particles
The subatomic particles that are located in the nucleus are:
Protons and Neutrons
Which two subatomic particles make up the mass of an atom?
Protons and neutrons
What is the atomic number for Na?
11
1. Aluminum
2. Calcium
3. Argon
4. Aluminum
3. Argon (get it? Are Gone)
Which element has the lightest, smallest atoms?
Hydrogen
Which particle has a negative charge?
Electron
How do you find the number of neutrons in an atom?
Atomic mass minus atomic number
What is the symbol for the element with 74 protons?
W
This element is half of a dime.
Nickel
How many electrons for on the first ring?
2
How many electrons can fit in the second ring of the the electron cloud?
8 electrons
What is the atomic mass of oxygen? (round to the nearest whole number)
16 amu
What is the symbol for the element with 53 electrons?
I
The name of an old Nickelodeon show that has an atomic word in it.
Jimmy Neutron
Miss Floerke’s first name G_ _ _ _. Which two elements have symbols that would complete the spelling of her first name?
Radium, Cerium
The atomic number will tell you the number of _______ or ______ in an atom
Protons or electrons
How many neutrons are in element #24, Chromium? (Remember to round to the nearest whole number)
28 neutrons
Name any element with an atomic number less than 20 that has the same number of protons and neutrons
Helium, Carbon, Nitrogen, Oxygen, Neon, Magnesium, Silicon, Sulfur, Calcium
If I wanted to call someone CuTe, which two elements would I need?
Copper and Tellurium
The day I wore my bald cap, people didn’t think I was Dr. Jensen. Instead, MANY students thought I was dressed as this famous fictional chemistry teacher.
Walter White (from breaking bad)
What is the weight of a proton?
1 amu (atomic mass unit)
How many neutrons are in one atom of gold?
118
Which element is in group 4, period 5?
Zirconium
If you are Fe-male, what superhero are you?
Iron Man
Matter or Energy