DMV
Isotopes
Bohr and Lewis
Periodic Table
100
An object whose density is 10 g/mL has a volume of 0.5 L. What is its mass?
5000.0 g
100
What is the isotope name for the most common form of helium?
Helium-4
100
What is the largest state in the U.S.?
Alaska
100
This cold-weather sport uses a broom during play
Curling
200
At 20o C, the density of an element is 25.6 g/cm3. What volume of this element would have a mass of 1.75 g?
0.07 cm3
200
Eggman is the enemy of who?
Sonic the Hedgehog
200
What is the smallest state in the U.S.?
Rhode Island
200
Of the alkaline earth metals (group 2), which has the largest nucleus?
Radium (Ra)
300
What are the units for mass, volume, and density?
M = g
V = mL or cm3
D= g/mL or g/cm3
300
HOW does an atom become a cation?
When it loses electrons and then has an overall positive charge.
300
A calcium atom needs to lose ______ electrons to achieve a stable octet.
2
300
What period is Francium in?
Period 7
400
Who is the most decorated Olympic athlete of all time?
Michael Phelps
400
What is the isotope symbol for promethium-147?
400
The kingdom of Hyrule is the main land in this video game.
The Legend of Zelda
400
Complete this sentence: "All the elements in group 14 on the periodic table have..."
"... the same number of valence electrons, which is 4."
500
What is the formula for mass?
M=DV
500
An atom has 8 protons, 7 neutrons, and 12 electrons. What is the net charge on this atom?
4-
500
Draw a Lewis Dot Diagram of a bismuth ion.
Neumann has to show you this answer
500
What group is aluminum in?
Group 13