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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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Physical Science course
Flashcards
20 cards
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Questions
20
Answers
1
What has the smallest atomic radius.
Lithium
Nitrogen
Fluorine
Boron
2
How many electrons fit into the second energy shell?
2
10
8
18
3
What phase of matter is likely for the elements shown?
gas
liquid
solid
4
What phase of matter is likely for the elements shown?
liquid
solid
gas
5
What type of elements are highlighted?
metals
non-metals
metalloids
transition metals
6
The long, middle part of the table, from group 3 to 12, lists ...
transition metals
heavy metals
non-metals
alkali metals
7
What has the smallest atomic radius?
Chlorine
Astatine
Fluorine
Bromine
8
Name two noble gases.
Magnesium, calcium
Chlorine, fluorine
Argon, helium
Sodium, potassium
9
How many electrons fit in the first energy shell?
18
2
8
10
10
Name two halogens.
Fluorine, chlorine
Argon, helium
Sodium, potassium
Nitrogen, oxygen
11
How many valence electrons does carbon have?
4
8
1
2
12
Name two elements in period 1.
Chlorine, Fluorine
Potassium, Carbon
Hydrogen, Helium
Lithium, Beryllium
13
What are valence electrons?
Electrons in the outermost energy level.
Electrons in the lowest energy level.
The electrons that an ion loses.
All the electrons.
14
What happens when an atom loses or gains electrons.
It becomes an ion.
It becomes an isotope.
It becomes unstable.
The nucleus gains protons.
15
The difference between metals and non-metals is ...
metals are toxic.
metals are more reactive.
metals hold tightly to electrons.
metals don't hold electrons as tightly.
16
A neutral atom of fluorine has 9 electrons. How many energy levels (shells) are used?
1
3
2
4
17
What type of elements are highlighted?
metals
gases
transition metals
metalloids
18
What type of elements are highlighted?
metals
metalloids
gases
non-metals
19
Who do we credit with the modern periodic table arrangement?
Bohr
Rutherford
Mendeleev
Mendel
20
Name two group 1 elements.
Chlorine, fluorine
Argon, helium
Oxygen, nitrogen
Sodium, potassium
