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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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Focus on #nonmetals and #metals. #science #chemistry #elements #atoms #biology
Flashcards
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Questions
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Answers
1
A metalloid has properties of __________.
Metals
Both metals and nonmetals
Neither metals nor nonmetals
Nonmetals
2
Metalloids are __________.
Liquids
Very reactive
Somewhat reactive
Not reactive
3
Which element is not grouped with the other nonmetals(on the left side of the periodic table)?
Oxygen
Hydrogen
phosphorus
Helium
4
How many electrons does iron(Fe) have?
25
56
27
26
5
How many protons does oxygen(O) have?
8
16
9
7
6
How many neutrons does potassium(K) have?
19
21
5
15
7
Halogens are __________.
Very reactive
Not useful
Somewhat reactive
Not reactive
8
What are metalloids'
most useful
property?
Electric conductivity
Brittle
Solid
Hard
9
Nonmetals have a __________ luster.
High
None of the above
Low
Medium
10
Which group makes up most of the periodic table?
Nonmetals
Metals
Noble gases
Metalloids
11
All metalloids are __________ at room temperature.
Gases
Solids
Liquids
Plasma
12
The carbon family lies in group __________.
1
18
7
14
13
Nonmetals are __________.
Dull and brittle
Ductile
Good conductors of heat and electic current
Malleable
14
Noble gases are __________.
None of the above
Very reactive
Somewhat reactive
Not reactive
15
Most nonmetals are found at the __________ of the periodic table.
Left
Right
Top
Bottom
16
A molecule made up of two atoms are called __________.
Metalloid
Diatomic molecule
Nonmetal
Halogen
17
Which two elements are the only nonmetals in the nitrogen family?
Phosphorus and arsenic
Nitrogen and carbon
Nitrogen and phosphorus
Nitrogen and palladium
18
Substances that can conduct electric current in some circumstances but not other circumstances.
Noble gases
Halogens
Diatomic molecules
Semiconductors
19
Metalloids are found on the _________ of the periodic table.
Top
Stairs
Bottom
Left side
