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Periodic table
Periodic table
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Period Table
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
The periods are
the horizontal rows
along the staircase
in different colors
the vertical columns
2
The most reactive of the nonmetals are the
alkaline earth
halogens
noble gases
alkalis
3
The elements in the orange column are the...
alkaline earth metals
transition metals
noble gases
halogens
4
The green elements on this periodic table are the
metals
nonmetals
metalloids
metallions
5
The first periodic table was arranged in order of
atomic mass
number of electrons
number of neutrons
atomic number
6
At room temperature, the elements in group 18...
have few outer energy level electrons
are very reactive
are not chemically reactive
are all solids
7
The second and third electron shells can hold __ electrons.
8
32
2
18
8
All elements in group 3 have...
3 neutrons
3 valence electrons
3 electron rings
9
Which of these are metalloids?
silicon and germanium
phosphorus and fluorine
sulfur and oxygen
aluminum and gallium
10
The first electron shell can hold __ electron(s).
2
1
8
0
11
The columns of elements in the periodic table are called
transitions
halogens
periods
groups
12
The elements on the right side of the periodic table are the...
nonmetals
lanthinide series
transition metals
metalloids
13
Nonmetals are located...
along the "staircase"
on the right side
on the left side
14
The yellow elements on this periodic table are the
metals
metallions
nonmetals
metalloids
15
The modern periodic table is arranged in order of
increasing atomic mass
number of neutrons
increasing atomic number
decreasing electron rings
16
Which type of ion do metals atoms most often form?
Cations
Anions
Isotopes
Neutral
17
Elements in the same __ have similar chemical characteristics
group
period
18
Which pair of elements have similar (chemical) properties?
lithium (Li) and potassium (K)
lithium (Li) and boron (B)
sodium (Na) and helium (He)
carbon (C) and oxygen (O)
19
An element in the alkaline earth metals would have how many valence electrons?
7
0
2
1
20
How many valence electrons does sulfur (S) (atomic number 16) have?
32
6
16
3
21
Metalloids are located...
on the left side
on the right side
along the "staircase"
22
Each element is different because each element has...
its own group on the periodic table
the ability to bond with oxygen
a unique number of protons
a positive electrical charge
23
The most stable elements on the periodic table are the...
metalloids
alkali metals
transition metals
noble gases
24
The noble gases (other than helium) have ___ valence electrons
0
8
7
4
25
The atomic mass of an element is the total of the number of ...
neutrons and electrons
neutrons and quarks
electrons and protons
protons and neutrons
26
When an atom gains or loses electrons, it is called..
an ion
an isomere
an isotope
a new element
27
what does hydrogen have in common with the other elements found in group 1?
one neutron
one proton
one valence electron
one energy level
28
Moving from left to right along a period, elements are generally,,,
adding valence electrons
losing electron rings
losing valence electrons
adding electron rings
29
Moving from left to right along a period, elements become
more metallic
less metallic
more nonmetallic
less nonmetallic
30
All elements in period 3 have...
3 valence electrons
3 electron rings
3 neutrons
31
How many neutrons does phosphorus have?
15
30
31
16
32
What color are the transition metals on this periodic table?
bright pink
yellow
light green
orange
33
The red elements on this periodic table are the
nonmetals
metalloids
metallions
metals
34
From left to right, the periodic table is organized by...
metalloids, metals, nonmetals
metals, nonmetals, metalloids
metals, metalloids, nonmetals
nonmetals, metals, metalloids
