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Atoms, Elements, and Periodic Table Flashcards | StudBud
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Atoms, Elements, and Periodic Table
Atoms, Elements, and Periodic Table
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1
Protons
Mass-Protons
Protons + Neutrons
Positive, inside nucleus
2
How is the periodic table organized?
protons
friendships
Name
3
Valence electrons
Gain electron
All of the above
Share electron
Lose electron
4
what is the Bohr diagram?
A diagram that shows all the neutrons
A diagram that shows all the protons
An irrelevant diagram
A diagram that shows all the electrons
5
Find mass (regular)
Mass-Protons
Protons + Neutrons
Neutral, inside nucleus
6
The atomic number, or ________ number, is the described as the number of _________ in the nucleus of an chemical element
photon, photon
neutron, neutrons
proton, protons
7
The periodic table organizes elements according to INCREASING
valence number
atomic number
energy level
8
Electrons are modeled using a "cloud" around the nucleus because they
an not be precisely located.
exist in many places at once.
travel at the speed of light.
9
Which of the atoms shown has an atomic number of 10?
C
B
A
D
10
Find neutrons
Mass-Protons
Neutral, inside nucleus
Smallest particle
11
Who Created the Bohr Model of the Atom?
James Chadwick
Taylor Swift
Justin Beiber
Niels Bohr
12
This is a Bohr model of which element?
Neon
Oxygen
Hydrogen
Carbon
13
Chlorine atoms and Sodium atoms are the same.
True
False
14
what is a periodic table
noun Chemistry
😁
a table of the chemical elements arranged in order of atomic
15
Mg represents the element
magnesium.
molybdenum.
16
Protons=
Masses of Atoms
Atomic number
Neitrons
17
Atom
Neutral, inside nucleus
Smallest particle
Mass-Protons
18
Elements are recognized by their chemical symbols, Which of the following is not an element?
Fe
OH
Mg
O
19
In writing an element's symbol the first letter is always ________________ and the second letter is ____________________
capital, lowercase
lowercase, capital
capital, capital
20
The atomic number is considered a unique atom and element identifier. Describe the associated subatomic particle, and ho
The proton number remains constant through changing the atomic charge
As the atom absorbs photons
The number of electrons changes in a unique way as the charge on the atom
21
Consider the chart describing the element. According to the chart, the element is _______ with an atomic number of _____
lithium; 5
lithium; 3
lithium; 8
22
How many valence electrons are in this bohr model of Hydrogen?
1
0
23
In a neutral atom, the number of protons _____________ the number of electrons.
less than
greater than
zero
equal to
24
What are valence electrons?
the electrons in the innermost energy level
the electrons in the outermost energy level
25
What Did Bohr Refer to The Energy Levels As?
Shells
Borders
Rims
Crust
26
What determines the name of an element?
atomic letters
atomic number
atomic mass
bonding
27
13 protons and 18 electrons is considered what type of ion?
negative
positive
neutral
28
Helium, neon, and argon are examples of
noble gases
non-metals
metals
29
Everything is made out of atoms.
Wrong
I don't know
Correct
Maybe
30
An atomic nucleus is composed of
PROTONS AND NEUTRONS
PROTONS AND ELECTRONS
PROTONS ONLY
31
Neutrons
Mass-Protons
Neutral, inside nucleus
Protons + Neutrons
32
Atoms can be created AND can be destroyed.
True
False
33
Element
Found on Periodic Table
Protons + Neutrons
Smallest particle
