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