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8.5 ABC Periodic Table and Atomic STructure Flashcards | StudBud
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8.5 ABC Periodic Table and Atomic STructure
8.5 ABC Periodic Table and Atomic STructure
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Review for Checkpoint 1
Flashcards
15 cards
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Practice quiz
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Host live
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Questions
15
Answers
1
How many energy levels does it have?
11
1
3
12
2
Elements in the same group have the same_________.
reactivity
number of valence electrons
number of energy levels
number of protons
3
The smallest part of an element that has the properties of the element describes ________.
an electron
a proton
a neutron
an atom
4
How do you feel about making an 80 or above on the checkpoint?
I will pass!
I am ready to make a 100!
I will make an 80 or above!
I will need tutorials!
5
How many valence electrons does this atom have?
11
1
12
2
6
What element am I?
Lithium
Boron
Helium
Carbon
7
Which group of metals are the most reactive?
Group 2 Alkali Earth Metals
Group 1 Alkali Metals
Group 18 Nobel Gases
Group 17 Halogens
8
Which label represents groups?
1
2
9
Which property does not describe metals?
good conductors of heat and electricity
brittle
on the left side of the table
ductile, malleable
10
Which group has a full or closed outer electron shell? They are the only stable group.
Group 17 Halogens
Group 1 Alkali Metals
Group 2 Alkaline Earth Metals
Group 18 Nobel Gases
11
What do these elements have in common?
highly reactive
in the same group (column)
same number of protons
on the same period (row)
12
What group is this atom in?
12
3
11
1
13
As a result of the modern atomic theory, we know that ________.
positive charges surround negative charges.
the electrons orbit in a predictable pattern
electrons move in an electron cloud.
neutrons are positive
14
Elements in a period have the same number of ___________.
energy levels
protons
valence electrons
neutrons
15
Which two subatomic particles make up the atomic mass of an atom?
neutrons + electrons
protons + electrons
protons + neutrons + electrons
protons + neutrons
