Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
8th Grade Exam 3
Test Description: 8th grade exam 3
Instructions: Answer all questions to get your test result.
1) which of the following has the least mass
A
electrons
B
nucleus
C
neutron
D
proton
2) An atom of carbon with 6 protons, 6 electrons, and 6 neutrons would have a mass number of
A
18
B
6
C
15
D
12
3) Periodic Law States that
A
properties of elements change periodically with the elements' atomic numbers.
B
mercury is a liquid at room temperature.
C
elements are either gases, solids, or liquids.
D
some elements only stay in a liquid state for short periods.
4) the elements to the right of the zig zag line on the period table are called
A
nonmetals
B
metalloids
C
metals
D
conductors
5) most metals are.
A
solid at room temperature.
B
dull
C
bad conductors oe electric current
D
not malleable
6) how do the physical and chemical properties of the elements chanfe?
A
within a group.
B
within a family
C
across each group.
D
across each period.
7) what is necessary for substances to burn?
A
oxygen
B
hydrogen
C
carbon
D
helium
8) Mendeleev of elements that do not have individual names are called the
A
alkaine-earth metals
B
nonmetals
C
transition metals
D
alkali metals
9) Diamond and soot are very different, yet both are natuarl forms of
A
nickel
B
copper
C
boron
D
carbon
10) What elements is used to make the widely used compound in the chemical industry?
A
tellurium
B
polonium
C
selenium
D
sulfur
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?