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Periodic Table
Periodic Trends
Element Identification
Element Identification 2
Electron Configuration
100
What number tells you the number of protons and electrons?
Atomic Number
100

What is the 'brain' or middle of the atom?

Nucleus

100

Draw the dot structure for element Se

6 valance electrons 

100
What element has the symbol Xe?
Xenon
100
How many electrons fit on the first energy level?
2
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 fit on the second energy level?

8


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 protons does Lead(Pb) have

82

400

How many valance electrons does Iodine (I) have?

7

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

Which element has 14 electrons?

Silicon

500
What does the term 'valence electrons' mean? (2 things)
number of electrons on outermost shell, tells how reactive an element is
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 153 neutrons?

Californium

500

What is an electron cloud?

The place that electrons can be found around the nucleus