Show:
Location
Charge and Mass
Mass and Atomic Number
Finding atoms based on Rows/Columns
Misc.
100
Where are protons located?
Inside the nucleus
100
What is the mass of a proton?
1 amu
100

What is mass number?

The total number of Protons & Neutrons

100

Where Row/Column would you find Nitrogen in?

Row 2

Column 5

100

T/F: You can change an atom's mass number by changing the number of protons in the atom.

False - Protons cannot change for an atom, but the number of NEUTRONS can change.

200
Where are electrons located?
outside the nucleus
200

What is the mass of an electron?

Virtually 0

200
what is the formula used to find mass number?
Protons + Neutrons = Mass Number
200

What Row/Column would you find Magnesium in?

Row 3

Column 2

200

Where did Mrs. Hellebusch and I go to high school?

Washington High School

300
where are neutrons located?
Inside the nucleus
300
What is the charge on electrons?
Negative
300
What is the Atomic Number equal to?
The number of protons
300

What Row/Column would you find Antimony (Atomic Number = 51) in?

Row 5

Column 5

300

What element has an atomic number of 34. You can just write the symbol.

Selenium (Se)

400

What subatomic Particles are located in the nucleus?

protons and neutrons

400
What is the charge on protons?
Positive
400
What is the Mass number of oxygen
16
400
how many protons are there in O-87
8 protons
400

What is Sulfur's Atomic Mass?

Row 3

Column 6

32

500
Are electrons ever in the nucleus?
No
500
Neutrons have what kind of charge?
They have no charge, they are neutral
500
What is the atomic number of sodium?
11
500

What element/symbol is found in...

Row 7

Column 1

Francium (Fr)

500

T/F: Electrons have a -1 charge and are found in the nucleus of an atom

False, Electrons do have a -1 charge, BUT are found OUTSIDE of the nucleus in the energy levels/orbits.