Name___________________
Date:
The Periodic Table
Video Review
Directions: During the course of the program, answer the questions
as they are presented in the video. At the end of the video, answer
the Video Quiz questions.
You Decide!
1. What is the smallest piece of aluminum that is obtainable?
Period
Vocabulary
60 points
Directions: Unscramble the following vocabulary words. Write the
words and match each word to the clue below
a. the simplest type of a pure
substance
You Compute!
2. What is the mass number of carbon?
____ 1. maot
b. the number of protons in the
nucleus of an atom
You Observe!
3. How is the periodic table divided?
____ 2. eopdir
c. a special unit that represents
the mass of a single proton
You Decide!
4. What is the atomic mass of cobalt?
____ 3. mcaiot smas
d. a vertical column in the
periodic table
____ 4. netemel
e. the smallest possible part of an
element that still has the
properties of that element
Video Quiz:
1. An ____________ is the simplest type of a pure substance.
2. The smallest part of an element is an
3. H2O is a
_______________.
_______________ of water.
4. Atoms are made up of smaller
_______________ particles.
5. Most of an atom’s mass is in the
____ 5. hcaeclmi myobls
f. atoms of the same element that
have differing numbers of
neutrons
____ 6. amoitc ssma ntui
____ 7. oprug
g. the average of all the isotopes
of an element; the mass of the
protons and neutrons found in an
atom’s nucleus
____ 8. ernotun
h. a horizontal row in the periodic
table
____ 9. mcaiot unremb
i. the abbreviated name for an
element
_______________.
6. The Modern Periodic Table is organized by increasing atomic
_______________.
7. This chemical symbol C represents the element
_________.
8. The number 58.93 AMUs represents the atomic
_________.
9. The element oxygen has ________________ protons.
10. Elements within a _______________ tend to have similar
properties.
____ 10. ipestoos
j. a subatomic particle with a
neutral charge that is found in
the nucleus of an atom
Post Test
Directions: Fill in the blank with the correct word. A list of
possible answers is provided at the bottom of the page.
1. The atomic mass of a given element is the average of all its
Directions: Write Correct or Not Correct. If the statement is not
correct, use proofreading marks to make the statement correct.
_______________ 11. An atom’s atomic number refers to its
number of neutrons.
______________.
_______________12. Cl is the chemical symbol for chlorine.
2. Each of the boxes in the periodic table contains information
about a chemical ______________.
_______________13. Most elements can be easily changed
3. ______________ have a negative charge.
_______________14. Carbon, with six protons and six
4. The rows in the periodic table are called _____________
5. Atoms are made up of smaller particles called
______________ particles.
6. The ______________ number is computed by adding
together the protons and neutrons of an atom.
7. An ______________ is the smallest possible part of an
element that still has all the properties of that element.
8. The letters Ca represent the chemical ______________
for the element calcium.
9. Atomic______________refers to the number of protons
in the nucleus of an atom.
10. When you go from left to right in a row in the periodic table the
atomic number
atom
electrons
______________
element
increases
isotopes
mass
number
periods
subatomic
symbol
into other elements.
neutrons, has a mass number of 12.
_______________15. Atoms are made up of smaller
subatomic particles.
_______________16. The horizontal rows in the periodic
table are called families.
_______________17. Matter is made up of tiny particles we
cannot see.
_______________18. Protons and neutrons are found in the
nucleus.
_______________19. The modern periodic table is based
on increasing atomic number.
_______________20. The mass of a single electron is one
atomic mass unit.