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Periodic Trends
Atomic Structure
Element Identification
Types of Elements
Periodic Table
100
What number tells you the number of protons and electrons?
Atomic Number
100

Where do the protons and neutrons reside?

Nucleus

100
What is the name of element number 1?
Hydrogen
100

The color of all metal elements is ______________, except for gold and copper

silver or gray

100

Who arranged 60 of the elements into a table in 1869?

Dmitri Mendeleev

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 17 electrons?
Chlorine
200

Metals are ______________, which means they can be pulled to create wires

ductile

200

What does periodic mean?

To be "repeated in a pattern"

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 element's symbol is K?
Potassium
300

the type of elements that come in many colors including yellow, dark red, white, and also colorless

nonmetals

300

Each row across the table is called a...?

period

400

How do scientists organize the elements on a chart?

atomic number (or number of protons)

400
What particle has a negative charge?
Electron
400
What element has the symbol Xe?
Xenon
400

True or False : Nonmetals do not have metallic luster and are poor conductors of heat and electricity.

TRUE!

400

Each column down a table is called a __________.

group

500
How many liquids are on the periodic table?
2
500
What subatomic particle is not inside the nucleus?
Electrons
500
What element has the elemental symbol Yb?
Ytterbium
500
True or False : Metalloids are very malleable and can be molded into beautiful shapes.

FALSE! Metalloids are brittle and easily shattered.

500

There are three distinct ypes of elements on the periodic table...

Metals, nonmetals, metalloids