Atomic Radius
Ionization Energy
Valence Electrons
Electronegativity
Extra Bits
100

What is atomic radius?

How big an atom is

100

What is ionization energy

amount of energy it takes for an atom to become an ion

100

What is a valence electron

Outermost electrons

100

what is electronegaativity?

ability to attract an electron

100

Where are metals on the periodic table?

to the left of the stairs

200

Which atom has the biggest atomic radius

Fr

200

Are bigger or smaller atoms easier to ionize?

Bigger

200

How many valence electrons does potassium have?

1

200

which atom is the most electronegative?

F

200

what is an octet

a full valence shell

300

What is the trend for atomic radius?

increases down and to the left

300

A larger ionization energy means what?

its harder to ionize

300

how many valence electrons does selenium have?

6

300

Which is more electronegative: P or S

S

300

The following describes what: ductile, malleable, shiny, good conductor

metal

400

Which is bigger? F or C

C

400

Which has more ionization energy? Na or Mg

Mg

400

how many valence electrons does Xe have?

8

400

Which is more electronegative: I or Br

Br

400

The following describes what: semiconductors

metalloids

500

Which is bigger: Zn or Cd

Cd

500

Which group should have more ionization energy? Group 1 or Group 18

Group 18

500

Which is more stable Br or Kr 

Kr

500

What is the electronegativity of fluorine?

4

500

Who is credited for organizing the periodic table

Dmitri Mendeleev

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