Show:
That Bearded Guy
Periods
Groups Galore
Stay Classy
So Trendy
100
What was the name of that bearded Guy
Dmitri Medeleev
100
How many periods are there?
7
100
How many groups are there?
18
100
How many classes are there?
3
100
Name a property that has a trend from left to right on the periodic table
Size, reactivity, charge, or class
200
There were 63 of these on the first periodic Table?
Elements
200
According to Periodicity, properties of the elements in a period change in a __________
pattern
200
What is the name of the group that has Carbon in it?
The carbon group
200
Which class contains shiny elements?
Metals
200
Where would you find the LEAST reactive elements? NOT including the noble gasses!
in the Middle of the periodic table.
300
Dmitri Mendeleev put elements in order by increasing atomic_______
Mass
300
Which period has the Least number of Elements
1
300
What is the name of Group 1
Alkali metals
300
Which class contains brittle elements usually?
Non-metals
300
Where would you find the smallest elements?
On the right side of the table
400
About how many years ago did Dmitri Mendeleev make his Periodic Table? (within 50 years)
about 150
400
Which period would have a higher density: 1 or 5?
5
400
Which group does not react?
The noble gasses
400
Which class of elements has variable or unknown properties
Metalloids
400
Where would you find the most reactive elements on the periodic table
Near the edges or the alkali metals
500
How many elements did Dmitri hypothesize hadn't been found yet on his Table?
3
500
Period number is equal to how many ___________ the element has
electron shells
500
How many groups are made up of basically gasses only
2 (halogens and noble gasses)
500
Which class has good conductors of Electricity and Heat?
metals
500
Put these in order from smallest to largest: K, Xe, Cu
Xe, Cu, K