Question One
•Compare the size
of a atom with the
size of a flea?
Question 2
• Why are there two elements in H2O?
Question 3
•If there are 12
protons in an atom,
then what atom is
it?
Question 4
•Why is the Periodic
Table arranged by
the Atomic
Number?
Question 5
This model is a model of what atom?
Question 6
•Why is the charge
of the nucleus
positive?
Question 7
•Why is the atomic
number of
Hydrogen one?
8
Explain the different ways the Periodic Table is
arranged.
• Atomic Number
• Metals, Metalloids, and Nonmetals
• Valence Electrons (Groups or Families)
Question 9
Which of these best describes one of the subatomic particles
that could be found at location X in the model of an atom
shown above?
A. It has mass but no charge.
B. It has no mass and a positive charge.
C. It has a large mass and a negative charge.
D. It has no mass and an equal number of positive and negative
charges.
Question 10
•How many atoms
are in CO ?
2