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Periodic Table
Atoms
Element Identification
Element Identification 2
Types of Elements
100
This is how many elements we have on our Periodic Table. (Exact number)

118

100

This is the smallest part of an element that still has the characteristics of the element.

Atom

100
What is the name of element number 1?
Hydrogen
100
What element has the symbol Xe?
Xenon
100

This kind of element is usually brittle or a gas, and are not good conductors of electricity or heat.

Nonmetals

200

This is the most important number in the element's periodic table entry. It tells how many protons the element has.

Atomic Number

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

This kind of element has some of the properties of metals and some properties of nonmetals.

Metalloids

300

This number is bigger than the atomic number and is usually at the bottom of the entry for the element.

Atomic Mass/Weight

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

This type of element is usually a good conductor of heat and electricity and can be hammered into sheets or made into wires.

Metals

400

This is the abbreviation for the element.

Atomic Symbol

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

These are special elements that are on the far right hand side of the periodic table. They have a special name.

Noble Gasses

500

This is the scientist who first developed the Periodic Table of Elements.

Dmitri Mendeleev

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

What element has the elemental symbol W?

Tungsten

500
What element is a sold named after a state with 253 neutrons?
Californium
500
What are two things that are unique about Noble Gasses?

*They have full electron shells

*They don't bond (combine) with other elements