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Periodic Table
Periodic Table
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Periodic Table Groups
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Second group of the periodic table.
transition metals
alkaline earth metals
alkali metals
noble gases
2
Most elements are___.
liquids
nonmetals
metals
noble gases
3
The periodic table is arranged in ABC order.
True
False
4
How many neutrons are in Aluminum?
3
13
27
14
5
Elements at the bottom were pulled out to keep the table from being too long; the first row
lanthanides
alkaline earth metals
alkali metals
actinides
6
Indicates the number of valence electrons that an atom has.
Group Number
Row/Period Number
7
Elements in groups 3 - 12 are called
alkaline earth metals
transition metals
halogens
noble gases
8
How many groups are in the periodic table?
8
9
7
18
9
A noble gas with 6 energy levels
Xe
At
Rn
K
10
How many valence electrons does Magnesium have?
1
3
2
4
11
Why was Mendeleev's periodic table so profound?
He arranged them in ABC order
He arranged them in order of increasin atomic number
He arranged them by solids, liquids and gases
He left blank spaces for undiscovered elements
12
Elements that touch or border the zigzag line are classified as ___.
metalloids
noble gases
metals
nonmetals
13
Metals are good conductors of electricity and heat.
False
True
14
How many periods does the Periodic Table have?
9
8
18
7
15
Indicates the number of energy levels that an atom has.
Group Number
Row/Period Number
16
First group in the periodic table
noble gases
alkali metals
alkaline earth metals
transition metals
17
Which group contains only nonmetals?
alkali metals
transition metals
actinides
noble gases
18
Which of the following elements is the largest in atomic size?
Strontium
Beryllium
Magnesium
Barium
19
How many protons are in an atom of Silicon?
7
28
3
14
20
Why were the two rows at the bottom of the periodic table pulled out?
to keep the table from being too wide (printing purposes)
to arrange the table by solids, liquids and gases
to arrange the elements by increasing isotope occurances
to make the table more accurate
21
Which group is unreactive?
Lanthanides
Halogens
Transition Metals
Noble Gases
22
Group 17 is also called
noble gases
halogens
lanthanides
alkali metals
23
How many valence electrons does Carbon have?
1
2
4
3
24
Elements of the same group have similar properties because they have the same number of protons
False
True
25
How many energy levels does Rb have?
5
1
3
2
26
Elements 1 - 93
are all gases
are man-made
are all liquids
occur in nature
27
Halogens are elements with properties that fall between those of metals and nonmetals.
True
False
28
Group 18 is unreactive and called the
halogens
actinides
noble gases
transition metals
29
Which of the following is in s-block?
Lanthanides
Transition Metals
Alkali Metals
Halogens
30
The black zigzag line separates what?
solids from liquids
metals from nonmetals
solids from gases
metalloids from gases
