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Isotopes
Atomic structure
Periodic table
Chemical/Physical Properties
Matter
100
an isotope has the same number of protons and different number of __________________.
What is neutrons
100
A subatomic particle without a charge
neutron
100
What is the Symbol for Magnesium?
Mg
100
What are the characteristics that describe how a substance reacts with other substances to form new substances? Chemical or Physical
Chemical properties
100
Liquids have no definite ____________ but they do have definite volume.
shape
200
Carbon-13 contains how many neutrons?
7
200
The number of protons in an atom is represented as the _____________ number
atomic
200
What is the name of the element with the symbol Na?
Sodium
200
Density is an examples of a physical or chemical property?
Physical
200
Gasses have no definite ___________ or ____________.
shape or volume
300
The weighted average of the atomic mass of an elements naturally occurring isotopes is called
average atomic mass
300
The second energy level can hold how many electrons?
8
300
How are elements are arranged on the periodic table
in order of atomic numbers
300
Phase change is considered a physical or chemical change?
Physical
300
Describe the particle movement of a gas.
Fill its container, move randomly, and quickly
400
What is the mass number of a Zinc isotope with 37 neutrons?
67
400
Add these two together and get the atomic mass
protons plus neutrons
400
The full name of the man who created the periodic table
Demetri Mendaleev
400
Milk that sours is a physical or chemical property?
Chemical
400
What is the name of the phase change that goes from solid to gas without the liquid stage?
sublimation
500
Give at least two example of how isotopes are used in Earth Science?
-Dating rocks -Detecting periods of glaciation -radioactive decay - carbon dating -detecting temperature and rainfall
500
Neon has how many electrons in its OUTER shell?
8
500
Within each column, or group, on the periodic table, the different elements atoms usually have the same number of
valence electrons (electrons in its outer shell)
500
Give 4 examples of physical properties
Density, Color, Odor, Luster, Magnetism...
500
Why should we be considered about coronal mass ejections from the sun?
They contain charged particles and plasma that can knock out electrical systems if aimed directly at Earth.