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Periodic table review #2 Flashcards | StudBud
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Periodic table review #2
Periodic table review #2
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#periodictable #8science #science #atom #grade8
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Non-metals are more reactive as you go ___________ the periodic table
Across
Down
Up
2
Elements in the periodic table are arranged by...
Mass number
Atomic number
Number of neutrons
3
Magnesium and sulfur belong in period
3
2
1
4
4
The columns of the periodic table are called groups
True
False
5
Ductile
means...
stetched into wire
can be flattened into sheets
the metal is brittle
6
Noble gases are...
Only found in period 3
Not reactive
Group 19
7
The atomic number of an element tells you the number of _____ in a neutral atom.
Neutrons
Protons
electron shells
8
Which element does NOT have a full outer shell
Helium
Beryllium
Krypton
Neon
9
This element has 4 electrons in their outer shell
Potassium
Phosphorous
Beryllium
Carbon
10
Which of the following is NOT a property of a metal
Good conductor of heat
Solid at room temperature
Insulator
Malleable
11
Group 1 elements are called...
Alkaline earth elements
They don't have a name
Noble gases
Alkali Metals
12
This element is found in period 6
Boron
Iron
Barium
Helium
13
Which of the following are dull and brittle...
Metalloids
Metals
Non-metals
14
How many known elements are found on the periodic table.
92
10
200
118
15
The rows of the periodic table are called periods.
True
False
16
Metals are more reactive as you go ________ the periods
Across
Up
Down
17
Metals
are found on the __________ side of the periodic table.
Left
Middle
Right
18
Chlorine is a __________ at room temperature.
Liquid
Solid
Gas
19
This element has 17 electrons
Fluorine
Sodium
Chlorine
Sulfur
20
What is the name of this group?
Alkali metals
Noble Gases
Alkaline earth metals
Halogens
