Show:
Table Terms
Location
Groups
Period
ID the Element
100
What are the objects between metals and nonmetals called?
metalloids
100
What are the alkaline earth metals located?
group 2
100
What direction do groups go?
up and down
100
What direction do periods go?
side to side OR left to right
100
What is silicon?
This element is in group 14 and period 3.
200
What are valence electrons?
electrons in the outermost energy level
200
Where are the metalloids located on the Periodic table?
on the zigzag line
200
What group are halogens in?
group 17
200
What period has 5 energy levels?
period 5
200
What element has 3 energy levels and 5 valence electrons?
Phosphorus
300
How is the Periodic table organized
by atomic number
300
What are the elements called in groups 3-12?
transition metals
300
What group are the alkali metals in?
group 1
300
What period has the smallest atomic mass?
period 1
300
Which element has 56 protons?
Barium
400
Does the atomic mass increase or decrease as you move from left to right on the Periodic table?
increase
400
Where are the stable nonmetals located on the Periodic table?
group 18
400
How many groups are on the Periodic table?
18
400
What trend do periods show?
the number of energy levels(rings)
400
Which element has a mass of 80?
Bromine
500
What is an element?
a substance that is made entirely from one type of atom
500
What does location tell us about an element on the Periodic table?
its physical and chemical properties
500
What do groups show?
the number of valence electrons
500
What are periods similar in?
atomic mass
500
What element has a greater mass than carbon but a smaller mass than oxygen?
Nitrogen