stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Periodic Table Organization and Discovery Flashcards | StudBud
Explore
/
Periodic Table Organization and Discovery
Periodic Table Organization and Discovery
20 terms
·
StudBud Administration
·
101 plays
Periods, groups and basic trends.
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
Who is credited with organizing the first periodic table?
Thompson
Bohr
Mendeleev
Mosely
2
Identify me: I am a metalloid often used solar panels.
As
Ge
Si
Sb
3
These elements make up the center of the periodic table
Transition elements
Lanthanide elements
Non-metal elements
Metalloid elements
4
Why are the noble gases so unreactive?
They have a high electronegativity
They have a full valence electron shell
They are nonmetals
They have the most protons in their nucleus
5
The vertical columns are known as:
Either families or groups
Periods
Families
Groups
6
Another name for the noble gases is:
Inert
Group 8
Unreactive
Lanthanides
7
Elements in a period have ____________ properties.
Different
Similar
8
Horizontal rows are known as:
Either Rows or Groups
Groups
Periods
Rows
9
An element with only 1 or 2 valence electrons will...
Always be a nonmetal
Become unstable
Want to lose electrons
Want to gain electrons
10
Where are the Alkaline Earth Metals located?
Group 1
Group 17
Group 3
Group 2
11
Identify me: I am a liquid at room temperature.
O
Cl
Br
I
12
Why are all the Alkaline Earth Metals so reactive?
They are all in group II A
They all lose electrons readily
All of the above
They all have only 2 valence electrons
13
What is the most reactive non-metal group on the table?
Nobel Gases
Alkali Metals
Alkaline Earth Metals
Halogens
14
Why did Mendeleev's table hold so much appeal for scientists?
He left spaces for undiscovered elements
He organized it according to increasing atomic number
All of the above
He listed all the elements
15
Which "family" is in group 17?
Other nonmetals
Alkali metals
Nobel gases
Halogens
16
Where on the table are the nonmetals?
Left of the stair step
Both sides of the stair step
Right of the stair step
17
Most of the elements on the periodic table can be classified as:
Nonmetals
Metals
Gases
Radioactive
18
Which family of elements is located on the "stair step"?
Metalloids
Other metals
Other nonmetals
Nobel gases
19
Identify me: I am a non-metal with 2 energy levels and 5 valence electrons.
N
C
V
P
20
Which group of elements reacts the
most
violently
with water?
Noble Gases
Alkaline Earth Metals
Alkali Metals
Halogens
