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Valence Electrons and Reactivity + The Periodic Table of the Elements + Structure of an Atom Flashcards | StudBud
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Valence Electrons and Reactivity + The Periodic Table of the Elements + Structure of an Atom
Valence Electrons and Reactivity + The Periodic Table of the Elements + Structure of an Atom
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1
Rhobidium (Rb) has how many shells (energy levels)?
4
7
5
3
2
Atoms are the basic building blocks of ordinary matter.
True
False
3
What charge do
protons
have?
No charge
Positive charge
Negative charge
4
Which subatomic particle determines an
elements identity
?
Nucleus
Electrons
Neutrons
Protons
5
The Atomic Mass of an atom is approximately equal to the number of _______ plus _______.
Protons + Electrons
Nucleus + Orbitals
Protons + Neutrons
Electrons + Neutrons
6
Look at the image, what is the atomic number?
35
Cu
29
63.546
7
The _________ can be found on the zigzag, diagonal line towards the right hand size of the table.
Metals
Metalloids
Nonmetals
Transition Metals
8
The Element Symbol of Silver
Ag
As
Si
S
9
Oxygen (O) has how many energy levels (shells)?
4
2
3
1
10
Give the Element symbol for Argon.
Ar
As
A
Ag
11
Give the Element symbol for Iodine
Id
Fe
I
Au
12
Which of these things are
NOT
listed in the periodic table?
Element Name & Symbol
Atomic Mass
Atomic Number
Atomic Orbital Radius
13
The Periodic Table groups similar ________ together.
Symbols
Atomic numbers
Elements
Chemists
14
Nitrogen's elemental symbol is ________.
Na
N
Tg
Ni
15
Period numbers are found....
On the right side of the periodic table by each row
At the top of the periodic table above each column
On the left side of the periodic table by each row
At the bottom of the periodic table underneath each column
16
Group numbers are found....
On the left side of the periodic table by each row
At the bottom of the periodic table underneath each column
On the right side of the periodic table by each row
At the top of the periodic table above each column
17
Look at the image, How many electrons are there?
Cu
63.546
29
35
18
Fluorine (F) is more reactive than Beryllium (Be)
False
True
19
Reactivity....
Increases down a group and decreases across a period to the right
Decreases down a group and increases across a period to the right
Decreases down a group and decreases across a period to the left
Increase down a group and increases across a period to the left
20
What is a
valence electron
?
Electrons on the outermost shell, or energy level, of an atom.
Electrons on the first shell, or energy level, of an atom.
Protons on the outermost shell, or energy level, of an atom.
Electrons in the nucleus of an atom.
21
Argon (Ar) is less stable than Sodium (Na)
True
False
22
Carbon has an atomic number of 6, the number of electrons in a neutral atom would be.......
12
6
4
23
What are the
three basic parts
that make up an atom?
Nucleus and orbitals
Gold, Oxygen, and Mercury
Protons, Neutrons, and Electrons
Only electrons
24
What charge do
electrons
have?
Negative charge
Positive charge
No charge
25
The electron cloud surrounds the nucleus and contains the protons.
False
True
26
Look at the image, What is the elements symbol?
I have NO idea?
Copper
Cu
C
27
The rings of an electron cloud are also referred to as
Air
Rings or shells
Cloud or orbitals
Orbitals or shells
28
A proton is equal to one atomic mass unit (1 amu).
False
True
29
How many valence electrons does Calcium (Ca) have?
5
10
4
2
30
What is the element for the symbol Na?
Iron
Gold
Sodium
Silver
31
An electron is equal to 1/2000 atomic mass unit (amu).
False
True
32
The horizontal rows on the periodic table are called ________?
Family
Groups
Periodicity
Periods
33
Neon (Ne) is more stable than Lithium (Li)
False
True
34
Look at the image, How many protons are there?
63.546
35
29
Cu
35
What charge do
neutrons
have?
Negative charge
Positive charge
No charge
36
Most metals are _______ at room temperature.
Gas
Solid
Liquid
Vapor
37
Helium
only has
2 valence electrons
even though it is in group 18 (8 electrons).
True
False
38
The elemental symbol always consists of capital letters whether it's one letter or two (ex. CL)
True
False
39
The
nucelus
of an atom contains
Neutrons and electrons
Electrons and protons
Protons and neutrons
Protons only
40
How many
valence electrons
does
Boron
have?
3
5
1
2
41
Give the Element for the symbol Cu
Carbon
Gold
Citrine
Copper
42
A neutron is equal to 2 atomic mass units (2 amu).
True
False
43
Which side of the periodic table of elements wants to gain valence electrons?
Left
Right
44
The
period numbers
are the
same number of energy levels, or shells,
for that row.
False
True
45
Luster, Conductive, Malleable, Ductile are all words to describe ________.
Nonmetals
Elements
Metalloids
Metals
46
You will find metals on the far right column of the periodic table?
False
True
47
The
group number
on the periodic table is the
same number of valence electrons
for that column.
False
True
48
The Atomic Number is equal to the number of _______ in an atom
Electrons
Atomic Mass Unit
Protons
Neutrons
49
Look at the image, How many neutrons are there?
34
35.45
35
34.546
50
Which side of the periodic table of elements wants to lose their valence electrons?
Right
Left
51
Dull, Brittle, Non-conductive are words that describe _________
Transition Metals
Metals
Nonmetals
Metalloids
52
Magnesium (Mg) is more reactive than Carbon (C)
True
False
53
The element symbol Au is.....
Silver
Aluminum
Gold
Sodium
54
Give the Element symbol for Sodium
Batman
S
Na
So
55
Look at the image, what is the atomic mass?
35
Cu
29
63.546
56
The vertical columns on the periodic table are called.......?
Elements
Periods
Families
Groups
57
Hydrogen is a __________
Metal
Nonmetal
Transitional Metal
Metalloid
58
Elements in the same group have....
Similar atomic numbers
Similar chemical properties
Similar atomic masses
