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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' of the atom?
Nucleus
100
The ion that has more protons than neutrons

Cation

100
What element has the symbol Xe?
Xenon
100

How many valence electrons does the element Flourine have?

7

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

Ion that has more neutrons than protons

Anion

200
What element has 17 electrons?
Chlorine
200

How many electrons fit on the 1st energy level?

2
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
Figure out the number of electrons on each energy level for NEON
2) 8)
400

The term where you have an element with more neutrons than protons

Isotope

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
What is the Octet rule?

2-8-8

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

How many energy levels will phosphorus have?

3 energy levels

500
What element has the elemental symbol Yb?
Ytterbium
500
What element is a sold named after a state with 253 neutrons?
Californium
500
What is an electron cloud model?
The electrons around the nucleus spinning so fast it looks like a cloud