stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Atomic Structure & The Periodic Table Flashcards | StudBud
Explore
/
Atomic Structure & The Periodic Table
Atomic Structure & The Periodic Table
27 terms
·
StudBud Administration
·
142 plays
STAAR Periodic Table Review #8thgradestaarreview #texas #8thgradescience
Flashcards
27 cards
F
Practice quiz
P
Host live
L
Questions
27
Answers
1
Where are electrons found?
only in metalloids
in the electron cloud
inside the nucleus
in the center of the atom
2
True or False? Neutrons have no charge
False
True
3
Which two subatomic particles have the most mass?
protons and neutrals
protons and neutrons
protons and electrons
electrons and neutrons
4
Which subatomic particle determines the identity of an element?
neutron
electron
proton
ultron
5
How do we find the number of neutrons in the nucleus of an atom?
atomic mass plus atomic number
atomic number minus atomic mass
atomic mass minus atomic number
6
What is the charge of the NUCLEUS of this atom?
+ 9
+ 4
+ 5
0
7
Where do you look for elements that have similar properties and reactivity?
period - they have the same # of energy levels
group/family - they have the same # of valence electrons
8
How many electrons can each energy level hold?
2, 4, 6
2, 6, 8
4, 8, 8
2, 8, 8
9
Which of these elements reacts similarly to the element shown?
Boron
Aluminum
Carbon
Phosphorus
10
Which of the following can be broken down into a simpler substance?
iron
water
helium
chlorine
11
These three elements react similarly because they have the same number of...
energy levels
valence electrons
electrons
neutrons
12
An atom usually has what kind of charge?
Bananas
Negative
Positive
Neutral
13
What group on the periodic table has a full outer energy level and is the MOST stable?
13 (3A)
1 (1A)
18 (8A)
2 (2A)
14
Where are protons and neutrons found in an atom?
Neons
Nucleus
In the Shells
On the Periodic Table
15
Protons determine identity of an element. Which subatomic particle is equal to # of protons?
none
neutrons and electrons
electrons
neutrons
16
What do elements in the same period have in common?
# of protons
properties
atomic mass
# of energy levels
17
Where is all the MASS of an atom found?
the electron cloud
in the neutrons
the protons and electrons
in the nucleus
18
True or False: Hydrogen is an Alkali Metal
False
True
19
Dull, brittle, non-malleable, non-ductile, and poor conductors all describe...
transition metals
alkali metals
nonmetals
metalloids
20
What side of the periodic table has shiny, malleable, good conducting elements?
middle and right
stair step
right
left and middle
21
The atomic number is on ______ and atomic mass is found on the ________.
bottom and top
top and bottom
left and right
right and left
22
The yellow subatomic particle pictured here...
has no mass and a negative charge
has no mass or charge
has a large mass and a positive charge
has a large mass but no charge
23
Which element has one more proton than Gold Au?
Silver Ag
Thallium Tl
Plutonium Pt
Mercury Hg
24
An element's reactivity is determined by its number of...
energy levels
protons and neutrons
protons only
valence electrons
25
Which of the following elements has similar properties and reacts similarly to Nitrogen (N)?
Phosphorus (P)
Carbon (C)
Sulfur (S)
Oxygen (O)
26
Period numbers equal number of _____ in a Bohr Model.
valence electrons
energy levels in electron cloud
protons and neutrons
classes in a school day
27
How many neutrons does one atom of Aluminum Al have?
14
26
27
13
