Periodic Table
Periodic Trends
Element Identification
Element Properties
Periodic Table Facts
100

What number tells you the number of protons?

Atomic Number

100
What is the 'brain' of the atom?
Nucleus
100
What is the name of element number 1?
Hydrogen
100
What element has the symbol Xe?
Xenon
100

Rows in the periodic table are called?

Period
200

What tells you the amount of protons, neutrons, and electrons?

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 similar chemical properties to Barium?

Radium, strontium, calcium, magnesium, beryllium

200

Columns in the periodic table are known as what? What is another name for it?

Groups, family

300

What does the term 'valence electrons' mean? =

number of electrons on outermost shell

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
True or false: Periods in a periodic table tell me the amount of valence electrons

False

400

Valence Electrons show reactivity; if elements can __________ or  _____________ an _________.

Gain, lose, electron

400
What particle has a negative charge?
Electron
400
Which element has 42 as its atomic number?
Mo, Molybdenum
400

What are the properties of Metals?

Metals tend to be shiny, ductile, malleable and good conductors of thermal energy.

400

True or false: Group numbers tell me the amount of electron shells?

False

500

What is the only element found by itself on the periodic table without a group?

Hydrogen

500
What subatomic particle is not inside the nucleus?
Electrons
500
What element has the elemental symbol Yb?
Ytterbium
500

What are properties of Non-metals

They are poor conductors of electricity and heat. Many are gases.

500

Who invented the periodic table and arranged it by atomic mass? Who rearranged the periodic table by atomic number?

Dimitri Mendeleev and Henry Mosely

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