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

What is the center of the atom?

Nucleus

100

What is the name of element number 1?

Hydrogen

100
What element has the symbol Xe?
Xenon
100

which group has 8 valence electrons 

noble gases or 18th

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

which group has 1 valence electron

alkali metals or group 1

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

which group is the most reactive in the periodic table

alkali metals

400

How many liquids are on the periodic table?

6

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
which non metal is the most reactive

halogen

500
What does the term 'valence electrons' mean? (2 things)
number of electrons on outermost shell, tells how reactive an element is
500
What subatomic particle is not inside the nucleus?
Electrons
500
What element has the elemental symbol Yb?
Ytterbium
500

What element is named after a state with 153 neutrons?

Californium

500

glucose has the chemical formula c6h12o6 so how many carbons does it contain

6

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