Show:
Trends on the Table
Elements
Identify the Element
Vocabulary
Random
100

The amount of energy required to remove the most loosely bound electron is known as this.

What is first ionization energy?

100
The mass number of an element shows __.
What is protons and neutrons?
100
I am a noble gas with 2 electrons in my outer energy level.
Who is Helium?
100
The ability to be hammered into sheets is known as ___.
What is malleability?
100

The distance between the nucleus and valence electrons is known as

What is atomic radius?

200

Electronegativity is defined as this.

What is the attraction that an atom has for electrons within a chemical bond?

200

The atomic number of an element shows ___.

What is the number of protons?

200

I am the element in period 3 and group 13.

Who is Aluminum?

200
Can be drawn into wires
What is ductile?
200
___ are usually gases or brittle solids at room temperature.
What are nonmetals?
300

As you move from top to bottom in group 1, the atomic radius does this.

What is increases?

300

Which metal is liquid at room temperature? Which nonmetal is at room temperature?

What is mercury? What is bromine?

300
I have the smallest mass of the elements in the most reactive nonmetal group.
Who is Fluorine?
300
Elements that have both properties of nonmetals and metals.
What are metalloids?
300
Two atoms of the same element combined in a covalent bond.
What are diatomic molecules?
400

As you move from left to right within period 2, the first ionization energy does this.

What is increases?

400

What are the elements in group 8A or 18 called and why are they considered relatively unreactive?

What are noble gases and full outer energy levels?

400
I am a very unstable, radioactive element in the group of the most reactive metals.
Who is Francium?
400
The type of bonding that occurs when there are positively-charged ions in a sea of electrons.
What is metallic bonding?
400
Who first arranged the periodic table according to increasing mass number?
Who is Dmitri Mendeleev?