Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Periodic Table And Chemical Formulas
Test Description: Questions are based on Texas 8th grade science objectives.
Instructions: Answer all questions to get your test result.
1) Which of these elements has chemical properties most similar to oxygen?
A
Nitrogen
B
Kotchavarium
C
Sulfur
D
Potassium
2) On the periodic table, the elements in each column, or group have....
A
been divided into representative elements and transition elements.
B
a solid structure at room temperature.
C
the same atomic number, but different atomic mass.
D
similar chemical and physical properties.
3) Which of the following elements has the largest atomic number within two energy levels?
A
Sodium
B
Argon
C
Lithium
D
Neon
4) In which group would you find the least reactive elements?
A
Group 18
B
Group 15
C
Group 13
D
Group 1
5) Which of the following compounds contains a total of 5 atoms?
A
Ammonia NH3
B
Water H2O
C
Methane CH4
D
Glucose C6H12O6
6) A subscript in a chemical formula tells you....
A
what the symbol for a specific element is.
B
how many total atoms of all kinds are in the compound.
C
how many different atoms there are in the compound.
D
how many atoms of a specific element are in the compound
7) How many Hydrongen (H) atoms are in water (H2O)?
A
0
B
3
C
1
D
2
8) A student observes some sugar as it is heated and burns. Which of the following observations would lead to the conclusion that a chemical reaction has taken place?
A
Heat is added to the sugar crystals
B
The temperature of the sugar increases.
C
Gas is produced and sugar turns black.
D
The sugar melts and becomes a liquid.
9) An American Starburst firework gives off red, white, and blue light. How did the fireworks manufacturer get the firework to produce three different colors of light?
A
The same chemical burned at three different temperatures.
B
The same chemical burned at three different heights.
C
There were three different chemicals burned in the explosion.
D
The chemicals in the rocket were red, white, blue.
10) The green color in an unripe banana comes from chlorophyll. As the banana ripens, the chlorophyll breaks down and reveals a yellow color. What evidence suggests a chemical reaction has occurred?
A
The change in odor.
B
The color changed.
C
The formation of light.
D
The formation of a solid.
*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?