CHEM 1001/CHM 1020/CHM 1025C/CHM
1032C, CHM 2045C
Module One Sample Test
M-1 Part C: Element Classification 10 points
M-1
Part C: Element Classification
10 points
Using the periodic
chart provided, in the blanks below write the classification of the elements
listed. Please use:
Metal,
Nonmetal,
Nonmetal-Nobel Gas (inert),
Nonmetal-class by itself;
or Semimetal
(Metalloid or Amphoteric).
1. 12C6 nonmetal______
2. 39K19 metal_________
3. 11B5 semimetal___________
4. 1H1
_non
metal (class by itself)_
5. 4He2 nonmetal-Nobel
Gas__
6. 238U92 metal________________
7. 23Na11 metal________________
8. 32S16 nonmetal_____________
9. 35Cl17 nonmetal______________
10. 84Kr36 nonmetal-Nobel Gas______
This is just a short practice, the actual test is 15 definitions or over 50
online,
M-1 Part K: Vocabulary Corwin chap 1 &
4 15 points
In the blank below, write word(s) that best fit the
description:
__ element
__ 1. A pure stances that can not be broken down
any further by a
chemical reaction.
__ compound __
2. A pure substance that can be broken down
further by a chemical
reaction.
_ chemistry
___ 3. The study of matter and the changes matter
undergoes.
homogeneous mixture 4. Two
or more substances mixed together uniformly through out of
which a solution is
an example.
metaloids (semimetals) 5. Elements which properties in between the
metals and nonmetals
and under one
condition they act as metal, while under other
conditions may act as
a nonmetal.
__ atom _____ 6.
Smallest particle or unit of an element.
molecule (ion-formula
unit) 7. Smallest particle or unit
of a compound.
Potential energy_ 8. Stored energy that matter possesses owing to
its position or
composition.
chemical formula 9.
A symbolic representation of a compound indicating the number of
atoms of each element.
_ kinetic energy 10.
The Energy associated with the mass and velocity of a particle or
the energy of motion
of a particle.
Alternate Answer: Write a definition below of one word in the
vocabulary list not referenced above and you may leave one of the words blank:
(Answers: 1.element; 2.compound; 3. chemistry; 4.
homogeneous mixture; 5.metaloids (semimetals); 6. atom; 7. molecule
(ion-formula unit); 8. potential; chemical formula; 10.kinetic energy
Alternate Answer: Write a definition below of one word in the vocabulary
list not referenced above and you may leave one of the words blank: