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Valence Electrons & Periodic Table! Flashcards | StudBud
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Valence Electrons & Periodic Table!
Valence Electrons & Periodic Table!
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StudBud Administration
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This covers categories on the periodic table, some atomic structure, and valence electrons
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
How many dots would you draw around the symbol for Selenium (Atomic #34)?
16, because it's in group 16
34, because it has 34 electrons
6, because it has 6 valence electrons
4, because it has 4 occupied energy levels
2
Do Periods go up and down or do they go left to right
up and down
left to right
3
What type of element is Hydrogen?
Earth
Nonmetal
Metal
Metalloid
4
Which two subatomic particles make up the mass of an atom?
neutrons and electrons
positives and negatives
neutrons and protons
protons and electrons
5
What is the overall charge of the nucleus?
Positive
No Charge
Negative
12
6
Which of these answers is a characteristic of Non-metals?
great conductor of heat
Heavy
shiny
brittle
7
If the Atomic Number for an element is 35, how many Valence Electrons does it have?
35
5
7
21
8
If an element has conductivity that can be turned on and off, where is it on the periodic table?
Bottom
Left
On the "staircase"
Right
9
What is the overall charge of the electron cloud?
Positive
Neutral
Negative
Super Charged
10
What is the special name for the elements in group 18?
Reactive
Red Elements
Noble Gases
Noble Elements
11
How many Electrons does the first energy level hold?
8
5
2
0
12
How many elements are in group 2?
4
8
2
6
13
What are the 3 Subatomic Particles that make up an atom?
Protons, Neutrons, Electrons
Positive, Neutrons, Electrons
Protons, Neutrons, Negative
Protons, Neutral, Electrons
14
What charge does a proton have?
proton
negative
positive
neutral
15
What do Valence Electrons determine?
How heavy an atom is
The size of an atom
reactivity of an atom
identity of an element
16
Electrons on the outermost energy level are called what?
Noble Gases
valence electrons
Neutrons
electrons
17
If an element is shiny and conductive, but not very reactive, what category would it belong to?
Metalloids
Transition metals
Noble gases
Alkali metals
18
Name the 3 Types of Elements on the Periodic Table.
Rock, Classic Rock, Heavy Metal
Metals, Non-Metals, Metalloids
Metals, Meteors, Gas
Metals, Shiny, Dense
19
How many valence electrons are present in elements that react in the same proportions as Aluminum (Al)?
2
3
5
1
20
What do the elements sharing a group on the periodic table usually have in common?
Number of Valence Electrons
The number of energy levels
The number of elements
The number of atoms
21
How many Valence Electrons does Lead (Pb; Atomic # 82) have?
6
4
2
7
22
How many valence electrons do the elements in Group 15 have?
7
5
6
2
23
If the atomic number for an element is 17, how many protons and electrons does it have?
17 protons & 18 electrons
10 protons and 7 electrons
17 protons & 35 electrons
17 protons & 17 electrons
24
Metals are located on which side of the periodic table?
top
on the "staircase"
left
right
25
Where are Protons located in the atom?
Electron Cloud
Neutron
Nucleus
Positive
26
If an atom has 1 valence electron, what does it have a tendency to do?
it shares valence electrons
nothing
give its valence electron away
take valence electrons from others
