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

What contains most of the mass of the atom?

Nucleus

100

What is the name of element number 1?

Hydrogen

100
What element has the symbol Xe?
Xenon
100

Name the elements and number of atoms in the compound CO2

Carbon = 1, Oxygen = 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

Name the elements and number of atoms in the compound LiO3

Lithium= 1, Oxygen= 3

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

Name the elements and number of atoms in the compound NHCl2

Nitrogen= 1, Hydrogen = 1, Chlorine = 2

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

Name the elements and number of atoms in the compound  2(FeO2)

Iron= 2, Oxygen= 4

500

What are the three categories that make up the Periodic Table? 

What are metals, nonmetals and metalloids?

500
What subatomic particle is not inside the nucleus?
Electrons
500
What element has the elemental symbol Yb?
Ytterbium
500
What element is a sold named after a state with 253 neutrons?
Californium
500

Name the elements and number of atoms in the compound  3(C6H12O6)

Carbon =18, Hydrogen= 36, Oxygen = 18

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