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Periodic Table
Periodic Trends
Element Identification
Element Identification 2
Electron Shells
100
What number tells you the number of protons and electrons?
Atomic Number
100
What is the 'brain' of the atom?
Nucleus
100

What is the name of element number 52?

Tellurium

100
What element has the symbol Xe?
Xenon
100

How many electron shells does Arsenic have?

4

200
How do you figure out the number of neutrons?
Subtract the atomic number from the atomic mass
200
What particle has a positive charge?
Proton
200
What element has an atomic mass of 238.
U, Uranium
200
What element has 17 electrons?
Chlorine
200

How many electrons shells does Radon Rn have?

6

300
How do you find an element's atomic mass?
Add the number of neutrons and the number of protons together
300
What particle has no charge?
Neutron
300
What is the name of the element with the elemental symbol Zr?
Zirconium
300
What element's symbol is K?
Potassium
300

How many Valence Electrons does Sulfur have? 

6

400
How many liquids are on the periodic table?
2
400
What particle has a negative charge?
Electron
400
Which element has 42 as its atomic number?
Mo, Molybdenum
400
What element is a gas with 22 neutrons?
Argon
400

How many Valence Electrons and electron shells does Fluorine (F) have? 

7,2

500

What does the term 'valence electrons' mean? (2 things)

number of electrons on outermost shell, the electrons that are shared and transferred.

500
What subatomic particle is not inside the nucleus?
Electrons
500

What element has the elemental symbol Yb?

Ytterbium

500

What element is a solid named after a state with 253 neutrons?

Californium

500

Answer these three questions for the element K Potassium

-How many Neutrons does it have?

-How many Electron shells

-How many Valence Electrons

- 20 Neutrons

- 4

- 1 Valence Electron