Unit 1
Flammability is a ________ property?
Chemical
The formula for Density is?
Mass over Volume
Wavelength is ________ proportional to frequency.
indirectly
Ionic Compounds are composed of _________?
A metal and nonmetal.
The following is a _______ compound: CO2
Covalent
A physical property is one which _____________.
Can be observed without changing the identity of the object.
An isotope is?
A form of the element wherein the number of the protons and electrons are the same, but the neutron count is different.
An alpha particle is composed of?
Two protons and two neutrons
What is the only Polyatomic with a positive charge?
Ammonium
The prefix for 7 is:
Hepta
The columns of the periodic table are called?
Families or Groups
Avogadro's number is?
6.022*1023
As you go up and to the right of the periodic table, the atomic radius _________.
Decreases
You add what to the ending of nonmetals in Ionic compounds?
ide
The only time when a prefix is not applied to a covalent compound's name is?
When there is only one of the first element
A heterogeneous mixture is?
A mixture where the composition is not uniform, you can tell the difference between the parts.
When calculating for significant figure when doing addition problems, you look for?
The least number of decimals.
People used to build concrete bunkers a dozen feet of concrete deep to survive this type of radiation.
Gamma radiation
What are three unique properties of Metallic Bonds?
Luster, ductile, malleable
tetrasulfur nonoxide
S4O9
The most effective way to seperate a homogeneous mixture, without causing any heat damage to either liquid, is?
The Centrifuge
Rutherford is famous for his ___________ experiment.
Gold Foil
What is wrong with the following electron configuration? 1s22s22p73s13p74s23d7
It should be 2p6 and 3p6
The name of SnO2 is?
Br5P2
Pentabromine diphosphide