
Atom size _________ as you go down a group, and __________ as you go across a period.
What is increase and decrease?
400
The difference between polar covalent and nonpolar covalent bonds
What is electrons share unevenly and electrons shared evenly?
500
When a sample of CO2(s) becomes CO2(g), there is
a change in
(1) bond type
(2) gram-formula mass
(3) molecular polarity
(4) particle arrangement
What is particle arrangement?
500
How many grams are there in 2.4088 x 1024 molecules of HCl?
What is 36.458 grams?
500
J.J Thompson's "Plum Pudding" model states that subatomic particles like protons, electrons are ...
What is spread evenly throughout?
500
A species with one less neutron than 19076Os
What is 18976Os ?
500
The tendency for an atom to hoard electrons
What is electronegativity?