Post on 30-Dec-2015
Chapter 8
Earth Chemistry
Category 1 Category 2 Category 3 Category 4
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Category 1 $200
Approximately how many elements occur
naturally in the earth?
Category 1 $400
Each element consists of one basic kind of
______?
Category 1 $600
An electron is a type of_________ ________?
Category 1 $800
What keeps electrons from being pulled into the nucleus of the
atom?
Category 1 $1000
Which subatomic particle has no positive or negative charge?
Category 1 $200-Answer
90
Category 1 $400-Answer
Atoms
Category 1 $600-Answer
Subatomic Particle
Category 1 $800-Answer
Constant Motion
Category 1 $1000-Answer
Neutron
Category 2 $200
What is the smallest unit of an element that
has all the basic properties of the element is called?
Category 2 $400
What is the region at the center of the atom
is called?
Category 2 $600
Which subatomic particle always has a negative
charge?
Category 2 $800
What must atoms with an atomic number of 8
have?
Category 2 $1000
What is the atomic number of an atom that contains 3 protons, 4
neutrons, and 3 electrons?
Category 2 $200-Answer
An atom
Category 2 $400-Answer
Nucleus
Category 2 $600-Answer
Electron
Category 2 $800-Answer
8 protons
Category 2 $1000-Answer
3
Category 3 $200
Where are protons and neutrons of an atom
located?
Category 3 $400
How many electrons does the element
silver (Ag) have?
Category 3 $600
What is the mass number of an atom with 4
protons, 5 neutrons, and 4 electrons?
Category 3 $800
What is the atomic number of an atom
with 11 protons, 12 neutrons, and 11
electrons?
Category 3 $1000
What is a molecule the smallest complete unit
of?
Category 3 $200-Answer
Nucleus
Category 3 $400-Answer
47
Category 3 $600-Answer
9
Category 3 $800-Answer
11
Category 3 $1000-Answer
Compound
Category 4 $200
True or FalseMost elements occur in
pure form in the earth’s crust.
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What is mass number equal to?
Category 4 $600
What does the mass number minus the atomic
number equal?
Category 4 $800
How many atoms of potassium (K) are represented by the
formula K2SO4?
Category 4 $1000
How many atoms of sulfur (S) are represented by
the formula H2SO4?
Category 4 $200-Answer
False
Category 4 $400-Answer
# of protons plus neutrons
Category 4 $600-Answer
The # of Neutrons
Category 4 $800-Answer
2
Category 4 $1000-Answer
1
Final Jeopardy
Solutions
Final Jeopardy
You have 1 minute to consult…
Which of the following is an alloy?
a. rubber c. woodb. bronze d. iron
Final Jeopardy
You have 30 seconds to consult…
Which of the following is an alloy?
a. rubber c. woodb. bronze d. iron
Final Jeopardy
You have 15 seconds to consult…
Which of the following is an alloy?
a. rubber c. woodb. bronze d. iron
Final Jeopardy
Time Is Up
Which of the following is an alloy?
a. rubber c. woodb. bronze d. iron
Final Jeopardy - Answer
B. Bronze